• ISO 497:1973

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    Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s):  English, French

    Published date:  05-01-1973

    Publisher:  International Organization for Standardization

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    Abstract - (Show below) - (Hide below)

    This is an additional guide to ISO 17 for selecting specified series with more rounded values. It shows the conditions for the use of these preferred numbers.

    General Product Information - (Show below) - (Hide below)

    Committee ISO/TC 19
    Document Type Standard
    Publisher International Organization for Standardization
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    DIN EN ISO 21003-1:2008-11 MULTILAYER PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS INSIDE BUILDINGS - PART 1: GENERAL
    BS 5724-2-45(2001) : 2001 MEDICAL ELECTRICAL EQUIPMENT - PART 2-45: PARTICULAR REQUIREMENTS FOR THE SAFETY OF MAMMOGRAPHIC X-RAY EQUIPMENT AND MAMMOGRAPHIC STEREOTACTIC DEVICES
    DIN EN ISO 11297-3 E : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11297-3:2013)
    17/30363924 DC : 0 BS EN 17176-1 - PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE GROUND DRAINAGE, SEWERAGE AND IRRIGATION UNDER PRESSURE - ORIENTED UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-O) - PART 1: GENERAL
    BS ISO 161-1:2018 Thermoplastics pipes for the conveyance of fluids. Nominal outside diameters and nominal pressures Metric series
    ISO 11299-3:2011 Plastics piping systems for renovation of underground gas supply networks Part 3: Lining with close-fit pipes
    ISO 6328:2000 Photography Photographic materials Determination of ISO resolving power
    01/123802 DC : DRAFT OCT 2001 BS ISO 14531-2 - PLASTICS PIPES AND FITTINGS - CROSSLINKED POLYETHYLENE (PE-X) PIPE SYSTEMS FOR THE TRANSPORT OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 2: FITTINGS FOR HEAT FUSION JOINTING
    14/30268499 DC : 0 BS ISO 16872 - ROUND STEEL SHORT LINK CHAINS FOR LIFTING PURPOSES - FINE TOLERANCE HOIST CHAINS FOR HAND OPERATED CHAIN HOISTS - GRADE VH
    10/30206101 DC : 0 BS ISO 11299-3 - PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LIMNING WITH CLOSE-FIT PIPES
    10/30212144 DC : 0 BS EN 12201-1 - PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 1: GENERAL
    ISO 14531-2:2004 Plastics pipes and fittings Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels Metric series Specifications Part 2: Fittings for heat-fusion jointing
    BS 5724-2.44(2001) : 2001 MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR THE SAFETY OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY
    BS ISO 14531-2:2004 Plastics pipes and fittings. Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels. Metric series. Specifications Fittings for heat-fusion jointing
    BS ISO 8085-1 : 2001 POLYETHYLENE FITTINGS FOR USE WITH POLYETHYLENE PIPES FOR THE SUPPLY OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 1: FITTINGS FOR SOCKET FUSION USING HEATED TOOLS
    BS 848-4(1997) : 1997 FANS FOR GENERAL PURPOSES - PART 4: DIMENSIONS
    11/30248330 DC : 0 BS ISO 17467-1 - PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - UNPLASTICIZED POLYAMIDE (PA-U) PIPING SYSTEMS JOINTED BY SOLVENT CEMENT - PART 1: GENERAL
    DIN SPEC 19674-1:2011-02 Plastics piping systems made from glass fibre reinforced polyethylene (PE-GF) for water supply and for drainage and sewerage under pressure - Part 1: General
    04/30112659 DC : 0 IEC 62398 ED.1 - TECHNOLOGY APPROVAL SCHEDULE FOR FERRITE CORES
    BS CECC25000(1977) : 1977 SPECIFICATION FOR HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS: GENERIC SPECIFICATION: INDUCTOR AND TRANSFORMER CORES FOR TELECOMMUNICATIONS
    13/30212494 DC : 0 BS EN ISO 15494 - PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE) AND POLYPROPYLENE (PP) - SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM - METRIC SERIES
    08/30092426 DC : DRAFT JULY 2008 BS ISO 12162 - THERMOPLASTICS MATERIALS FOR PIPES AND FITTINGS FOR PRESSURE APPLICATIONS - CLASSIFICATION, DESIGNATION COEFFICIENT, AND DESIGNATION
    BS EN ISO 11299-3:2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11299-3:2011)
    BS 6339(2005) : 2005 GENERAL-PURPOSE INDUSTRIAL FANS - CIRCULAR FLANGES - DIMENSIONS
    UNI EN ISO 21003-1 : 2009 MULTILAYER PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS INSIDE BUILDINGS - PART 1: GENERAL
    17/30361344 DC : 0 BS EN ISO 11298-3 - PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    PREN 17176-1 : DRAFT 2017 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE GROUND DRAINAGE, SEWERAGE AND IRRIGATION UNDER PRESSURE - ORIENTED UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-O) - PART 1: GENERAL
    ISO 21004:2006 Plastics piping systems Multilayer pipes and their joints, based on thermoplastics, for water supply
    I.S. EN ISO 1452-1:2009 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    16/30354166 DC : 0 BS ISO 161-1 - THERMOPLASTICS PIPES FOR THE CONVEYANCE OF FLUIDS - NOMINAL OUTSIDE DIAMETERS AND NOMINAL PRESSURES - PART 1: METRIC SERIES
    I.S. EN 562:2003 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    BS ISO 17467-1 : 2012 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - UNPLASTICIZED POLYAMIDE (PA-U) PIPING SYSTEMS JOINTED BY SOLVENT CEMENT - PART 1: GENERAL
    PREN ISO 15494 : DRAFT 2013 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE) AND POLYPROPYLENE (PP) - SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM - METRIC SERIES (ISO/DIS 15494:2013)
    BS EN ISO 1452-1 : 2009 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    I.S. EN 1452-1:1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    07/30173191 DC : 0 BS ISO 5171 - GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    BS PD R086-001 : 2000 GUIDANCE FOR TECHNOLOGY AUDIT OF FIBRE OPTIC CONNECTOR KITS AND TERMINATED CONNECTORS
    05/30130524 DC : DRAFT MAR 2005 ISO 22621-1 - PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS FOR MAXIMUM OPERATING UP TO AND INCLUDING 2 MPA (20 BAR) - POLYAMIDE (PA) - PART 1: GENERAL
    BS ISO 4427-1 : 2007 PLASTICS PIPING SYSTEMS - POLYETHYLENE (PE) PIPES AND FITTINGS FOR WATER SUPPLY - PART 1: GENERAL
    BS ISO 19899 : 2010 PLASTICS PIPING SYSTEMS - POLYOLEFIN PIPES AND MECHANICAL FITTING ASSEMBLIES - TEST METHOD FOR THE RESISTANCE TO END LOAD (AREL TEST)
    10/30208795 DC : 0 BS EN 12007-2 - GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL RECOMMENDATIONS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    97/231700 DC : DRAFT DEC 1997 IEC 60115-1 - FIXED RESISTORS FOR USE IN ELECTRONIC EQUIPMENT - PART 1: GENERIC SPECIFICATION
    BS CECC30000(1984) : 1984 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS: GENERIC SPECIFICATION: FIXED CAPACITORS
    BS EN 129000 : 1996 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERIC SPECIFICATION - FIXED RF WOUND INDUCTORS
    02/121564 DC : DRAFT APR 2002 BS EN 14409-3 - PLASTICS PIPING SYSTEMS FOR THE RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE FIT-PIPES
    I.S. EN 14408-3:2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    I.S. EN 14409-3:2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE FIT-PIPES
    I.S. EN 13244-1:2002 PLASTICS PIPING SYSTEMS FOR BURIED AND ABOVE-GROUND PRESSURE SYSTEMS FOR WATER FOR GENERAL PURPOSES DRAINAGE AND SEWERAGE - POLYETHYLENE (PE) - GENERAL
    ISO 4393:2015 Fluid power systems and components Cylinders Basic series of piston strokes
    17/30351670 DC : 0 BS ISO 4065 - THERMOPLASTICS PIPES - UNIVERSAL WALL THICKNESS TABLE
    BS EN ISO 11298-3:2011 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    17/30363845 DC : 0 BS ISO 21927-3 - SMOKE AND HEAT CONTROL SYSTEMS - PART 3: SPECIFICATION FOR POWERED SMOKE AND HEAT EXHAUST VENTILATORS
    ISO 18225:2012 Plastics piping systems Multilayer piping systems for outdoor gas installations Specifications for systems
    CEI EN 138000 : 1996 GENERIC SPECIFICATION: FIXED INDUCTORS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (INDUCTORS FOR WHICH SAFETY TESTS ARE REQUIRED)
    05/30127475 DC : DRAFT JAN 2005
    PREN 12007-2 : DRAFT 2010 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL RECOMMENDATIONS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    BS ISO 6328 : 2000 PHOTOGRAPHY - PHOTOGRAPHIC MATERIALS - DETERMINATION OF ISO RESOLVING POWER
    12/30264202 DC : 0 BS EN ISO 11299-3 - PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    BS EN 140000 : 1995 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERIC SPECIFICATION: FIXED RESISTORS
    04/30126864 DC : DRAFT DEC 2004 ISO 18225 - PLASTIC PIPING SYSTEMS - MULTILAYER PIPING SYSTEMS FOR OUTDOOR GAS INSTALLATIONS - SPECIFICATIONS FOR SYSTEMS
    09/30170496 DC : 0 BS EN 60601-2-45 - MEDICAL ELECTRICAL EQUIPMENT - PART 2-45: PARTICULAR REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE OF MAMMOGRAPHIC X-RAY EQUIPMENT AND MAMMOGRAPHIC STEREOTACTIC DEVICES
    14/30291027 DC : 0 BS ISO 4393 - FLUID POWER SYSTEMS AND COMPONENTS - CYLINDERS - BASIC SERIES OF PISTON STROKES
    CSA C22.2 No. 60601.2.7 : 0 MEDICAL ELECTRICAL EQUIPMENT - PART 2-7: PARTICULAR REQUIREMENTS FOR THE SAFETY OF HIGH-VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    BS 7579(1992) : 1992 SPECIFICATION FOR DESIGNATION AND NOMINAL SIZES OF OPENINGS FOR WOVEN WIRE CLOTH, PERFORATED PLATE AND ELECTROFORMED SHEET FOR INDUSTRIAL SCREENS
    08/30179691 DC : DRAFT MAR 2008 BS ISO 16630 - METALLIC MATERIALS - METHOD OF HOLE EXPANDING TEST
    UNI EN ISO 1452-1 : 2010 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    IEC 61045-1:1991 Fixed film resistor networks for use in electronic equipment - Part 1: Generic specification
    12/30258383 DC : 0 BS EN ISO 11297-3 - PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES
    ISO 16877:2015 Round steel short link chains for lifting purposes Fine tolerance hoist chains for hand operated chain hoists Grade TH
    08/30185535 DC : DRAFT JULY 2008 BS EN ISO 1452-1 - PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC U) - PART 1: GENERAL
    ISO 16872:2015 Round steel short link chains for lifting purposes Fine tolerance hoist chains for hand operated chain hoists Grade VH
    18/30364236 DC : 0 BS ISO 1835 - ROUND STEEL SHORT LINK CHAINS FOR LIFTING PURPOSES - MEDIUM TOLERANCE SLING CHAINS - GRADE 4, STAINLESS STEEL
    BS EN 60601-2-44 : 2009 MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY (IEC 60601-2-44:2009)
    BS ISO 18225 : 2012 PLASTICS PIPING SYSTEMS - MULTILAYER PIPING SYSTEMS FOR OUTDOOR GAS INSTALLATIONS - SPECIFICATIONS FOR SYSTEMS
    I.S. EN ISO 13351:2009 FANS - DIMENSIONS
    13/30268502 DC : 0 BS ISO 16877 - ROUND STEEL SHORT LINK CHAINS FOR LIFTING PURPOSES - FINE TOLERANCE HOIST CHAINS FOR HAND OPERATED CHAIN HOISTS - GRADE TH
    BS EN 61007 : 1997 TRANSFORMERS AND INDUCTORS FOR USE IN ELECTRONIC AND TELECOMMUNICATION EQUIPMENT - MEASURING METHODS AND TEST PROCEDURES
    BS 2782-11.1121A(1996) : 1996 METHODS OF TESTING PLASTICS - THERMOPLASTICS PIPES, FITTINGS AND VALVES, THERMOPLASTICS MATERIALS FOR PIPES AND FITTINGS FOR PRESSURE APPLICATIONS - CLASSIFICATION AND DESIGN OVERALL SERVICE (DESIGN) COEFFICIENT
    BS EN ISO 21003-1:2008 Multilayer piping systems for hot and cold water installations inside buildings General
    16/30340367 DC : 0 BS 8588 - POLYEPTRHEYSLSEUNREE PIPES WITH AN ALUMINIUM BARRIER LAYER AND ASSOCIATED FITTINGS FOR POTABLE WATER SUPPLY IN CONTAMINATED LAND - SIZE 20 MM TO 630 MM
    04/30126871 DC : DRAFT DEC 2004 ISO 17484-1 - PLASTICS PIPING SYSTEMS - MULTI-LAYERED PIPE SYSTEMS FOR INDOOR GAS INSTALLATIONS WITH A MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 5 BAR - PART 1: SPECIFICATIONS FOR SYSTEMS
    BS EN 62358 : 2012 FERRITE CORES - STANDARD INDUCTANCE FACTOR FOR GAPPED CORES AND ITS TOLERANCE
    I.S. EN 125000:1999 CORES MADE FROM FERRITE MATERIALS (GENERIC SPECIFICATION)
    UNE-EN ISO 15494:2016 Plastics piping systems for industrial applications - Polybutene (PB), polyethylene (PE), polyethylene of raised temperature resistance (PE-RT), crosslinked polyethylene (PE-X), polypropylene (PP) - Metric series for specifications for components and the system (ISO 15494:2015)
    07/30166162 DC : 0 BS IEC 60601-2-44 - MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY
    12/30256736 DC : 0 BS ISO 4437-1 - PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    BS EN 133000 : 1997 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERIC SPECIFICATION: PASSIVE FILTER UNITS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION
    BS ISO 17885:2015 PLASTICS PIPING SYSTEMS - MECHANICAL FITTINGS FOR PRESSURE PIPING SYSTEMS - SPECIFICATIONS
    02/121566 DC : DRAFT APR 2002 BS EN 14408-3 - PLASTICS PIPING SYSTEMS FOR THE RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    08/30191187 DC : DRAFT OCT 2008 BS EN 62358 - FERRITE CORES - STANDARD INDUCTANCE FACTOR (AL) AND ITS TOLERANCE
    BS ISO 8085-3 : 2001 POLYETHYLENE FITTINGS FOR USE WITH POLYETHYLENE PIPES FOR THE SUPPLY OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 3: ELECTROFUSION FITTINGS
    BS ISO 6580 : 2005 GENERAL-PURPOSE INDUSTRIAL FANS - CIRCULAR FLANGES - DIMENSIONS
    DIN EN 138000 : 1997 GENERIC SPECIFICATION; FIXED INDUCTORS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (INDUCTORS FOR WHICH SAFETY TESTS ARE REQUIRED)
    DIN ISO 16486-1:2015-07 Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 1: General (ISO 16486-1:2012 + AMD 1:2014)
    BS ISO 17484-1 : 2014 PLASTICS PIPING SYSTEMS - MULTILAYER PIPE SYSTEMS FOR INDOOR GAS INSTALLATIONS WITH A MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 5 BAR (500 KPA) - PART 1: SPECIFICATIONS FOR SYSTEMS
    UNI EN ISO 11298-3 : 2011 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    11/30237753 DC : 0 BS ISO 17484-1 - PLASTICS PIPING SYSTEMS - MULTILAYER PIPE SYSTEMS FOR INDOOR GAS INSTALLATIONS WITH A MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 5 BAR (500 KPA) - PART 1: SPECIFICATIONS FOR SYSTEMS
    BS EN ISO 11297-3:2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES
    BS 5724-2.7(1998) : 1998 MEDICAL ELECTRICAL EQUIPMENT - PARTICULAR REQUIREMENTS FOR SAFETY - PART 2-7: SPECIFICATION FOR HIGH VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    BS 2782-11.1121B(1997) : 1997 METHODS OF TESTING PLASTICS - THERMOPLASTICS PIPES, FITTINGS AND VALVES - THERMOPLASTICS PIPES FOR THE CONVEYANCE OF FLUIDS - NOMINAL OUTSIDE DIAMETERS AND NOMINAL PRESSURES - METRIC SERIES
    BS EN 130000 : 1994 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERIC SPECIFICATION: FIXED CAPACITORS
    BS ISO 16872:2015 ROUND STEEL SHORT LINK CHAINS FOR LIFTING PURPOSES - FINE TOLERANCE HOIST CHAINS FOR HAND OPERATED CHAIN HOISTS - GRADE VH
    BS EN 120000 : 1996 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERAL SPECIFICATION: SEMICONDUCTOR OPTOELECTRONIC AND LIQUID CRYSTAL DEVICES
    04/30107711 DC : DRAFT JAN 2004 ISO/DIS 14531-3 - PLASTIC PIPES AND FITTINGS - CROSSLINKED POLYETHYLENE (PE-X) PIPE SYSTEMS FOR THE CONVEYANCE OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 3: FITTINGS FOR MECHANICAL JOINTING (INCLUDING PE-X/METAL TRANSITIONS)
    08/30191143 DC : 0 BS EN 1555-1 - PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    06/30146370 DC : DRAFT SEP 2006 ISO 15439-1 - PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 4 BAR - POLYAMIDE (PA) - PART 1: GENERAL
    07/30136476 DC : DRAFT APR 2007 IEC 60601-2-44 - MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY
    BS ISO 4393:2015 Fluid power systems and components. Cylinders. Basic series of piston strokes
    BS ISO 4437 : 2007 BURIED POLYETHYLENE (PE) PIPES FOR THE SUPPLY OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS
    ISO 19899:2010 Plastics piping systems Polyolefin pipes and mechanical fitting assemblies Test method for the resistance to end load (AREL test)
    BS 2782-11.1121C(1997) : 1997 METHODS OF TESTING PLASTICS - THERMOPLASTICS PIPES, FITTINGS AND VALVES - THERMOPLASTICS PIPES FOR THE CONVEYANCE OF FLUIDS - NOMINAL OUTSIDE DIAMETERS AND NOMINAL PRESSURES - INCH-BASED SERIES
    BS EN 137000 : 1996 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS: GENERIC SPECIFICATION: FIXED ALUMINIUM ELECTROLYTIC A.C. CAPACITORS WITH NON-SOLID ELECTROLYTE FOR USE WITH MOTORS
    12/30257534 DC : 0 BS ISO 18225 - PLASTICS PIPING SYSTEMS - MULTILAYER PIPING SYSTEMS FOR OUTDOOR GAS INSTALLATIONS - SPECIFICATIONS FOR SYSTEMS
    I.S. EN ISO 11299-3:2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11299-3:2011)
    BS EN ISO 13351 : 2009 FANS - DIMENSIONS
    04/30126883 DC : DRAFT DEC 2004 ISO 4437 - BURIED POLYETHYLENE (PE) PIPES FOR THE SUPPLY OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS
    08/30172449 DC : DRAFT APR 2008 BS ISO 8779 - PLASTICS PIPING SYSTEMS - POLYETHYLENE (PE) PIPES FOR IRRIGATION - SPECIFICATIONS
    BS CECC 299 001(1999) : 1999 TECHNOLOGY APPROVAL SCHEDULE - MANUFACTURE OF ELECTRICAL CONNECTORS
    BS EN 125000 : 1998 HARMONIZED SYSTEM OF QUALITY ASSESSMENT OF ELECTRONIC COMPONENTS - GENERIC SPECIFICATION: CORES MADE OF FERRITE MATERIALS
    BS CECC30000(1992) : 1992 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS. GENERIC SPECIFICATION: FIXED CAPACITORS
    ASME B32.100 : 2016 PREFERRED METRIC SIZES FOR FLAT, ROUND, SQUARE, RECTANGULAR AND HEXAGONAL METAL PRODUCTS
    BS 8588(2017) : 2017 POLYETHYLENE PRESSURE PIPE WITH AN ALUMINIUM BARRIER LAYER AND ASSOCIATED FITTINGS FOR POTABLE WATER SUPPLY IN CONTAMINATED LAND - SIZE 20 MM TO 630 MM
    06/30107360 DC : 0 IEC 60601-1-3 - MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD - RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT
    05/30132152 DC : DRAFT APR 2005 ISO 21004 - PLASTICS PIPING SYSTEMS - MULTILAYER PIPES AND THEIR JOINTS, BASED ON THERMOPLASTICS, FOR WATER SUPPLY
    BS ISO 14531-1 : 2002 PLASTICS PIPES AND FITTINGS - CROSSLINKED POLYETHYLENE (PE-X) PIPE SYSTEMS FOR THE CONVEYANCE OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 1: PIPES
    BS ISO 4437-1:2014 (published 2014-01) Plastics piping systems for the supply of gaseous fuels. Polyethylene (PE) General
    ISO 5171:2009 Gas welding equipment Pressure gauges used in welding, cutting and allied processes
    ISO 17467-1:2012 Plastics piping systems for the supply of gaseous fuels Unplasticized polyamide (PA-U) piping systems jointed by solvent cement Part 1: General
    CEI EN 62358 : 2013 FERRITE CORES - STANDARD INDUCTANCE FACTOR FOR GAPPED CORES AND ITS TOLERANCE
    I.S. 329:2015 GAS DISTRIBUTION MAINS (EDITION 3)
    DIN EN ISO 1452-1:2010-04 Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 1: General (ISO 1452-1:2009)
    UNE-EN 60601-2-44:2010 Medical electrical equipment -- Part 2-44: Particular requirements for the basic safety and essential performance of X-ray equipment for computed tomography
    DIN EN ISO 13351:2011-11 Fans - Dimensions (ISO 13351:2009)
    DIN EN 60601-2-7 : 2000 MEDICAL ELECTRICAL EQUIPMENT - PART 2-7: PARTICULAR REQUIREMENTS FOR THE SAFETY OF HIGH-VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    I.S. EN 153000:1998 DISCRETE PRESSURE CONTACT POWER SEMICONDUCTOR DEVICES (QUALIFICATION APPROVAL) (GENERIC SPECIFICATION)
    EN 1555-1 : 2010 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    I.S. EN ISO 15494:2015 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE), POLYETHYLENE OF RAISED TEMPERATURE RESISTANCE (PE-RT), CROSSLINKED POLYETHYLENE (PE-X), POLYPROPYLENE (PP) - METRIC SERIES FOR SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM (ISO 15494:2015)
    BS ISO 8085-2 : 2001 POLYETHYLENE FITTINGS FOR USE WITH POLYETHYLENE PIPES FOR THE SUPPLY OF GASEOUS FUELS - METRIC SERIES - SPECIFICATIONS - PART 2: SPIGOT FITTINGS FOR BUTT FUSION, FOR SOCKET FUSION USING HEATED TOOLS AND FOR USE WITH ELECTROFUSION FITTINGS
    DIN ISO 16486-1 E : 2015 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - UNPLASTICIZED POLYAMIDE (PA-U) PIPING SYSTEMS WITH FUSION JOINTING AND MECHANICAL JOINTING - PART 1: GENERAL (ISO 16486-1:2012 + AMD 1:2014)
    ISO 15494:2015 Plastics piping systems for industrial applications Polybutene (PB), polyethylene (PE), polyethylene of raised temperature resistance (PE-RT), crosslinked polyethylene (PE-X), polypropylene (PP) Metric series for specifications for components and the system
    DIN EN ISO 11299-3 E : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11299-3:2011)
    BIS IS 13450-1-3 : 2014 MEDICAL ELECTRICAL EQUIPMENT - PART 1: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - SECTION 3: COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT
    ISO 4783-3:1981 Industrial wire screens and woven wire cloth — Guide to the choice of aperture size and wire diameter combinations — Part 3: Preferred combinations for pre-crimped or pressure-welded wire screens
    ANSI B93.56M : 82(R1996) FLUID POWER SYSTEMS AND PRODUCTS - CYLINDERS - BASIC SERIES OF PISTON STROKES,
    CSA Z234.3 : 1989 GUIDE FOR THE SELECTION AND USE OF PREFERRED NUMBERS
    BS EN ISO 15494:2015 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE), POLYETHYLENE OF RAISED TEMPERATURE RESISTANCE (PE-RT), CROSSLINKED POLYETHYLENE (PE-X), POLYPROPYLENE (PP) - METRIC SERIES FOR SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM
    BS EN 138000 : 1997 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRONIC COMPONENTS - GENERIC SPECIFICATION: FIXED INDUCTORS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (INDUCTORS FOR WHICH SAFETY TESTS ARE REQUIRED)
    ISO 4065:2018 Thermoplastics pipes Universal wall thickness table
    S.R. CEN/TS 15223:2017 PLASTICS PIPING SYSTEMS - VALIDATED DESIGN PARAMETERS OF BURIED THERMOPLASTICS PIPING SYSTEMS
    UNI EN ISO 11299-3 : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    I.S. EN ISO 11298-3:2011 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    I.S. EN 60601-2-44:2009 MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY
    ISO 4437:2007 Buried polyethylene (PE) pipes for the supply of gaseous fuels Metric series Specifications
    EN ISO 15494:2015 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE), POLYETHYLENE OF RAISED TEMPERATURE RESISTANCE (PE-RT), CROSSLINKED POLYETHYLENE (PE-X), POLYPROPYLENE (PP) - METRIC SERIES FOR SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM (ISO 15494:2015)
    BS ISO 8779 : 2010 PLASTICS PIPING SYSTEMS - POLYETHYLENE (PE) PIPES FOR IRRIGATION - SPECIFICATIONS
    UNI 10667-13 : 2013 PLASTIC RAW-SECONDARY MATERIALS FILLERS OBTAINED FROM GRINDING OF PRODUCTION AND/OR POST-CONSUMER WASTE OF REINFORCED PLASTICS COMPOSITES - PART 13: REQUIREMENTS AND TEST METHODS
    UNI EN ISO 13351 : 2010 FANS - DIMENSIONS
    I.S. EN ISO 21003-1:2008 MULTILAYER PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS INSIDE BUILDINGS - PART 1: GENERAL
    I.S. EN ISO 5171:2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    ISO 6993-2:2006 Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels Part 2: Fittings for a maximum operating pressure of 200 mbar (20 kPa)
    I.S. EN 138000:1998 FIXED INDUCTORS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (INDUCTORS FOR WHICH SAFETY TESTS ARE REQUIRED) (GENERIC SPECIFICATION)
    EN ISO 11297-3 : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11297-3:2013)
    I.S. EN ISO 11297-3:2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11297-3:2013)
    IEC TS 62398:2004 Ferrite cores - Technology approval schedule (TAS)
    ISO 8085-1:2001 Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels Metric series Specifications Part 1: Fittings for socket fusion using heated tools
    ISO 4437-1:2014 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) Part 1: General
    ISO 6993-1:2006 Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels Part 1: Pipes for a maximum operating pressure of 1 bar (100 kPa)
    ISO 12162:2009 Thermoplastics materials for pipes and fittings for pressure applications Classification, designation and design coefficient
    BS ISO 4065:2018 THERMOPLASTICS PIPES - UNIVERSAL WALL THICKNESS TABLE
    NF EN 60601 1-3 : 2008 AMD 1 2013 MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT
    I.S. CECC 33000:1994 PASSIVE FILTER UNITS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (GENERIC SPECIFICATION)
    I.S. EN 133000:1998 PASSIVE FILTER UNITS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION (GENERIC SPECIFICATION)
    NF EN ISO 5171 : 2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    DIN EN ISO 11297-3:2013-11 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11297-3:2013)
    UNE-EN ISO 11297-3:2014 Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 3: Lining with close-fit pipes (ISO 11297-3:2013)
    UNE-EN ISO 11299-3:2014 Plastics piping systems for renovation of underground gas supply networks - Part 3: Lining with close-fit pipes (ISO 11299-3:2011)
    UNI EN ISO 5171 : 2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    ANSI/ASA S1.6 : 2016 PREFERRED FREQUENCIES AND FILTER BAND CENTER FREQUENCIES FOR ACOUSTICAL MEASUREMENTS
    UNI EN ISO 11297-3 : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND DRAINAGE AND SEWERAGE NETWORKS UNDER PRESSURE - PART 3: LINING WITH CLOSE-FIT PIPES
    DIN EN ISO 15494:2016-03 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLYBUTENE (PB), POLYETHYLENE (PE), POLYETHYLENE OF RAISED TEMPERATURE RESISTANCE (PE-RT), CROSSLINKED POLYETHYLENE (PE-X), POLYPROPYLENE (PP) - METRIC SERIES FOR SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM (ISO 15494:2015)
    ONORM EN ISO 5171 : 2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    IEC 61253-1:1993 Piezoelectric ceramic resonators - A specification in the IEC quality assessment system for electronic components (IECQ) - Part 1: Generic specification - Qualification approval
    BS EN ISO 5171:2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    CEN/TS 15223:2017 PLASTICS PIPING SYSTEMS - VALIDATED DESIGN PARAMETERS OF BURIED THERMOPLASTICS PIPING SYSTEMS
    HD 395.2.7 : 200S1 MEDICAL ELECTRICAL EQUIPMENT - PARTICULAR REQUIREMENTS FOR THE SAFETY OF HIGH-VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    ISO 11298-3:2010 Plastics piping systems for renovation of underground water supply networks Part 3: Lining with close-fit pipes
    ISO 17484-1:2014 Plastics piping systems Multilayer pipe systems for indoor gas installations with a maximum operating pressure up to and including 5 bar (500 kPa) Part 1: Specifications for systems
    UNE-EN ISO 11298-3:2011 Plastics piping systems for renovation of underground water supply networks - Part 3: Lining with close-fit pipes (ISO 11298-3:2010)
    ISO 6580:2005 General-purpose industrial fans Circular flanges Dimensions
    ISO 1452-1:2009 Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure Unplasticized poly(vinyl chloride) (PVC-U) Part 1: General
    DIN EN ISO 5171:2010-07 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    ISO 8085-2:2001 Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels Metric series Specifications Part 2: Spigot fittings for butt fusion, for socket fusion using heated tools and for use with electrofusion fittings
    EN ISO 11298-3 : 2011 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    ISO/TS 16630:2003 Metallic materials Method of hole expanding test
    ISO 14531-1:2002 Plastics pipes and fittings Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels Metric series Specifications Part 1: Pipes
    12/30255878 DC : 0 BS ISO 17885 - PLASTICS PIPING SYSTEMS - MECHANICAL FITTINGS FOR PRESSURE PIPING SYSTEMS - SPECIFICATIONS
    08/30174014 DC : DRAFT JUNE 2008 BS ISO 11298-3 - PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT-PIPES
    BS ISO 16877:2015 ROUND STEEL SHORT LINK CHAINS FOR LIFTING PURPOSES - FINE TOLERANCE HOIST CHAINS FOR HAND OPERATED CHAIN HOISTS - GRADE TH
    I.S. EN 134000:1994 GENERIC SPECIFICATION: VARIABLE CAPACITORS (QUALIFICATION APPROVAL AND CAPABILITY APPROVAL)
    I.S. EN ISO 12162:2009 THERMOPLASTICS MATERIALS FOR PIPES AND FITTINGS FOR PRESSURE APPLICATIONS - CLASSIFICATION, DESIGNATION AND DESIGN COEFFICIENT (ISO 12162:2009)
    ISO 4427-1:2007 Plastics piping systems Polyethylene (PE) pipes and fittings for water supply Part 1: General
    ISO 8779:2010 Plastics piping systems Polyethylene (PE) pipes for irrigation Specifications
    ISO 8085-3:2001 Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels Metric series Specifications Part 3: Electrofusion fittings
    EN ISO 11299-3 : 2013 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11299-3:2011)
    ISO 6993-3:2006 Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels Part 3: Fittings and saddles for a maximum operating pressure of 1 bar (100 kPa)
    ISO 16486-1:2012 Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing Part 1: General
    UNI EN 1555-1 : 2011 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    I.S. EN 62358:2012 FERRITE CORES - STANDARD INDUCTANCE FACTOR FOR GAPPED CORES AND ITS TOLERANCE (IEC 62358:2012 (EQV))
    ISO 15439-1:2007 Plastics piping systems for the supply of gaseous fuels for maximum operating pressure up to and including 0,4 MPa (4 bar) Polyamide (PA) Part 1: General
    I.S. HD 395-2-7:1990 MEDICAL ELECTRICAL EQUIPMENT - PART 2: PARTICULAR REQUIREMENTS FOR THE SAFETY OF HIGH VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    IEC 61007:1994 Transformers and inductors for use in electronic and telecommunication equipment - Measuring methods and test procedures
    ISO 22621-1:2007 Plastics piping systems for the supply of gaseous fuels for maximum operating pressures up to and including 2 MPa (20 bar) Polyamide (PA) Part 1: General
    EN 60601-2-44:2009/A2:2016 MEDICAL ELECTRICAL EQUIPMENT - PART 2-44: PARTICULAR REQUIREMENTS FOR THE BASIC SAFETY AND ESSENTIAL PERFORMANCE OF X-RAY EQUIPMENT FOR COMPUTED TOMOGRAPHY (IEC 60601-2-44:2009/A2:2016)
    DIN EN 1555-1:2010-12 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General
    DIN EN 12007-2:2012-10 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL REQUIREMENTS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    DIN EN 12201-1:2011-11 Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 1: General
    DIN EN 14408-3:2004-12 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    DIN EN ISO 10931:2015-11 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLY(VINYLIDENE FLUORIDE) (PVDF) - SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM (ISO 10931:2005 + AMD 1:2015)
    DIN EN 818-2:2008-12 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 2: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 8
    DIN EN 818-5:2008-12 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 5: CHAIN SLINGS - GRADE 4
    DIN EN ISO 12162:2010-04 Thermoplastics materials for pipes and fittings for pressure applications - Classification, designation and design coefficient (ISO 12162:2009)
    BS EN 818-3 : 1999 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
    BS EN 13244-1 : 2002 PLASTICS PIPING SYSTEMS FOR BURIED AND ABOVE-GROUND PRESSURE SYSTEMS FOR WATER FOR GENERAL PURPOSES, DRAINAGE AND SEWERAGE - POLYETHYLENE (PE) - PART 1: GENERAL
    BS EN 1452-1 : 2000 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    BS EN ISO 10931 : 2005 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - POLY(VINYLIDENE FLUORIDE) (PVDF) - SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM
    BS EN 14409-3 : 2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE FIT-PIPES
    BS EN 12201-1:2011 Plastics piping systems for water supply, and for drainage and sewerage under pressure. Polyethylene (PE) General
    ISO 21003-1:2008 Multilayer piping systems for hot and cold water installations inside buildings — Part 1: General
    BS EN 12007-2 : 2012 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL REQUIREMENTS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    ISO 17885:2015 Plastics piping systems Mechanical fittings for pressure piping systems Specifications
    BS EN ISO 12162:2009 Thermoplastics materials for pipes and fittings for pressure applications. Classification, designation and design coefficient
    BS EN 1555-1:2010 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    IEC 60601-2-44:2009+AMD1:2012+AMD2:2016 CSV Medical electrical equipment - Part 2-44: Particular requirements for the basic safety and essential performance of X-ray equipment for computed tomography
    BS EN ISO 15493 : 2003 PLASTICS PIPING SYSTEMS FOR INDUSTRIAL APPLICATIONS - ACRYLONITRILE-BUTADIENE-STYRENE (ABS), UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) AND CHLORINATED POLY(VINYL CHLORIDE) (PVC-C) - SPECIFICATIONS FOR COMPONENTS AND THE SYSTEM - METRIC SERIES (ISO 15493:2003)
    BS EN 562 : 2003 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    BS EN 818-4 : 1997 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 4: CHAIN SLINGS - GRADE 8
    UNE-EN ISO 5171:2011 Gas welding equipment - Pressure gauges used in welding, cutting and allied processes (ISO 5171:2009)
    IEC 60601-1-3:2008+AMD1:2013 CSV Medical electrical equipment - Part 1-3: General requirements forbasic safety and essential performance - Collateral Standard: Radiation protection in diagnostic X-ray equipment
    UNE-EN 1555-1:2011 Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General
    IEC 62358:2012 Ferrite cores - Standard inductance factor for gapped cores and its tolerance
    ISO 13351:2009 Fans Dimensions
    ISO 15493:2003 Plastics piping systems for industrial applications Acrylonitrile-butadiene-styrene (ABS), unplasticized poly(vinyl chloride) (PVC-U) and chlorinated poly(vinyl chloride) (PVC-C) Specifications for components and the system Metric series
    BS EN 818-2 : 1997 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 2: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 8
    BS EN 60601-1-3 : 2008 MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT (IEC 60601-1-3:2008)
    IEC 60601-2-7:1998 Medical electrical equipment - Part 2-7: Particular requirements for the safety of high-voltage generators of diagnostic X-ray generators
    BS EN 14408-3 : 2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    ISO 10931:2005 Plastics piping systems for industrial applications Poly(vinylidene fluoride) (PVDF) Specifications for components and the system
    BS EN 818-5 : 1999 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 5: CHAIN SLINGS - GRADE 4
    UNE-EN 12007-2:2013 Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 2: Specific functional requirements for polyethylene (MOP up to and including 10 bar)
    I.S. EN 818-3:1999 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
    DIN EN 14409-3:2004-12 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    I.S. EN 12201-1:2011 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 1: GENERAL
    I.S. EN 1555-1:2010-2015 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    DIN EN 818-3:2008-12 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
    I.S. EN 818-5:1999 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 5: CHAIN SLINGS - GRADE 4
    I.S. EN 60601-1-3:2008 MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT
    EN 60601-1-3 : 2008 AMD 11 2016 MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT (IEC 60601-1-3:2008/A1:2013)
    I.S. EN 818-4:1997 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 4: CHAIN SLINGS - GRADE 8
    I.S. EN 12007-2:2012 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL REQUIREMENTS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    I.S. EN 818-2:1997 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 2: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 8
    EN 125000:1997 Generic Specification: Cores made of ferrite materials
    EN 60601-2-7 : 1998 MEDICAL ELECTRICAL EQUIPMENT - PARTICULAR REQUIREMENTS FOR THE SAFETY OF HIGH-VOLTAGE GENERATORS OF DIAGNOSTIC X-RAY GENERATORS
    EN 12201-1:2011 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 1: GENERAL
    EN 153000:1998 Generic specification: Discrete pressure contact power semiconductor devices (Qualification approval)
    DIN EN 1452-1:1999-09 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    DIN EN 13244-1:2003-04 PLASTICS PIPING SYSTEMS FOR BURIED AND ABOVE-GROUND PRESSURE SYSTEMS FOR WATER FOR GENERAL PURPOSES, DRAINAGE AND SEWERAGE - POLYETHYLENE (PE) - PART 1: GENERAL
    EN 134000 : 1994 GENERIC SPECIFICATION: VARIABLE CAPACITORS (QUALIFICATION APPROVAL AND CAPABILITY APPROVAL)
    EN 13244-1 : 2002 PLASTICS PIPING SYSTEMS FOR BURIED AND ABOVE-GROUND PRESSURE SYSTEMS FOR WATER FOR GENERAL PURPOSES, DRAINAGE AND SEWERAGE - POLYETHYLENE (PE) - PART 1: GENERAL
    DIN EN 562:2003-09 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    EN 129000:1993/A1:1995 GENERIC SPECIFICATION - FIXED RF WOUND INDUCTORS
    EN 12007-2:2012 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL REQUIREMENTS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    OVE/ONORM EN 60601-1-3 : 2014 MEDICAL ELECTRICAL EQUIPMENT - PART 1-3: GENERAL REQUIREMENTS FOR BASIC SAFETY AND ESSENTIAL PERFORMANCE - COLLATERAL STANDARD: RADIATION PROTECTION IN DIAGNOSTIC X-RAY EQUIPMENT (IEC 60601-1-3:2008 + A1:2013)
    DIN EN ISO 11298-3:2011-07 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    EN 137000 : 1995 GENERIC SPECIFICATION: FIXED ALUMINIUM ELECTROLYTIC A.C. CAPACITORS WITH NON-SOLID ELECTROLYTE FOR USE WITH MOTORS
    DIN EN ISO 11299-3:2013-05 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES (ISO 11299-3:2011)
    EN 62358:2012 FERRITE CORES - STANDARD INDUCTANCE FACTOR FOR GAPPED CORES AND ITS TOLERANCE (IEC 62358:2012)
    DIN EN 818-4:2008-12 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 4: CHAIN SLINGS - GRADE 8
    EN 140000 : 1993 GENERIC SPECIFICATION: FIXED RESISTORS
    EN 14409-3 : 2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND WATER SUPPLY NETWORKS - PART 3: LINING WITH CLOSE FIT-PIPES
    EN ISO 12162 : 2009 THERMOPLASTICS MATERIALS FOR PIPES AND FITTINGS FOR PRESSURE APPLICATIONS - CLASSIFICATION, DESIGNATION AND DESIGN COEFFICIENT
    EN 1452-1 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    EN ISO 1452-1 : 2009 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY AND FOR BURIED AND ABOVE-GROUND DRAINAGE AND SEWERAGE UNDER PRESSURE - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    EN ISO 13351:2009 FANS - DIMENSIONS
    EN ISO 21003-1 : 2008 MULTILAYER PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS INSIDE BUILDINGS - PART 1: GENERAL
    EN ISO 10931:2005/A1:2015 Plastics piping systems for industrial applications - Poly(vinylidene fluoride) (PVDF) - Specifications for components and the system (ISO 10931:2005/FDAM 1:2015)
    EN 14408-3 : 2004 PLASTICS PIPING SYSTEMS FOR RENOVATION OF UNDERGROUND GAS SUPPLY NETWORKS - PART 3: LINING WITH CLOSE-FIT PIPES
    EN 818-3:1999+A1:2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
    EN ISO 5171 : 2010 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    EN 818-2:1996+A1:2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 2: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 8
    EN ISO 15493:2003/A1:2017 Plastics piping systems for industrial applications - Acrylonitrile-butadiene-styrene (ABS), unplasticized poly(vinyl chloride) (PVC-U) and chlorinated poly(vinyl chloride) (PVC-C) - Specifications for components and the system - Metric series - Amendment 1 (ISO 15493:2003/Amd 1:2016 + Cor 1:2004)
    EN 818-4:1996+A1:2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 4: CHAIN SLINGS - GRADE 8
    EN 562 : 2003 GAS WELDING EQUIPMENT - PRESSURE GAUGES USED IN WELDING, CUTTING AND ALLIED PROCESSES
    EN 818-5:1999+A1:2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 5: CHAIN SLINGS - GRADE 4
    UNI EN 818-4 : 2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 4: CHAIN SLINGS - GRADE 8
    UNI EN 12007-2 : 2012 GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE UP TO AND INCLUDING 16 BAR - PART 2: SPECIFIC FUNCTIONAL REQUIREMENTS FOR POLYETHYLENE (MOP UP TO AND INCLUDING 10 BAR)
    UNI EN 12201-1 : 2012 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 1: GENERAL
    UNI EN ISO 12162 : 2010 THERMOPLASTICS MATERIALS FOR PIPES AND FITTINGS FOR PRESSURE APPLICATIONS - CLASSIFICATION, DESIGNATION AND DESIGN COEFFICIENT
    UNI EN 818-3 : 2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 3: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 4
    UNI EN 818-5 : 2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 5: CHAIN SLINGS - GRADE 4
    UNI EN 818-2 : 2008 SHORT LINK CHAIN FOR LIFTING PURPOSES - SAFETY - PART 2: MEDIUM TOLERANCE CHAIN FOR CHAIN SLINGS - GRADE 8
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