EN 1254-3:1998
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Copper and copper alloys - Plumbing fittings - Part 3: Fittings with compression ends for use with plastics pipes
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EN 444:1994
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Non-destructive testing - General principles for radiographic examination of metallic materials by X- and gamma-rays
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EN ISO 5817:2014
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Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2014)
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EN 751-3:1996/AC:1997
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Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes
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EN 1555-3:2010+A1:2012
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Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings
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EN 1045:1997
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Brazing - Fluxes for brazing - Classification and technical delivery conditions
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EN 1515-1:1999
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Flanges and their joints - Bolting - Part 1: Selection of bolting
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EN 12007-3:2015
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Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 3: Specific functional requirements for steel
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EN 1254-4:1998/AC:1999
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COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 4: FITTINGS COMBINING OTHER END CONNECTIONS WITH CAPILLARY OR COMPRESSION ENDS
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EN 440 : 1994
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WELDING CONSUMABLES - WIRE ELECTRODES AND DEPOSITS FOR GAS SHIELDED METAL ARC WELDING OF NON ALLOY AND FINE GRAIN STEELS - CLASSIFICATION
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EN 10226-2:2005
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Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
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EN ISO 15613:2004
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Specification and qualification of welding procedures for metallic materials - Qualification based on pre-production welding test (ISO 15613:2004)
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EN 1254-5:1998
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Copper and copper alloys - Plumbing fittings - Part 5: Fittings with short ends for capillary brazing to copper tubes
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EN 1057:2006+A1:2010
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Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications
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EN ISO 15612:2004
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Specification and qualification of welding procedures for metallic materials - Qualification by adoption of a standard welding procedure (ISO 15612:2004)
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ISO 15610:2003
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Specification and qualification of welding procedures for metallic materials — Qualification based on tested welding consumables
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ISO 9454-2:1998
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Soft soldering fluxes Classification and requirements Part 2: Performance requirements
|
EN 1254-1:1998
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Copper and copper alloys - Plumbing fittings - Part 1: Fittings with ends for capillary soldering or capillary brazing to copper tubes
|
EN 12007-1:2012
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Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 1: General functional requirements
|
EN 1254-2:1998
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Copper and copper alloys - Plumbing fittings - Part 2: Fittings with compression ends for use with copper tubes
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EN 751-2:1996
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Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds
|
ISO 12176-1:2017
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Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 1: Butt fusion
|
EN ISO 9454-2:2000
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Soft soldering fluxes - Classification and requirements - Part 2: Performance requirements (ISO 9454-2:1998)
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EN 473:2008
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Non-destructive testing - Qualification and certification of NDT personnel - General principles
|
EN 15266:2007
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Stainless steel pliable corrugated tubing kits in buildings for gas with an operating pressure up to 0,5 bar
|
PREN 15001-1 : DRAFT 2017
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GAS INFRASTRUCTURE - GAS INSTALLATION PIPEWORK WITH AN OPERATING PRESSURE GREATER THAN 0,5 BAR FOR INDUSTRIAL INSTALLATIONS AND GREATER THAN 5 BAR FOR INDUSTRIAL AND NON-INDUSTRIAL INSTALLATIONS - PART 1: DETAILED FUNCTIONAL REQUIREMENTS FOR DESIGN, MATERIALS, CONSTRUCTION, INSPECTION AND TESTING
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ISO 12176-2:2008
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Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 2: Electrofusion
|
EN 1011-2:2001/A1:2003
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WELDING - RECOMMENDATIONS FOR WELDING OF METALLIC MATERIALS - PART 2: ARC WELDING OF FERRITIC STEELS
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EN 1044 : 1999
|
BRAZING - FILLER METALS
|
ISO 15612:2004
|
Specification and qualification of welding procedures for metallic materials Qualification by adoption of a standard welding procedure
|
ISO 5817:2014
|
Welding — Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) — Quality levels for imperfections
|
EN ISO 15611:2003
|
Specification and qualification of welding procedures for metallic materials - Qualification based on previous welding experience (ISO 15611:2003)
|
EN ISO 228-1:2003
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Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000)
|
ISO 15614-1:2017
|
Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys
|
EN 12279:2000/A1:2005
|
GAS SUPPLY SYSTEMS - GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE LINES - FUNCTIONAL REQUIREMENTS
|
ISO 15609-1:2004
|
Specification and qualification of welding procedures for metallic materials Welding procedure specification Part 1: Arc welding
|
ISO 15611:2003
|
Specification and qualification of welding procedures for metallic materials — Qualification based on previous welding experience
|
EN 437:2003+A1:2009
|
Test gases - Test pressures - Appliance categories
|
ISO/IEC 17020:2012
|
Conformity assessment — Requirements for the operation of various types of bodies performing inspection
|
EN 1555-4:2011
|
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves
|
EN 10241:2000
|
Steel threaded pipe fittings
|
EN 751-1:1996
|
Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds
|
EN ISO 15609-1:2004
|
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 1: Arc welding (ISO 15609-1:2004)
|
EN 1555-5:2010
|
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 5: Fitness for purpose of the system
|
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)
|
EN 499 : 1994
|
WELDING CONSUMABLES - COVERED ELECTRODES FOR MANUAL METAL ARC OF NON ALLOY AND FINE GRAIN STEELS - CLASSIFICATION
|
ISO 9453:2014
|
Soft solder alloys Chemical compositions and forms
|
EN 1555-2:2010
|
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: Pipes
|
EN 13067:2012
|
Plastics welding personnel - Qualification testing of welders - Thermoplastics welded assemblies
|
ISO 15613:2004
|
Specification and qualification of welding procedures for metallic materials Qualification based on pre-production welding test
|
ISO 834-1:1999
|
Fire-resistance tests Elements of building construction Part 1: General requirements
|
EN 14291:2004
|
Foam producing solutions for leak detection on gas installations
|
EN ISO 15610:2003
|
Specification and qualification of welding procedures for metallic materials - Qualification based on tested welding consumables (ISO 15610:2003)
|
ISO 15607:2003
|
Specification and qualification of welding procedures for metallic materials General rules
|
EN 1762:2017
|
Rubber hoses and hose assemblies for liquefied petroleum gas, LPG (liquid or gaseous phase), and natural gas up to 25 bar (2,5 MPa) - Specification
|
EN 331:2015
|
Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
|
EN 14717:2005
|
Welding and allied processes - Environmental check list
|
EN 10208-1:2009
|
Steel pipes for pipelines for combustible fluids - Technical delivery condi-tions - Part 1: Pipes of requirement class A
|
EN 29453 : 1993
|
SOFT SOLDER ALLOYS - CHEMICAL COMPOSITIONS AND FORMS
|
EN 10242:1994/A2:2003
|
THREADED PIPE FITTING IN MALLEABLE CAST IRON
|
EN 970:1997
|
Non-destructive examination of fusion welds - Visual examination
|
EN 10226-1:2004
|
Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation
|
EN 12799:2000/A1:2003
|
BRAZING - NON-DESTRUCTIVE EXAMINATION OF BRAZED JOINTS
|
ISO 228-1:2000
|
Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
|
EN 14800:2007
|
Corrugated safety metal hose assemblies for the connection of domestic appliances using gaseous fuels
|
EN ISO 15607:2003
|
Specification and qualification of welding procedures for metallic materials - General rules (ISO 15607:2003)
|
EN ISO/IEC 17020:2012
|
Conformity assessment - Requirements for the operation of various types of bodies performing inspection (ISO/IEC 17020:2012)
|
EN 10255:2004+A1:2007
|
Non-Alloy steel tubes suitable for welding and threading - Technical delivery conditions
|
EN 1776:2015
|
Gas infrastructure - Gas measuring systems - Functional requirements
|
EN 287-1:2011
|
Qualification test of welders - Fusion welding - Part 1: Steels
|