ISO 5168 : 2005(R2015)

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MEASUREMENT OF FLUID FLOW - PROCEDURES FOR THE EVALUATION OF UNCERTAINTIES

Publisher: International Organization for Standardization

Published: 01-01-2005

Available Formats: PDF - English, Hardcopy - English
More Info on product formats

Table of Contents - (Show below) - (Hide below)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
   4.1 Symbols
   4.2 Subscripts
5 Evaluation of the uncertainty in a measurement process
6 Type A evaluations of uncertainty
   6.1 General considerations
   6.2 Calculation procedure
7 Type B evaluation of uncertainties
   7.1 General considerations
   7.2 Calculation procedure
   7.3 Rectangular probability distribution
   7.4 Normal probability distribution
   7.5 Triangular probability distribution
   7.6 Bimodal probability distribution
   7.7 Assigning a probability distribution
   7.8 Asymmetric probability distributions
8 Sensitivity coefficients
   8.1 General
   8.2 Analytical solution
   8.3 Numerical solution
9 Combination of uncertainties
10 Expression of results
   10.1 Expanded uncertainty
   10.2 Uncertainty budget
Annex A (normative) Step-by-step procedure for
                      calculating uncertainty
Annex B (normative) Probability distributions
Annex C (normative) Coverage factors
Annex D (informative) Basic statistical concepts for
                      use in Type A assessments of uncertainty
Annex E (informative) Measurement uncertainty sources
Annex F (informative) Correlated input variables
Annex G (informative) Examples
Annex H (informative) The calibration of a flow meter on
                      a calibration rig
Annex I (informative) Type A and Type B uncertainties in
                      relation to contributions to
                      uncertainty from 'random' and
                      'systematic' sources of uncertainty
Annex J (informative) Special situations using two or
                      more meters in parallel
Annex K (informative) Alternative technique for uncertainty
                      analysis
Bibliography

Abstract - (Show below) - (Hide below)

Specifies a general principles and describes procedures for evaluating the uncertainty of a fluid flow-rate or quantity.

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

Published
Document Type	Revision
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 30
Supersedes	ISO TR 5168 : 1998 ISO/DIS 5168 : 60.00 (2005)

International Equivalents – Equivalent Standard(s) & Relationship - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
UNE ISO 5168 : 2006	Identical
NEN ISO 5168 : 2005	Identical
NBR ISO 5168 : 2015	Identical
AS 3778.2.4-2007	Identical
BS ISO 5168 : 2005	Identical
PN ISO 5168 : 2008	Identical
BS ISO 5168 : 2005	Identical
PN ISO 5168 : 2008	Identical
NEN ISO 5168 : 2005	Identical
UNE ISO 5168 : 2006	Identical
AS 3778.2.4-2007	Identical
BS 5844(1980) : 1980	Identical
NBR ISO 5168 : 2015	Identical
NFX 10 106 : 1983 FD	Similar to

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

ASME PTC11 : 2008(R2018)	FANS
I.S. EN 60193:2000	HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - MODEL ACCEPTANCE TESTS (IEC 60193:1999)
DD CEN ISO/TS 25377 : 2007	HYDROMETRIC UNCERTAINTY GUIDANCE (HUG)
NBR 15855 : 2010	MEASUREMENT OF GAS BY MULTIPATH ULTRASONIC METERS
14/30285986 DC : 0	BS ISO 16956 - THERMAL PERFORMANCE IN THE BUILT ENVIRONMENT - DETERMINATION OF AIR FLOW RATE IN BUILDING APPLICATIONS BY FIELD MEASURING METHODS
ISO 1100-2 : 2010(R2010)	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - PART 2: DETERMINATION OF THE STAGE-DISCHARGE RELATIONSHIP
09/30169001 DC : 0	BS ISO 2425 - HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS UNDER TIDAL CONDITIONS
SAE AIR 4979 : 2012	ESTIMATION OF MEASUREMENT UNCERTAINTY IN ENGINE TESTS BASED ON NATO AGARD UNIFORM ENGINE TEST PROGRAM
NBR 16084 : 2012	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE TO THE SELECTION, INSTALLATION AND USE OF CORIOLIS METERS (MASS FLOW, DENSITY AND VOLUME FLOW MEASUREMENTS)
BS 848-9(2006) : 2006	FANS FOR GENERAL PURPOSES - PART 9: TOLERANCES, METHODS OF CONVERSION AND TECHNICAL DATA PRESENTATION
BS PD ISO/TR 26762 : 2008	NATURAL GAS - UPSTREAM AREA - ALLOCATION OF GAS AND CONDENSATE
VDI/VDE 2040-5 : 1989	CALCULATION PRINCIPLES FOR THE MEASUREMENT OF FLUID FLOW USING ORIFICE PLATES, NOZZLES AND VENTURI TUBES; UNCERTAINTIES
BS EN ISO 15112 : 2014	NATURAL GAS - ENERGY DETERMINATION
ISO 2425 : 2010(R2016)	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS UNDER TIDAL CONDITIONS
12/30258979 DC : 0	BS ISO 10790 - MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE TO THE SELECTION, INSTALLATION AND USE OF CORIOLIS METERS (MASS FLOW, DENSITY AND VOLUME FLOW MEASUREMENTS)
BS ISO 3354 : 2008	MEASUREMENT OF CLEAN WATER FLOW IN CLOSED CONDUITS - VELOCITY-AREA METHOD USING CURRENT-METERS IN FULL CONDUITS AND UNDER REGULAR FLOW CONDITIONS
BS PD CEN/TR 16787 : 2014	INDUSTRIAL GAS INSTALLATION - GUIDELINE
BS 1042-1.3(1991) : 1991 AMD 8878	MEASUREMENT OF FLUID FLOW IN CLOSED CIRCUITS - PRESSURE DIFFERENTIAL DEVICES - METHOD OF MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
API MPM CH14.3.1 : 2012:R2017	ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
ISO TR 12748 : 2015	NATURAL GAS - WET GAS FLOW MEASUREMENT IN NATURAL GAS OPERATIONS
BS 2000-476(2002) : 2002	METHODS OF TEST FOR PETROLEUM AND ITS PRODUCTS - BS 2000-476: PETROLEUM LIQUIDS - AUTOMATIC PIPELINE SAMPLING
10/30218038 DC : DRAFT MAY 2010	BS ISO 15112 - NATURAL GAS - ENERGY DETERMINATION
ASHRAE 51 : 2016	LABORATORY METHODS OF TESTING FANS FOR CERTIFIED AERODYNAMIC PERFORMANCE RATING
PREN 14236 : DRAFT 2017	ULTRASONIC DOMESTIC GAS METERS
BS PD ISO/TR 9464 : 2008	GUIDELINES FOR THE USE OF ISO 5167:2003
API TR 1149 : 2015	PIPELINE VARIABLE UNCERTAINTIES AND THEIR EFFECTS ON LEAK DETECTABILITY
ISO 10790 : 2015	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE TO THE SELECTION, INSTALLATION AND USE OF CORIOLIS FLOWMETERS (MASS FLOW, DENSITY AND VOLUME FLOW MEASUREMENTS)
PREN 12405-1 : DRAFT 2017	GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
IP 476 : 2015	PETROLEUM LIQUIDS - AUTOMATIC PIPELINE SAMPLING
BS 5875(1991) : 91 AMD 7978	GLOSSARY OF TERMS AND SYMBOLS FOR MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS
BS ISO 12242 : 2012	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC TRANSIT-TIME METERS FOR LIQUID
ISO 29042-5 : 2010(R2015)	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 5: TEST BENCH METHOD FOR THE MEASUREMENT OF THE SEPARATION EFFICIENCY BY MASS OF AIR CLEANING SYSTEMS WITH UNDUCTED OUTLET
BS EN 12405-3 : 2015	GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
BS 3195-2(1989) : 1989	METHODS FOR SAMPLING PETROLEUM PRODUCTS - AUTOMATIC PIPELINE SAMPLING OF LIQUID HYDROCARBONS
14/30304116 DC : 0	BS EN 1359 - GAS METERS - DIAPHRAGM GAS METERS
ASME MFC 21.2 : 2010(R2018)	MEASUREMENT OF FLUID FLOW BY MEANS OF THERMAL DISPERSION MASS FLOWMETERS
16/30319087 DC : 0	BS ISO 9123 - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - STAGE-FALL-DISCHARGE RELATIONSHIPS
BS 1042-1.1(1992) : 1992 AMD 9332	MEASUREMENT OF FLUID FLOW IN CLOSED CIRCUITS - PRESSURE DIFFERENTIAL DEVICES - SPECIFICATION FOR SQUARE EDGED ORIFICE PLATES, NOZZLES, AND VENTURI TUBES INSERTED IN CIRCULAR CROSS SECTION CONDUITS RUNNING FULL
95/213867 DC : DRAFT OCT 1995	BS ISO 13550 - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS BY WEIRS AND FLUMES - VERTICAL UNDERFLOW GATES AND RADIAL GATES
16/30334068 DC : 0	BS ISO 8178-4 - RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 4: STEADY-STATE TEST CYCLES FOR DIFFERENT ENGINE APPLICATIONS
CEN/TR 16787 : 2014	INDUSTRIAL GAS INSTALLATION - GUIDELINE
96/702049 DC : 0	PREN ISO 917 - TESTING OF REFRIGERANT COMPRESSORS
ISO 1088 : 2007	HYDROMETRY - VELOCITY-AREA METHODS USING CURRENT-METERS - COLLECTION AND PROCESSING OF DATA FOR DETERMINATION OF UNCERTAINTIES IN FLOW MEASUREMENT
CGSB-157.4 : M91	LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - DETERMINATION OF STAGE-DISCHARGE RELATION
13/30277457 DC : 0	BS EN 1776 - GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
BS EN 62006 : 2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
NBR 15826 : 2017	REFRIGERANT COMPRESSORS - TEST METHODS
BS 848-9(2007) : 2007	FANS FOR GENERAL PURPOSES - PART 9: TOLERANCES, METHODS OF CONVERSION AND TECHNICAL DATA PRESENTATION
11/30215954 DC : 0	BS ISO 4359 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - RECTANGULAR, TRAPEZOIDAL AND U-SHAPED FLUMES
CEN/TR 12101-4 : 2009	SMOKE AND HEAT CONTROL SYSTEMS - PART 4: INSTALLED SHEVS SYSTEMS FOR SMOKE AND HEAT VENTILATION
ASME MFC 14M : 2003(2018)R	MEASUREMENT OF FLUID FLOW USING SMALL BORE PRECISION ORIFICE METERS
BS 3680-3H(1993) : 1993	MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - STREAM FLOW MEASUREMENT - ELECTROMAGNETIC METHOD USING A FULL-CHANNEL-WIDTH COIL
17/30326671 DC : 0	BS ISO 27919-1 - CARBON DIOXIDE CAPTURE - PART 1: PERFORMANCE EVALUATION METHODS FOR POST-COMBUSTION CO[2] CAPTURE INTEGRATED WITH A POWER PLANT
VDI/VDE 2040-2 : 1987	CALCULATION PRINCIPLES FOR MEASUREMENT OF FLUID FLOW USING ORIFICE PLATES, NOZZLES AND VENTURI TUBES - EQUATIONS AND FORMULAE
BS 848-1(1997) : 1997	FANS FOR GENERAL PURPOSES - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
BS ISO 19970 : 2017	REFRIGERATED HYDROCARBON AND NON-PETROLEUM BASED LIQUEFIED GASEOUS FUELS - METERING OF GAS AS FUEL ON LNG CARRIERS DURING CARGO TRANSFER OPERATIONS
(INACTIVE RECORD)API MPM CH14.3.1 : 2012	ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
ASME MFC 12M : 2006	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS USING MULTIPORT AVERAGING PITOT PRIMARY ELEMENTS
BS ISO 8178-1 : 2017	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT OF GASEOUS AND PARTICULATE EMISSIONS
UNE EN 62006 : 2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
11/30215951 DC : 0	BS ISO 17089-2 - MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC METERS FOR GAS - PART 2: METERS FOR INDUSTRIAL APPLICATIONS
BS ISO 2714 : 2017	LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY DISPLACEMENT METER
CGSB-157.2 : M91	LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - VELOCITY AREA METHODS
BS EN ISO 5801 : 2017	FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS (ISO 5801:2017)
16/30346580 DC : 0	BS EN 13771-2 - COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
ISO TR 7066-1 : 1997	ASSESSMENT OF UNCERTAINTY IN THE CALIBRATION AND USE OF FLOW MEASUREMENT DEVICES - LINEAR CALIBRATION RELATIONSHIPS
DIN EN ISO 5167-5 E : 2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS (ISO 5167-5:2016)
ISO 2715 : 2017	LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY TURBINE FLOWMETER
EN ISO 5801 : 2017	FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS (ISO 5801: 2017)
BS ISO 10790 : 2015	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE TO THE SELECTION, INSTALLATION AND USE OF CORIOLIS FLOWMETERS (MASS FLOW, DENSITY AND VOLUME FLOW MEASUREMENTS)
BS ISO 15769 : 2010	HYDROMETRY - GUIDELINES FOR THE APPLICATION OF ACOUSTIC VELOCITY METERS USING THE DOPPLER AND ECHO CORRELATION METHODS
BS PD ISO/TR 24578 : 2012	HYDROMETRY - ACOUSTIC DOPPLER PROFILER - METHOD AND APPLICATION FOR MEASUREMENT OF FLOW IN OPEN CHANNELS
17/30331584 DC : 0	BS ISO 2715 - LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY TURBINE FLOWMETER
BS 3680-3A(1980) : 1980	MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - STREAM FLOW MEASUREMENT - VELOCITY AREA METHODS
BS ISO TR 7066-1 : 1997	ASSESSMENT OF UNCERTAINTY IN CALIBRATION AND USE OF FLOW MEASUREMENT DEVICES - LINEAR CALIBRATION RELATIONSHIPS
BS 3680-4G(1990) : 1990	MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - WEIRS AND FLUMES - FLAT-V WEIRS
BS ISO 6421 : 2012	HYDROMETRY - METHODS FOR ASSESSMENT OF RESERVOIR SEDIMENTATION
07/30113186 DC : 0	BS ISO 8178-2 - RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 2: MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS UNDER FIELD CONDITIONS
BS ISO 2425 : 2010	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS UNDER TIDAL CONDITIONS
BS ISO 9123 : 2017	HYDROMETRY - STAGE-FALL-DISCHARGE RELATIONSHIPS
BS PD IEC TS 62282-7-2 : 2014	FUEL CELL TECHNOLOGIES - PART 7-2: TEST METHODS - SINGLE CELL AND STACK PERFORMANCE TESTS FOR SOLID OXIDE FUEL CELLS (SOFC)
ISO 8178-1 : 2017	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT SYSTEMS OF GASEOUS AND PARTICULATE EMISSIONS
16/30334062 DC : 0	BS ISO 8178-1 - RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT SYSTEMS OF GASEOUS AND PARTICULATE EMISSIONS
ISO TR 24578 : 2012	HYDROMETRY - ACOUSTIC DOPPLER PROFILER - METHOD AND APPLICATION FOR MEASUREMENT OF FLOW IN OPEN CHANNELS
00/122905 DC : DRAFT JULY 2000	BS 1339-3 - GUIDE TO THE MEASUREMENT OF HUMIDITY
14/30284736 DC : 0	BS EN ISO 5801 - FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
ISO 1217 : 2009(R2015)	DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS
BS 848-1(2007) : 2007 COR 2010	INDUSTRIAL FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
BS 3680-3C(1983) : 1983	MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - STREAM FLOW MEASUREMENT - METHODS FOR DETERMINATION OF THE STAGE DISCHARGE RELATION
NBR 12012 : 1990	COMPRESSORES DE DESLOCAMENTO
BS 1339-3(2004) : 2004	HUMIDITY - PART 3: GUIDE TO THE MEASUREMENT OF HUMIDITY
BS ISO 2715 : 2017	LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY TURBINE FLOWMETER
09/30190929 DC : 0	BS ISO 29042-5 - SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 5: TEST BENCH METHOD FOR THE MEASUREMENT OF THE SEPARATION EFFICIENCY BY MASS OF AIR CLEANING SYSTEMS WITH UNDUCTED OUTLET
BS ISO 17089-1 : 2010	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC METERS FOR GAS - PART 1: METERS FOR CUSTODY TRANSFER AND ALLOCATION MEASUREMENT
ASME MFC 3M : 2004	MEASUREMENT OF FLUID FLOW IN PIPES USING ORIFICE, NOZZLE, AND VENTURI
17/30356728 DC : 0	BS EN 12261 - GAS METERS - TURBINE GAS METERS
17/30331581 DC : 0	BS ISO 2714 - LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY DISPLACEMENT METER
BS EN ISO 5167-5 : 2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS
BS ISO 8178-4 : 2017	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 4: STEADY-STATE AND TRANSIENT TEST CYCLES FOR DIFFERENT ENGINE APPLICATIONS
UNE-EN ISO 15112:2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112:2011)
DIN EN 12405-3 E : 2016	GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
BS ISO 17089-1 : 2019	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC METERS FOR GAS - PART 1: METERS FOR CUSTODY TRANSFER AND ALLOCATION MEASUREMENT
BS 5792-1(1993) : 1993 AMD 9333	MEASUREMENT OF CONDUCTIVE LIQUID FLOW IN CLOSED CONDUITS - METHOD USING ELECTROMAGNETIC FLOWMETERS
BS ISO 1088 : 2007	HYDROMETRY - VELOCITY-AREA METHODS USING CURRENT-METERS - COLLECTION AND PROCESSING OF DATA FOR DETERMINATION OF UNCERTAINTIES IN FLOW MEASUREMENT
BS ISO 16956 : 2015	THERMAL PERFORMANCE IN THE BUILT ENVIRONMENT - DETERMINATION OF AIR FLOW RATE IN BUILDING APPLICATIONS BY FIELD MEASURING METHODS
BS ISO 15112 : 2011	NATURAL GAS - ENERGY DETERMINATION
BS PD ISO/TR 12748 : 2015	NATURAL GAS - WET GAS FLOW MEASUREMENT IN NATURAL GAS OPERATIONS
15/30321263 DC : 0	BS EN 62828-5 ED. 1.0 - PROCEDURES FOR TESTING INDUSTRIAL AND PROCESS MEASUREMENT TRANSMITTERS - PART 5: SPECIFIC PROCEDURES FOR FLOW TRANSMITTERS
16/30313383 DC : 0	BS ISO 19970 - REFRIGERATED HYDROCARBON AND NON-PETROLEUM BASED LIQUEFIED GASEOUS FUELS - METERING OF GAS AS FUEL ON LNG CARRIERS DURING CARGO TRANSFER OPERATIONS
10/30216361 DC : 0	BS ISO 29042-9 - SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 9: DECONTAMINATION INDEX
NBR ISO 4185 : 2009	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS - WEIGHING METHOD
17/30352625 DC : DRAFT SEP 2017	BS IEC 62282-8-101 ED1.0 - FUEL CELL TECHNOLOGIES - PART 8-101: ENERGY STORAGE SYSTEMS USING FUEL CELL MODULES IN REVERSE MODE - TEST PROCEDURES FOR SOLID OXIDE SINGLE CELL AND STACK PERFORMANCE INCLUDING REVERSING OPERATION
BS ISO 12764 : 2017	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - FLOWRATE MEASUREMENT BY MEANS OF VORTEX SHEDDING FLOWMETERS INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL
BS ISO 4360 : 2008	HYDROMETRY - OPEN CHANNEL FLOW MEASUREMENT USING TRIANGULAR PROFILE WEIRS
BS ISO TR 12764 : 1997	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - FLOWRATE MEASUREMENT BY MEANS OF VORTEX SHEDDING FLOWMETERS INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL
02/706744 DC : DRAFT MAY 2002	ISO/DIS 8178-1 - RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS
PREN 13053 : DRAFT 2017	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
BS 7526(1991) : 1991 AMD 7980	METHODS OF EVALUATING THE PERFORMANCE OF ELECTROMAGNETIC FLOWMETERS
PREN 12261 : DRAFT 2017	GAS METERS - TURBINE GAS METERS
BS 3156-11.0.3(1997) : 1997 AMD 10655	ANALYSIS OF FUEL GASES - METHODS FOR NON-MANUFACTURED GASES - GENERAL - GUIDELINES TO TRACEABILITY IN ANALYSIS OF NATURAL GAS
BS ISO 5801 : 2007	INDUSTRIAL FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
BS 3156-11.0.3(1999) : 1999	NATURAL GAS - GUIDELINES TO TRACEABILITY IN ANALYSIS
05/30134787 DC : DRAFT JUNE 2005	ISO 1088 - HYDROMETRY - VELOCITY-AREA METHODS - COLLECTION AND PROCESSING OF DATA FOR DETERMINATION OF UNCERTAINTIES IN FLOW MEASUREMENT
BS ISO 7194 : 2008	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - VELOCITY-AREA METHODS OF FLOW MEASUREMENT IN SWIRLING OR ASYMMETRIC FLOW CONDITIONS IN CIRCULAR DUCTS BY MEANS OF CURRENT-METERS OR PITOT STATIC TUBES
BS ISO 8178-2 : 2008	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 2: MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS UNDER FIELD CONDITIONS
ASME MFC 14M : 2003 : R2008	MEASUREMENT OF FLUID FLOW USING SMALL BORE PRECISION ORIFICE METERS
ISO TR 12764 : 1997	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - FLOWRATE MEASUREMENT BY MEANS OF VORTEX SHEDDING FLOWMETERS INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL
09/30190932 DC : 0	BS ISO 29042-6 - SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: TEST BENCH METHOD FOR THE MEASUREMENT OF THE SEPARATION EFFICIENCY BY MASS OF AIR CLEANING SYSTEMS WITH DUCTED OUTLET
BS ISO 9213 : 2004	MEASUREMENT OF TOTAL DISCHARGE IN OPEN CHANNELS - ELECTROMAGNETIC METHOD USING A FULL-CHANNEL-WIDTH COIL
ASME MFC 12M : 2006 : R2014	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS USING MULTIPORT AVERAGING PITOT PRIMARY ELEMENTS
API TR 2571 : 2011	FUEL GAS MEASUREMENT
DIN EN ISO 15112 : 2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112: 2011)
UNE EN 12405-3 : 2016	GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
ASME MFC 12M : 2006	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS USING MULTIPORT AVERAGING PITOT PRIMARY ELEMENTS
DIN EN 12405-3 : 2016	GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
CGSB-157.6 : M91	LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - VELOCITY-AREA METHODS - COLLECTION AND PROCESSING OF DATA FOR DETERMINATION OF ERRORS IN MEASUREMENT
ASME MFC 14M : 2003	MEASUREMENT OF FLUID FLOW USING SMALL BORE PRECISION ORIFICE METERS
DIN EN ISO 5167-5 : 2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS (ISO 5167-5:2016)
SAE AIR 1678 : 2016	UNCERTAINTY OF IN-FLIGHT THRUST DETERMINATION
ISO 12764 : 2017	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - FLOWRATE MEASUREMENT BY MEANS OF VORTEX SHEDDING FLOWMETERS INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL
ISO 2714 : 2017	LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY DISPLACEMENT METER
CEI EN 60193 : 2000	HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES MODEL ACCEPTANCE TESTS
ISO 6421 : 2012(R2018)	HYDROMETRY - METHODS FOR ASSESSMENT OF RESERVOIR SEDIMENTATION
UNI 11363 : 2010	COMBUSTIBLE GASES - MEASUREMENTS OF FLOW RATE AND QUANTITY - METROLOGICAL TRACEABILITY
NBR ISO 6817 : 1999	MEDICAO DE VAZAO DE LIQUIDO CONDUTIVO EM CONDUTOS FECHADOS - METODO UTILIZANDO MEDIDORES DE VAZAO ELETROMAGNETICOS
ISO 29042-1 : 2008(R2017)	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 1: SELECTION OF TEST METHODS
CEI EN 62006 : 2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
ISO 9213 : 2004	MEASUREMENT OF TOTAL DISCHARGE IN OPEN CHANNELS - ELECTROMAGNETIC METHOD USING A FULL-CHANNEL-WIDTH COIL
ISO 8178-4 : 2017	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 4: STEADY-STATE AND TRANSIENT TEST CYCLES FOR DIFFERENT ENGINE APPLICATIONS
I.S. EN ISO 5801:2017	FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS (ISO 5801: 2017)
ISO 29042-9 : 2011(R2016)	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 9: DECONTAMINATION INDEX
ISO TR 26762 : 2008(R2017)	NATURAL GAS - UPSTREAM AREA - ALLOCATION OF GAS AND CONDENSATE
BS ISO 1217 : 2009	DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS
I.S. EN 12405-3:2015	GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
API MPM CH14.3.1:2012	ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
BS ISO 4359 : 2013	FLOW MEASUREMENT STRUCTURES - RECTANGULAR, TRAPEZOIDAL AND U-SHAPED FLUMES
API MPM CH14.3.1 : 2012 : INC : ERR 1 : 2013	ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
ISO 13348 : 2007(R2010)	INDUSTRIAL FANS - TOLERANCES, METHODS OF CONVERSION AND TECHNICAL DATA PRESENTATION
BS ISO 14511 : 2001	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - THERMAL MASS FLOWMETERS
DIN EN ISO 15112 E : 2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112:2011)
API MPM CH13.3 : 2017	MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 13.3: MEASUREMENT UNCERTAINTY
BS EN 12405-1 : 2005	GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
SR CEN/TR 16787:2014	INDUSTRIAL GAS INSTALLATION - GUIDELINE
UNI EN ISO 15112 : 2014	NATURAL GAS - ENERGY DETERMINATION
PREN 13771-2 : DRAFT 2016	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
NBR ISO 9104 : 2000	MEDICAO DE VAZAO DE FLUIDOS EM CONDUTOS FECHADOS - METODOS PARA AVALIACAO DE DESEMPENHO DE MEDIDORES DE VAZAO ELETROMAGNETICOS PARA LIQUIDOS
ISO 3354 : 2008(R2017)	MEASUREMENT OF CLEAN WATER FLOW IN CLOSED CONDUITS - VELOCITY-AREA METHOD USING CURRENT-METERS IN FULL CONDUITS AND UNDER REGULAR FLOW CONDITIONS
I.S. EN 14236:2007	ULTRASONIC DOMESTIC GAS METERS
ISO 29042-6 : 2010(R2015)	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: TEST BENCH METHOD FOR THE MEASUREMENT OF THE SEPARATION EFFICIENCY BY MASS OF AIR CLEANING SYSTEMS WITH DUCTED OUTLET
ISO 12242 : 2012	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC TRANSIT-TIME METERS FOR LIQUID
ISO 6416 : 2017	HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD
I.S. EN ISO 15112:2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112:2011)
ISO 19970 : 2017	REFRIGERATED HYDROCARBON AND NON-PETROLEUM BASED LIQUEFIED GASEOUS FUELS - METERING OF GAS AS FUEL ON LNG CARRIERS DURING CARGO TRANSFER OPERATIONS
NBR 16318 : 2014	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS - VOLUMETRIC METHOD BY COLLECTION OF THE LIQUID IN A MEASUREMENT TANK
ASME MFC 16 : 2014	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS WITH ELECTROMAGNETIC FLOWMETERS
ISO 7194 : 2008(R2017)	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - VELOCITY-AREA METHODS OF FLOW MEASUREMENT IN SWIRLING OR ASYMMETRIC FLOW CONDITIONS IN CIRCULAR DUCTS BY MEANS OF CURRENT-METERS OR PITOT STATIC TUBES
BS EN 60193 : 1999	HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - MODEL ACCEPTANCE TESTS
EN 60193 : 1999	HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - MODEL ACCEPTANCE TESTS (IEC 60193:1999)
BS EN ISO 6416 : 2005	HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD (ISO 6416:2017)
BS 3680-3B(1983) : 1983	MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS - STREAM FLOW MEASUREMENT - GUIDE FOR ESTABLISHMENT AND OPERATION OF A GAUGING STATION
17/30356734 DC : 0	BS EN 14236 - ULTRASONIC DOMESTIC GAS METERS
EN ISO 6416 : 2017	HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD (ISO 6416:2017)
EN 12261 : 2018	GAS METERS - TURBINE GAS METERS
17/30356731 DC : 0	BS EN 12405-1 - GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
17/30339487 DC : 0	BS EN 13053 - VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
DIN EN 14236 E : 2008	ULTRASONIC DOMESTIC GAS METERS
ISO 20456 : 2017	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE FOR THE USE OF ELECTROMAGNETIC FLOWMETERS FOR CONDUCTIVE LIQUIDS
AGA XQ1201 : 2012(R2017)	AGA REPORT NO. 3, ORIFICE METERING OF NATURAL GAS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
NF EN 62006 : 2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
NBR ISO 9951 : 2002	MEASUREMENT OF GAS FLOW IN CLOSED CONDUITS - TURBINE METERS
CEI EN 60041 : 1997	FIELD ACCEPTANCE TESTS TO DETERMINE THE HYDRAULIC PERFORMANCE OF HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES
UNE EN ISO 5167-5 : 2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS (ISO 5167-5:2016)
EN 62006 : 2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
PREN 1359 : DRAFT 2014	GAS METERS - DIAPHRAGM GAS METERS
ISO 16956 : 2015	THERMAL PERFORMANCE IN THE BUILT ENVIRONMENT - DETERMINATION OF AIR FLOW RATE IN BUILDING APPLICATIONS BY FIELD MEASURING METHODS
UNE EN ISO 5801 : 2010	INDUSTRIAL FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
ISO 15112 : 2011	NATURAL GAS - ENERGY DETERMINATION
16/30323541 DC : 0	BS ISO 20456 - MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - GUIDANCE FOR THE USE OF ELECTROMAGNETIC FLOWMETERS FOR CONDUCTIVE LIQUIDS
16/30333424 DC : 0	BS ISO 12764 - MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - FLOWRATE MEASUREMENT BY MEANS OF VORTEX SHEDDING FLOWMETERS INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL
I.S. EN ISO 5167-5:2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS (ISO 5167-5:2016)
AMCA 210 : 2016	LABORATORY METHODS OF TESTING FANS FOR CERTIFIED AERODYNAMIC PERFORMANCE RATING
RM.AERO 80711 : 1982	MEASUREMENTS OF STEADY STATE FLUID FLOW - GENERAL INSTRUCTIONS
ISO 5801 : 2017	FANS - PERFORMANCE TESTING USING STANDARDIZED AIRWAYS
ISO TR 9464 : 2008(R2013)	GUIDELINES FOR THE USE OF ISO 5167:2003
ISO 15769 : 2010(R2015)	HYDROMETRY - GUIDELINES FOR THE APPLICATION OF ACOUSTIC VELOCITY METERS USING THE DOPPLER AND ECHO CORRELATION METHODS
ISO 17089-2 : 2012	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC METERS FOR GAS - PART 2: METERS FOR INDUSTRIAL APPLICATIONS
DIN EN 13053 : 2012	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
EN 12405-1 : 2005 + A2 2010	GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
EN ISO 15112 : 2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112:2011)
ISO 17089-1 : 2010	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - ULTRASONIC METERS FOR GAS - PART 1: METERS FOR CUSTODY TRANSFER AND ALLOCATION MEASUREMENT
API 551 : 2016	PROCESS MEASUREMENT
EN 14236 : 2007	ULTRASONIC DOMESTIC GAS METERS
ISO 8178-2 : 2008(R2013)	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 2: MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS UNDER FIELD CONDITIONS
EN 13053 : 2006 + A1 2011	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
ISO 14511 : 2001	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - THERMAL MASS FLOWMETERS
ISO 9123 : 2017	HYDROMETRY - STAGE-FALL-DISCHARGE RELATIONSHIPS
I.S. CEN ISO/TS 25377:2007	HYDROMETRIC UNCERTAINTY GUIDANCE (HUG)
I.S. EN ISO 6416:2017	HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD (ISO 6416:2017)
ISO 4360 : 2008(R2011)	HYDROMETRY - OPEN CHANNEL FLOW MEASUREMENT USING TRIANGULAR PROFILE WEIRS
I.S. CEN/TR 12101-4:2006	SMOKE AND HEAT CONTROL SYSTEMS - PART 4: INSTALLED SHEVS SYSTEMS FOR SMOKE AND HEAT VENTILATION
I.S. EN 62006:2011	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
I.S. EN 12261:2002	GAS METERS - TURBINE GAS METERS
IEC 62006 : 1.0	HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
SR CEN/TR 12101-4:2009	SMOKE AND HEAT CONTROL SYSTEMS - PART 4: INSTALLED SHEVS SYSTEMS FOR SMOKE AND HEAT VENTILATION
I.S. EN 13053:2006	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
IEC 60193 : 2.0	HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP TURBINES - MODEL ACCEPTANCE TESTS
ISO 4359 : 2013(R2018)	FLOW MEASUREMENT STRUCTURES - RECTANGULAR, TRAPEZOIDAL AND U-SHAPED FLUMES
DIN EN ISO 748 E : 2008	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
DIN EN ISO 6817 : 1995	MEASUREMENT OF CONDUCTIVE LIQUID FLOW IN CLOSED CONDUITS; METHODS USING ELECTROMAGNETIC FLOW-METERS
DIN EN 1359 : 2007	GAS METERS - DIAPHRAGM GAS METERS
DIN EN 1776 E : 2016	GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
DIN EN 24006 : 1993	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS; VOCABULARY AND SYMBOLS
DIN EN 1776 : 2016	GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
DIN EN 1093-7 E : 2008	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 7: SEPARATION EFFICIENCY BY MASS, DUCTED OUTLET
DIN EN 1093-6 E : 2008	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: SEPARATION EFFICIENCY BY MASS, UNDUCTED OUTLET
(INACTIVE RECORD)DIN EN 1093-1:2009-02	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 1: SELECTION OF TEST METHODS
DIN EN 24185 : 1993	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS; WEIGHING METHOD
DIN EN 29104 : 1993	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS; METHODS OF EVALUATING THE PERFORMANCE OF ELECTROMAGNETIC FLOW METERS FOR LIQUIDS
DIN EN 13771-1 E : 2017	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
DIN EN 1093-1:2009-02	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 1: SELECTION OF TEST METHODS
DIN EN 1359 E : 2017	GAS METERS - DIAPHRAGM GAS METERS
DIN EN 13771-2 E : 2017	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
DIN EN 1093-6 : 2008	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: SEPARATION EFFICIENCY BY MASS, UNDUCTED OUTLET
DIN EN 27842 : 1991	AUTOMATIC STEAM TRAPS - DETERMINATION OF DISCHARGE CAPACITY - TEST METHODS
DIN EN ISO 8316 : 1995	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS; METHOD BY COLLECTION OF THE LIQUID IN A VOLUMETRIC TANK
DIN EN 1093-7 : 2008	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 7: SEPARATION EFFICIENCY BY MASS, DUCTED OUTLET
DIN EN ISO 9300 E : 2005	MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW - VENTURI NOZZLES
DIN EN 13053 E : 2012	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS (INCLUDES AMENDMENT A1:2011)
DIN EN 13771-1 : 2015	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
DIN EN 13771-2 : 2016	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
DIN EN 14236 : 2008	ULTRASONIC DOMESTIC GAS METERS
ISO TS 25377 : 2007	HYDROMETRIC UNCERTAINTY GUIDANCE (HUG)
BS EN ISO 748 : 2007	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
ISO 6817 : 1992	MEASUREMENT OF CONDUCTIVE LIQUID FLOW IN CLOSED CONDUITS - METHOD USING ELECTROMAGNETIC FLOWMETERS
BS EN ISO 8178-4 : 1996	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - TEST CYCLES FOR DIFFERENT ENGINE APPLICATIONS
BS EN ISO 9300 : 2005	MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
UNE EN 13053 : 2007	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
BS EN 13771-1 : 2016	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
ISO 9300 : 2005(R2015)	MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
BS EN ISO 8178-2 : 1997	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS AT SITE
ISO 14111 : 1997(R2014)	NATURAL GAS - GUIDELINES TO TRACEABILITY IN ANALYSIS
BS EN 29104 : 1993	MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - METHODS OF EVALUATING THE PERFORMANCE OF ELECTROMAGNETIC FLOW-METERS FOR LIQUIDS
BS EN 1093-6 : 1999	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: SEPARATION EFFICIENCY BY MASS, UNDUCTED OUTLET
BS EN ISO 14111 : 1999	NATURAL GAS - GUIDELINES TO TRACEABILITY IN ANALYSIS
BS EN 1359 : 2017	GAS METERS - DIAPHRAGM GAS METERS
BS EN 13771-2 : 2017	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
ISO 5198:1987(R2010)	CENTRIFUGAL MIXED FLOW AND AXIAL PUMPS - CODE FOR HYDRAULIC PERFORMANCE TESTS - PRECISION CLASS
UNE EN 1776 : 2017	GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
BS EN 14236 : 2007	ULTRASONIC DOMESTIC GAS METERS
BS EN 1776 : 2015	GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
BS EN ISO 5198 : 1999	CENTRIFUGAL, MIXED FLOW AND AXIAL PUMPS - CODE FOR HYDRAULIC PERFORMANCE TESTS - PRECISION CLASS
UNI EN 13053 : 2011	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
BS EN ISO 3171 : 1999	METHODS OF TEST FOR PETROLEUM AND ITS PRODUCTS - BS 2000-476: PETROLEUM LIQUIDS - AUTOMATIC PIPELINE SAMPLING
DIN EN ISO 748 : 2008	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
UNE EN 13771-1 : 2017	COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
DIN EN ISO 9300 : 2005	MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
ISO 3171 : 1988(R2004)	PETROLEUM LIQUIDS - AUTOMATIC PIPELINE SAMPLING
ISO 5167-5 : 2016	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 5: CONE METERS
BS EN 1093-7 : 1999	SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 7: SEPARATION EFFICIENCY BY MASS, DUCTED OUTLET
BS EN 12405 : 2002	GAS METERS - GAS-VOLUME ELECTRONIC CONVERSION DEVICES
BS EN ISO 8178-1 : 1996	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - TEST-BED MEASUREMENT OF GASEOUS AND PARTICULATE EXHAUST EMISSIONS
IEC TS 62282-7-2 : 1ED 2014	FUEL CELL TECHNOLOGIES - PART 7-2: TEST METHODS - SINGLE CELL AND STACK PERFORMANCE TESTS FOR SOLID OXIDE FUEL CELLS (SOFC)
ISO 8316 : 1987(R2014)	MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS - METHOD BY COLLECTION OF THE LIQUID IN A VOLUMETRIC TANK
ISO 748 : 2007(R2013)	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
BS EN 13053 : 2006	VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
ISO 8178-1 : 2020	RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT SYSTEMS OF GASEOUS AND PARTICULATE EMISSIONS
EN ISO 15112 : 2014	NATURAL GAS - ENERGY DETERMINATION (ISO 15112:2011)
I.S. EN ISO 6817:1996	MEASUREMENT OF CONDUCTIVE LIQUID FLOW IN CLOSED CIRCUITS - METHODS USING ELECTROMAGNETIC FLOWMETERS

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DIN EN 17526 DRAFT:2020	Gas meters - Thermal-mass flow-meter based gas meter; German and English version prEN 17526:2020
ISO 748 : 2007(R2013)	HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
ISO 7066-2 : 1988(R2018)	ASSESSMENT OF UNCERTAINTY IN THE CALIBRATION AND USE OF FLOW MEASUREMENT DEVICES - PART 2: NON-LINEAR CALIBRATION RELATIONSHIPS
ISO 9300 : 2005(R2015)	MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURI NOZZLES
ISO 5167-2 : 2003(R2014)	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES
ISO 5167-1 : 2003(R2014)	MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 1: GENERAL PRINCIPLES AND REQUIREMENTS
ISO TR 7066-1 : 1997	ASSESSMENT OF UNCERTAINTY IN THE CALIBRATION AND USE OF FLOW MEASUREMENT DEVICES - LINEAR CALIBRATION RELATIONSHIPS

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ISO 5168 : 2005(R2015)

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