EN 10113-2 : 1993
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HOT-ROLLED PRODUCTS IN WELDABLE FINE GRAIN STRUCTURAL STEELS - DELIVERY CONDITIONS FOR NORMALIZED/NORMALIZED ROLLED STEELS |
EN 1555-1:2010
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Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General |
EN 444:1994
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Non-destructive testing - General principles for radiographic examination of metallic materials by X- and gamma-rays |
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 |
EN 1555-3:2010+A1:2012
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Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings |
PREN 10255 : DRAFT 2010
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NON-ALLOY STEEL TUBES SUITABLE FOR WELDING AND THREADING - TECHNICAL DELIVERY CONDITIONS |
EN 1045:1997
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Brazing - Fluxes for brazing - Classification and technical delivery conditions |
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 |
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 |
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 |
EN 288-1:1992/A1:1997
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SPECIFICATION AND QUALIFICATION OF WELDING PROCEDURES FOR METALLIC MATERIALS - GENERAL RULES FOR FUSION WELDING |
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 |
EN 288-3:1992/A1:1997
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 3: WELDING PROCEDURE TESTS FOR THE ARC WELDING OF STEELS |
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 |
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
|
Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 1: General functional requirements |
EN 288-4:1992/A1:1997
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - WELDING PROCEDURES FOR THE ARC WELDING OF ALUMINIUM AND ITS ALLOYS |
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 473:2008
|
Non-destructive testing - Qualification and certification of NDT personnel - General principles |
ISO 12176-2:2008
|
Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 2: Electrofusion |
EN 1044 : 1999
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BRAZING - FILLER METALS |
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 |
EN 288-2:1992/A1:1997
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 2: WELDING PROCEDURE SPECIFICATION FOR ARC WELDING |
EN 288-7 : 1995
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - APPROVAL BY A STANDARD WELDING PROCEDURE FOR ARC WELDING |
EN 288-5 : 1994
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - APPROVAL BY USING APPROVED WELDING CONSUMABLES FOR ARC WELDING |
EN 12279:2000/A1:2005
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GAS SUPPLY SYSTEMS - GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE LINES - FUNCTIONAL REQUIREMENTS |
EN 437:2003+A1:2009
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Test gases - Test pressures - Appliance categories |
ISO 834:1975
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Fire-resistance tests — Elements of building construction |
EN 1555-4:2011
|
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves |
EN 288-6 : 1994
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - APPROVAL RELATED TO PREVIOUS EXPERIENCE |
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 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 |
EN 1555-2:2010
|
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 2: Pipes |
EN 288-8 : 1995
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SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 8: APPROVAL BY A PRE-PRODUCTION WELDING TEST |
EN 14291:2004
|
Foam producing solutions for leak detection on gas installations |
EN 10208-1:2009
|
Steel pipes for pipelines for combustible fluids - Technical delivery condi-tions - Part 1: Pipes of requirement class A |
EN 10242:1994/A2:2003
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THREADED PIPE FITTING IN MALLEABLE CAST IRON |
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 45004 : 1995
|
GENERAL CRITERIA FOR THE OPERATION OF VARIOUS TYPES OF BODIES PERFORMING INSPECTION |
EN 25817 : 1992
|
ARC WELDED JOINTS IN STEEL - GUIDANCE ON QUALITY LEVELS FOR IMPERFECTIONS |
EN 1776:2015
|
Gas infrastructure - Gas measuring systems - Functional requirements |
EN 287-1:2011
|
Qualification test of welders - Fusion welding - Part 1: Steels |