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  • AWS A4.3 : 1993

    Current The latest, up-to-date edition.

    DETERMINATION OF THE DIFFUSIBLE HYDROGEN CONTENT OF MARTENSITIC, BAINITIC, AND FERRITIC STEEL WELD METAL PRODUCED BY ARC WELDING

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    Published date:  01-01-1993

    Publisher:  American Welding Society

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

    Personnel (Reaffirmation)
    Personnel (Original)
    Foreword
    List of Tables
    List of Figures
    1. Scope
    2. Units of Measure
    3. Preparation of Weld Test Assemblies
       3.1 Test Assembly Dimensions
       3.2 Test Assembly Degassing
       3.3 Test Assembly Cleaning and Weighing
    4. Welding Fixture
    5. Welding and Preparation for Analysis
       5.1 Preliminary Preparation
       5.2 Welding the Test Assemblies
       5.3 Cleaning and Preparation for Analysis
    6. Diffusible Hydrogen Analysis
       6.1 Analytical Apparatus Requirements
       6.2 Loading the Test Specimen into the
           Analytical Apparatus
       6.3 Hydrogen Evolution and Analysis
       6.4 Variants of Hydrogen Evolution
       6.5 Reporting of Results
       6.6 Reference Atmospheric Condition
    7. Standard Mercury Displacement Method
       7.1 Safety Precautions
       7.2 Collection of Diffusible Hydrogen
       7.3 Calculations
    8. Standard Gas Chromatography Method
    Appendix (Informative) - Guide to Standard Methods for
                             Determination of the Diffusible
                             Hydrogen Content of Martensitic,
                             Bainitic, and Ferritic Steel Weld
                             Metal Produced by Arc Welding
    AWS Filler Metal Specifications and Related Documents

    Abstract - (Show below) - (Hide below)

    Specifies a standard weld test assembly, a standard method of test specimen preparation, and two standard methods of analysis for determination of diffusible hydrogen from martensitic, bainitic, and ferritic steel weld metals.

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

    Document Type Standard
    Publisher American Welding Society
    Status Current

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

    MIL-E-23765-2 Revision E:1994 ELECTRODES AND RODS - WELDING, BARE, SOLID OR ALLOYED CORED, LOW ALLOY STEEL
    BS ISO 16110-1:2007 Hydrogen generators using fuel processing technologies Safety
    AWS A5.28/A5.28M : 2005 : R2015 SPECIFICATION FOR LOW-ALLOY STEEL ELECTRODES AND RODS FOR GAS SHIELDED ARC WELDING
    09/30167109 DC : 0 BS ISO 3690 - WELDING AND ALLIED PROCESSES - DETERMINATION OF HYDROGEN CONTENT IN ARC WELD METAL
    API 2Z : 2005 RECOMMENDED PRACTICE FOR PREPRODUCTION QUALIFICATION FOR STEEL PLATES FOR OFFSHORE STRUCTURES
    API 934-E : 2018 RECOMMENDED PRACTICE FOR MATERIALS AND FABRICATION OF 1[1/4]CR-[1/2]MO STEEL PRESSURE VESSELS FOR SERVICE ABOVE 825 DEGREES F (440 DEGREES C)
    AWS A5.23/A5.23M : 2011 SPECIFICATION FOR LOW-ALLOY STEEL ELECTRODES AND FLUXES FOR SUBMERGED ARC WELDING
    AWS B4.0M : 2000 STANDARD METHODS FOR MECHANICAL TESTING OF WELDS
    AWS B4.0:2016 STANDARD METHODS FOR MECHANICAL TESTING OF WELDS
    I.S. EN ISO 3690:2012 WELDING AND ALLIED PROCESSES - DETERMINATION OF HYDROGEN CONTENT IN ARC WELD METAL (ISO 3690:2012)
    AWS A5.20/A5.20M : 2005 SPECIFICATION FOR CARBON STEEL ELECTRODES FOR FLUX CORED ARC WELDING
    BS EN ISO 3690:2012 Welding and allied processes. Determination of hydrogen content in arc weld metal
    DIN EN ISO 3690:2012-07 WELDING AND ALLIED PROCESSES - DETERMINATION OF HYDROGEN CONTENT IN ARC WELD METAL (ISO 3690:2012)
    API 2Z : 2005 : R2015 RECOMMENDED PRACTICE FOR PREPRODUCTION QUALIFICATION FOR STEEL PLATES FOR OFFSHORE STRUCTURES
    BS ISO 16111:2008 Transportable gas storage devices. Hydrogen absorbed in reversible metal hydride
    API 582 REDLINE : 2009 WELDING GUIDELINES FOR THE CHEMICAL, OIL, AND GAS INDUSTRIES
    W59-13 Welded steel construction (metal arc welding)
    AWS PRGWM : 1999 PRACTICAL REFERENCE GUIDE TO WELDING METALLURGY: KEY CONCEPTS FOR WELDABILITY
    AWS A5.29 : 1998 SPECIFICATION FOR LOW ALLOY STEEL ELECTRODES FOR FLUX CORED ARC WELDING
    AWS WHC4.01 : 0 MATERIALS AND APPLICATION - PART 1 - WELDING HANDBOOK, 9TH EDITION, VOLUME 4 - CHAPTER 1: CARBON AND LOW-ALLOY STEELS
    ISO 3690:2012 Welding and allied processes Determination of hydrogen content in arc weld metal
    API 934-A : 2008 MATERIALS AND FABRICATION OF 2 [1/4]CR-1MO, 2 [1/4]CR-1MO-[1/4]V, 3CR-1MO, AND 3CR-1MO-[1/4]V STEEL HEAVY WALL PRESSURE VESSELS FOR HIGH-TEMPERATURE, HIGH-PRESSURE HYDROGEN SERVICE
    NACE TM 01 03 : 2003 LABORATORY TEST PROCEDURES FOR EVALUATION OF SOHIC RESISTANCE OF PLATE STEELS USED IN WET H[2]S SERVICE
    ISO 16110-1:2007 Hydrogen generators using fuel processing technologies Part 1: Safety
    W48-18 Filler metals and allied materials for metal arc welding
    ASME PV CODE 2C : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - SPECIFICATIONS FOR WELDING RODS, ELECTRODES, AND FILLER METALS
    AWS A5.1M/A5.1 : 2012 SPECIFICATION FOR CARBON STEEL ELECTRODES FOR SHIELDED METAL ARC WELDING
    17/30341479 DC : 0 BS ISO 16111 - TRANSPORTABLE GAS STORAGE DEVICES - HYDROGEN ABSORBED IN REVERSIBLE METAL HYDRIDE
    AWS A5.28/A5.28M : 2005 : INC : ERR 1 SPECIFICATION FOR LOW-ALLOY STEEL ELECTRODES AND RODS FOR GAS SHIELDED ARC WELDING
    AWS C5.7 : 2000 RECOMMENDED PRACTICES FOR ELECTROGAS WELDING
    SAE J 2579 : 2013 STANDARD FOR FUEL SYSTEMS IN FUEL CELL AND OTHER HYDROGEN VEHICLES
    ISO 16111:2008 Transportable gas storage devices Hydrogen absorbed in reversible metal hydride
    API 2SC : 2010 MANUFACTURE OF STRUCTURAL STEEL CASTINGS FOR PRIMARY OFFSHORE APPLICATIONS
    MIL-DTL-22200-1 Revision H:2008 ELECTRODES, WELDING, MINERAL COVERED, IRON-POWDER, LOW-HYDROGEN MEDIUM AND HIGH TENSILE STEEL, AS-WELDED OR STRESS-RELIEVED WELD APPLICATION
    AWS A5.5/A5.5M : 2014 SPECIFICATION FOR LOW-ALLOY STEEL ELECTRODES FOR SHIELDED METAL ARC WELDING
    MIL-E-24403 Revision A:1981 ELECTRODES - WELDING, FLUX CORED, GENERAL SPECIFICATION FOR
    ANSI/CSA FC 1:2014 FUEL CELL TECHNOLOGIES - PART 3-100: STATIONARY FUEL CELL POWER SYSTEMS - SAFETY
    UNI EN ISO 3690 : 2012 WELDING AND ALLIED PROCESSES - DETERMINATION OF HYDROGEN CONTENT IN ARC WELD METAL
    AWS A5.1 : 91(R1999) SPECIFICATION FOR CARBON STEEL ELECTRODES FOR SHIELDED METAL ARC WELDING
    EN ISO 3690:2012 Welding and allied processes - Determination of hydrogen content in arc weld metal (ISO 3690:2012)
    UNE-ISO 16110-1:2015 Hydrogen generators using fuel processing technologies -- Part 1: Safety
    API 582 : 2016 WELDING GUIDELINES FOR THE CHEMICAL, OIL, AND GAS INDUSTRIES
    AWS A5.17/A5.17M : 1997 SPECIFICATION FOR CARBON STEEL ELECTRODES AND FLUXES FOR SUBMERGED ARC WELDING
    MIL-E-22200-11 Revision A:1989 ELECTRODES, WELDING, MINERAL-COVERED, IRON POWDER, LOW HYDROGEN, FOR PRODUCING HY-130 WELDMENTS TO BE HEAT-TREATED
    MIL-DTL-24403-1 Revision F:2008 ELECTRODES - WELDING, FLUX CORED, ORDINARY STRENGTH AND LOW ALLOY STEEL
    API TR 934-G : 2016 DESIGN, FABRICATION, OPERATIONAL EFFECTS, INSPECTION, ASSESSMENT, AND REPAIR OF COKE DRUMS AND PERIPHERAL COMPONENTS IN DELAYED COKING UNITS
    AWS A5.29/A5.29M : 2010 SPECIFICATION FOR LOW-ALLOY STEEL ELECTRODES FOR FLUX CORED ARC WELDING
    AWS A5.20 : 1995 SPECIFICATION FOR CARBON STEEL ELECTRODES FOR FLUX CORED ARC WELDING
    AWS A5.20/A5.20M : 2005 : R2015 SPECIFICATION FOR CARBON STEEL ELECTRODES FOR FLUX CORED ARC WELDING
    API 934-C : 2008 MATERIALS AND FABRICATION OF 1 [1/4]CR-[1/2]MO STEEL HEAVY WALL PRESSURE VESSELS FOR HIGH-PRESSURE HYDROGEN SERVICE OPERATING AT OR BELOW 825 DEGREES F (441 DEGREES C)
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