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  • API 934-C : 2008

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    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)

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-03-2019

    Language(s):  English

    Published date:  01-01-2008

    Publisher:  American Petroleum Institute

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

    1 Scope
    2 References
    3 Terms, Definitions, and Acronyms
       3.1 Terms and Definitions
       3.2 Acronyms
    4 Design
    5 Base Metal Requirements
       5.1 Material Specification
       5.2 Steel Making Practice
       5.3 Chemical Composition Limits
       5.4 Heat Treatment
       5.5 Mechanical Properties
    6 Welding Consumable Requirements
       6.1 Material Requirements
       6.2 Mechanical Requirements
    7 Welding, Heat Treatment, and Production Testing
       7.1 General Welding Requirements
       7.2 Welding Procedure Qualification
       7.3 Preheat and Dehydrogenation Heat Treatment (DHT)
       7.4 Production Testing of Base Metal Welds
       7.5 Weld Overlay or Integral Clad
       7.6 Final Postweld Heat Treatment (PWHT)
    8 Nondestructive Testing (NDE)
       8.1 General
       8.2 NDE Prior to Fabrication
       8.3 NDE During Fabrication
       8.4 NDE After Fabrication and Prior to Final PWHT
       8.5 NDE After Final PWHT
       8.6 Positive Material Identification
    9 Hydrostatic Testing
    10 Preparation for Shipping
    11 Documentation

    Abstract - (Show below) - (Hide below)

    Describes materials and fabrication requirements for new 1 [1/4]Cr-[1/2]Mo steel heavy wall pressure vessels and heat exchangers for high-temperature, high-pressure hydrogen service.

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

    Development Note Also available in Russian translation, see API 934-C RUSSIAN. (07/2013)
    Document Type Standard
    Publisher American Petroleum Institute
    Status Superseded
    Superseded By

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

    API TR 934-D : 2010 TECHNICAL REPORT ON THE MATERIALS AND FABRICATION ISSUES OF 1[1/4]CR-[1/2]MO AND 1CR-[1/2]MO STEEL PRESSURE VESSELS
    API 660 : 2015 SHELL-AND-TUBE HEAT EXCHANGERS
    ASME PTB 2 : 2009 GUIDE TO LIFE CYCLE MANAGEMENT OF PRESSURE EQUIPMENT INTEGRITY
    API 571 REDLINE : 2011 DAMAGE MECHANISMS AFFECTING FIXED EQUIPMENT IN THE REFINING INDUSTRY
    API 571 : 2011 DAMAGE MECHANISMS AFFECTING FIXED EQUIPMENT IN THE REFINING INDUSTRY
    API TR 934-G : 2016 DESIGN, FABRICATION, OPERATIONAL EFFECTS, INSPECTION, ASSESSMENT, AND REPAIR OF COKE DRUMS AND PERIPHERAL COMPONENTS IN DELAYED COKING UNITS
    API 582 : 2016 WELDING GUIDELINES FOR THE CHEMICAL, OIL, AND GAS INDUSTRIES
    API 582 REDLINE : 2009 WELDING GUIDELINES FOR THE CHEMICAL, OIL, AND GAS INDUSTRIES
    ASME STP-PT-026 : 2009 GUARANTEED HIGHER STRENGTH PROPERTIES

    Standards Referencing This Book - (Show below) - (Hide below)

    ASME PV CODE 8 DIV 2 : 2017 BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 2- ALTERNATIVE RULES
    ASNT SNT TC 1A : 2016 TOPICAL OUTLINES FOR QUALIFICATION OF NONDESTRUCTIVE TESTING PERSONNEL
    ASME PV CODE 9 : 2017 BOILER AND PRESSURE VESSEL CODE - WELDING, BRAZING, AND FUSING QUALIFICATIONS - QUALIFICATION STANDARD FOR WELDING, BRAZING, AND FUSING PROCEDURES; WELDERS; BRAZERS; AND WELDING, BRAZING, AND FUSING OPERATORS
    ASTM G 146 : 2001 Standard Practice for Evaluation of Disbonding of Bimetallic Stainless Alloy/Steel Plate for Use in High-Pressure, High-Temperature Refinery Hydrogen Service
    ASME PV CODE 8 DIV 1 : 2017 BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 1
    AWS A4.3 : 1993 DETERMINATION OF THE DIFFUSIBLE HYDROGEN CONTENT OF MARTENSITIC, BAINITIC, AND FERRITIC STEEL WELD METAL PRODUCED BY ARC WELDING
    ASME PV CODE 2D METRIC : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - PROPERTIES (METRIC)
    API TR 938-A : 1996 AN EXPERIMENTAL STUDY OF CAUSES AND REPAIR OF CRACKING OF 1 1/4CR-1/2MO STEEL EQUIPMENT
    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
    API 582 : 2016 WELDING GUIDELINES FOR THE CHEMICAL, OIL, AND GAS INDUSTRIES
    ASME PV CODE 5 : 2017 BOILER AND PRESSURE VESSEL CODE - NONDESTRUCTIVE EXAMINATION
    ASME PV CODE 2A : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - FERROUS MATERIAL SPECIFICATIONS (BEGINNING TO SA-450) AND (SA-451 TO END)
    ASME PV CODE 2D CUSTOMARY : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - PROPERTIES (CUSTOMARY)
    ASME PV CODE 2C : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - SPECIFICATIONS FOR WELDING RODS, ELECTRODES, AND FILLER METALS
    AWS A4.2M/A4.2 : 1997 STANDARD PROCEDURE FOR CALIBRATING MAGNETIC INSTRUMENTS TO MEASURE THE DELTA FERRITE CONTENT OF AUSTENITIC AND DUPLEX FERRITIC-AUSTENITIC STAINLESS WELD METAL
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