This Standard specifies technical requirements, test methods and inspection rules of such pressure-bearing carbon steel castings (hereinafter referred to as casting) as general purpose valves, flange, and pipe fittings.
This Standard is applicable to such pressure-bearing castings as general purpose valves, flanges and pipe fittings.
2 Normative Reference
The following Standards contain provisions which, by reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding the correction contents), or revisions of, any of these publications do not apply. However, parties to agreements based on this Standard are encouraged to investigate the possibility of applying the latest editions of these documents. For undated references, their latest editions apply.
GB/T 222 Method of Sampling Steel for Determination of Chemical Composition and Permissible Variations for Product Analysis
68/T 223(All Parts) Methods for Chemical Analysis of Iron, Steel and Alloy
GB/T 228 Metallic Materials-Tensile Testing at Ambient Temperature (GB/T 228-2002,eqv ISO 6892:1998)
GB/T 5613 Code for Representing Cast Steels
GB/T 5677 Methods of Radiographic Testing and Classification of Radiographs for Steel Castings" (GB/T 5677-1985, neqJCSSG2)
GB/T 6414 Castings--System of Dimensional Tolerances and Machining Allowances (GB/T 6414-1999, eqv ISO 8062:1994)
GB/T 7233 Methods for Ultrasonic Testing and for Specifying Quality Levels of Steel Castings (GB/T 7233-1987, neq BS 6208: 1982)
GB/T 9443 Methods of Liquid Penetrant Testing and Classification of Indication for Steel Castings
GB/T 9444 The Methods For Magnetic Particle Testing and for Specifying Quality Levels of Steel Castings
GB/T 9452 Testing Method for Working Aone of Heat Treatment Furnace
GB/T 11351 Mass Tolerances for Castings
GB/T 11352 Cast Carbon Steels for General Engineering Purposes
GB/T 13927 Pressure Testing for General Purpose Valves" (GB/T 13927-1992, neq ISO 5208: 1982)
GB/T 15169 Qualification Test of Welders-Fusion Welding for Steels (GB/T 15169-2003, ISO /DIS 9606-1,IDT)
JB 4708 Welding Procedure Qualification for Steel Pressure Vessels
JB/T 7927 Valve Cast Steel Visual Quality Requirements
ASTM A 216/A 216M : 1999 Standard Specification for Steel Castings, Carbon, Suitable for Fusion Welding, for High-temperature Service
GB/T 12229-2005 The following standards are cited：
