Specification for quality levels for steel valve castings
钢阀门铸件质量等级规范
发布日期:
1983-08-31
阀门承压部件用铸钢件的检验、标识和质量等级要求。通过符合特定质量要求、适当记录和铸件标识,规定承压部件的完整性。交叉引用:BS 4080BS 4570:第1部分ASTM E 125ASTM E 186ASTM E 280ASTM E 446MSS SP 55
Requirements for the inspection, identification and quality levels of steel castings for the pressure containing components of valves. Specifies the integrity of the pressure containing components by conformance to specific quality requirements, appropriate records and casting identification.Cross References:BS 4080BS 4570:Part 1ASTM E 125ASTM E 186ASTM E 280ASTM E 446MSS SP 55