阀门铸钢件外观质量要求
Valve cast steel visual quality requirements

2014-07-14

砂型铸钢件 表面质量目视检测方法
Steel castings by sand casting—Visual examination method of surface quality

2020-11-19

Steel and iron castings. Visual testing of surface quality
钢铁铸件 表面质量目视检测

2020-01-23

주강품 주물표면의 겉모양 시험방법 및 등급 분류
外观检查和表面质量的钢铸件的分类

1997-10-29

Steel and iron castings — Visual testing of surface quality
钢铁铸件表面质量的目视检验

2020-01-13

주강품 주물표면의 겉모양 시험방법 및 등급 분류
铸钢件表面质量的目视检查和分类

1997-10-29

Visual examination and classification of surface quality for steel castings
铸钢件表面质量的目视检验和分类

1995-01-01

Specification for quality levels for steel valve castings
钢阀门铸件质量等级规范

1983-08-31

Quality Standard for Steel Castings for Valves, Flanges and Fittings and Other Piping Components - Visual Method for Evaluation of Surface Irregularities
阀门、法兰和配件及其他管道部件用铸钢件的质量标准.表面不规则性评定的目视法

2011-10-01

Steels, nickel alloys and cobalt alloys investment castings. Visual testing of surface quality
钢、镍合金和钴合金熔模铸件 表面质量目视检测

2020-03-27

Steels, nickel alloys and cobalt alloys investment castings — Visual testing of surface quality
钢、镍合金和钴合金熔模铸件表面质量的目视检验

2020-03-15

Quality Standard for Steel Castings for Valves, Flanges and Fittings and Other Piping Components - Radiographic Examination Method
阀门、法兰和配件及其他管道部件用铸钢件的质量标准.射线照相检验法

2013-03-30

Quality Standard for Ferritic and Martensitic Steel Castings for Valves, Flanges, and Fittings and Other Piping Components - Ultrasonic Examination Method
阀门、法兰、配件和其他管道部件用铁素体和马氏体铸钢件的质量标准.超声波检验法