APPLECABLE STANDARDS: 设计和制造标准按照Design: ASME B16.34; 壁厚标准Wall Thickness: AS,E B16.34 螺纹标准按照End Flange:ASME B1.20.1,BS21 DIN 2999/259,ISO 228/1;JIS B 0203,ISO 7/1 对焊标准:Butt Weld: ASME B16.25 承插焊标准:Socket Weld: ASME B16.11 检测标准:Inspection & Testing: MSS SP-110,EN 12266 |