China API ANSI Standards Stainless Steel Double Flanged Gate Valve Water Oil Gas Used, Find details about China Ball Valve, Butterfly Valve from API ANSI Standards Stainless Steel Double Flanged Gate Valve Water Oil Gas Used
Administer Standard | ||||||
Item | Desgin | Face to face | Flange dimension | Butt welding dimension | Pressure | Testing |
Standard | API 600 | ASME B 16.10 | ASME B16.5 | ASME B16.25 | ASME B16.34 | API 598 |
API 6D | API 6D | ASME B16.5 | ASME B16.25 | ASME B16.34 | API 6D |
Pressure Test | ||||||
Nominal Pressure (class) | Shell test | Sealing test (Water) | Sealing test | |||
MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | |
150 | 3.0 | 430 | 2.2 | 315 | 0.4~0.7 | 60~100 |
300 | 7.7 | 1110 | 5.7 | 815 | ||
600 | 15.3 | 2220 | 11.3 | 1630 | ||
900 | 23.0 | 3330 | 17.0 | 2445 | ||
1500 | 38.4 | 5560 | 28.2 | 4080 | ||
2500 | 64.0 | 9255 | 47.0 | 6790 |
Main part Materials and Property | ||||||
Body Cover disc | Stem | Sealing face | Sealing shim | Packing | Working temperature | Medium |
WCB | F6a | 13Cr STL with boy material PTFE Nylon | Enhanced Flexible Graphite 1Cr13/ Flexible Graphite SFB-2 F304/F316 F304L/F316L | Flexible Graphite Enhance Flexible Graphit SFB/260 SFP/260 PTFE | ≤450ºC | Water Steam Petroleum |
WC1 | F11 F12 | ≤450ºC | ||||
WC6 | ≤540ºC | |||||
WC9 | ≤570ºC | |||||
C5 C12 | ≤540ºC | |||||
CF8 | F304 | ≤200ºC | Nitric acid Acetic acid Urea | |||
CF8M | F316 | |||||
CF3 | F304L | |||||
CF3M | F316L |