This gate valve has three types: CS to ASTM, AS to ASTM, SS to ASTM Application of the medium: water, steam, oil, etc.
1) Design and manufacture : By ANSI . B16. 34; API 603.
2) Size-end connectivity:
* Jack for size: By ANSI B16. 11; JIS B2306
* Screw terminal size: By ANSI B1. 20. 1 ISO7/1
3) Valve inspection and testing: By API 598
4) Structure: B. B; OS& Y
5) Materials: By AISI/ASTM Provisions
6) The main material: A105; F5; F11; F22; 304; 304L; 316; 316L; LF2, etc.