1) Standards: 
a. Design&Manufacture: MSS SP-61
b. Face to Face: ANSI B16.10
c. Connection End: ANSI B16.5
d. Test : API 598
 
2) Sizes: 2" - 24" or DN50 - DN600
 
3) Pressure Rating: Class150 or PN6 - PN16
 
4) Material: WCB, WC6, WC9, C5, CF8, CF8M, CF3, CF3M, etc. 
 
5) Operation: Manual, Gear, Pneumatic, hydraulic and Electric actuator