1. Design and manufacture conform to MSS SP-70
2. Flange dimensions conform to ANSI B16.1(1251b)
3. Face to face dimensions conform to ANSI B16.10(1251b)
4. Testing conform to MSS SP-70
5. It can be equipped with open and close position indicator
6. It can be operated with bevel gear according to customer' s requirement
7. It can be opreated with wrench head according to crstomer' s requirement
8. Suitable media: water, oil, gas