Specifications:

1) Design standard: API6D, API600, ANSI B16.34, BS 5351, DIN3202

2）Length of structure: API 6D/ASME B16.10. 

3）Butt welding connecting end: ASME B16.25/ ASME B31.8

4) Face to face: API6D, API594, ANSI B16.10, DIN3202

5) Flanged ends: ANSI B16.5a

6）Size: 1/2’~36‘

7）Pressure: 150LB~2500LB

8) Test & inspection: API 6D & API 598

9) Material: WCB, A105，CF8, CF8M, CF3, CF3M, 304, 316, 304L, 316L, 321

10）Fireproof test: API 607/API 6FA

11）Inspection and test: API 6D

12）Pressure and temperature rating: ASME B16.34

13）Drive device: handle, worm wheel, electric, pneumatic, etc.