Executive standards for product inspection and test: API598 API6D ANSI B16.34

MSS SP61 BS6755

Main materials of product:

Carbon steel: ASTM A216: WCB. WCC, ASTM A105 etc.

Alloy steel: ASTM A217: WC1. WC6. WC9. C5. C12. C12A etc. ASTM A182: F11. F22. F5. F12 etc.

Stainless steel: ASTM A351: CF8. CF3. CF8M. CF3M. CF8C etc. ASTM A182: F304. F304L. F316. F316L. F321 etc.

Low temperature stainless steel: ASTM A352: LCB. LCC etc. ASTM A182: LF1. LF2 and monel and 20# alloy etc.

***Specification can be designed according to customers' requirement.