Language
Quality casts the brand, innovation leads the development
Body/bonnet: ASTM A216 WCB
Ball: ASTM A182 F304
Seat: PTFE
Stem: ASTM A182 F304
Valve Design: API 608
Flange: ASME B16.5
ABOUT ZGV 丨 YHG
Products
News
Services
Applications
Contact us