Language
Quality casts the brand, innovation leads the development
Body: ASTM A352 LC1
Disc: ASTM A352 LC1+13CR
Seat: ASTM A350 LF1+13CR
Hinge pin: ASTM A182 F6A
Valve Design: BS 1868
Flange: ASME B16.5
ABOUT ZGV 丨 YHG
Products
News
Services
Applications
Contact us