Product name: metal Hard-sealing Butterfly Valve

Place of Origin: China

Features:
1) Size: DN 50~2000
2) It could be complying with ISO, API, ANSI, ASTM, BS, DIN, NF, JIS, GB standards
3) Body and disc: WCB casting steel
4) Shaft: 2Cr13
5) Seat: hard coating with material 507-Mo
6) Seal ring: laminated 304 stainless steel/graphite
7) With double flange connection, free shaft with conecting bracket
8) With absolutely zero leakage
9) 1.5 years full quality guarantee, free of charge by after sales service, if any problem resulted