MATERIAL SPECIFICATION

• BODY :CI/ASTM A216 GR.WCB/ASTM A351 GR.CF8,CF8M,CF3,CF3M
• DISC :SGI/DI/A216 GR.WCB/A351 GR.CF8,CF8M,CF3,CF3M
• SEAT :EPDM, NITRILE, PTFE & RPTFE
• STEM :ASTM A276 TP SS410/SS304/SS316/SS304L/SS316L
• ORING :NITRILE
• LEVER/GEAR BOX :SGI, ETC.

TYPES OF BUTTERFLY VALVE

• CONCENTRIC :The shaft is aligned with body center line.
• SINGLE-OFFSET :The shaft is offset from its body center line.
• DOUBLE-OFFSET :The shaft is offset from its body center line. The shaft is offset from pipe center line.
• TRIPLE-OFFSET :The shaft is offset from its body center line. The shaft is offset from pipe center line + conical offset shape in its seal & disc connection.