Spire Industrial Equipments Co.

Butterfly Valves

Butterfly valves are used as an economical isolation valve instead of ball and gate valves. These are made up of cast iron, ductible cast iron, cast carbon steel and some other raw material is used while manufacturing them. Furthermore we can offer you industrial butterfly valves and cast iron butterfly valves which are available in myriad of specifications. These are designed to meet the necessities and demands of various sectors.

Specification of Product

Item Part Material Options
1 Body Cast Iron I.S. 210 Grade FG200/GG25 / Ductible Cast Iron GG40; Cast Carbon Steel / ASTM A-21 6 Grade WCB:Cast Stainless Steels CF8 & CF8M
2 Disc : Ductile Cast Iron GG40; Cast carbon Steel / ASTM A-216 Grade WCB;Cast Stainless Steels CF8 & CF8M
3 Seat Nitrile, EPDM, Viton, Silicon
4 Shaft AISI 410/304/316
5 Bearing Steel/PTFE
6 0-ring Nitrile, EPDM, Viton, Silicon
7 Taper pin AISI 410/304/316
8 Plug Steel
9 Bush Polyacetal


Temperature range : 20 to 180o C Pressure range : PN 10 & PN 16 150 class.

Face to face distance : as per IS05752 wafer short/BS 5155 wafer Long/API 609/ISI 3095