Specifications

Wafer Butterfly Valve Cast Steel Butterfly Valve

1)size: DN50-1200mm(2"-50")
2) Pressure: PN: 0.6-4.0Mpa
3) Temperature: -20 - 600 Celsius degree
4) Suitable medium: Water, oil, steam, acid, alkali etc.

Main material of butterfly valve:
5) Body: WCB/CF3M/CF3/CF8/CF8M
6) Disc: WCB/SS
7) Stem material: Stainless steel, Cr. Mo. Steel
8) Stuffing: Graphite
9) Operation: Lever, Worm gear, pneumatic, etc.

Standard of butterfly valve:
Design and manufacture: GB12238, API609
Face to face: GB/T12221, ASME B16.5
Connection dimension: GB/T9113
Test and inspection: GB/T13927 OR API598