China Stainless Steel 4 Inch CF8m Manual Wafer Type Butterfly Valve, Find details about China Butterfly Valve, CF8m Butterfly Valve from Stainless Steel 4 Inch CF8m Manual Wafer Type Butterfly Valve
Face-to-Face | API 609 |
Flange Dimensions | ANSI B16.5/B16.1/16.42 |
Design | API 609 |
Testing | API 598 |
Class | 12 | 150 | 250 | 300 |
Shell(hydrostatic) | 350 | 425 | 875 | 1100 |
Seat(hydrostatic) | 220 | 300 | 500 | 800 |
Seat(air) | 80 | 80 | 80 | 80 |
NAME | MATERIAL | |||
Body | Gr.60-40-18 | WCB | CF8 | CF8M |
Stem | Gr.60-40-18 | WCB | CF8 | CF8M |
Packing | A 473 430 | A 433 316 | ||
Seat Rings | NBR | PTFE | ||
Ball | NBR | Graphite,PTFE |