wafer type ductile iron butterfly valve
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Ci Body Wafer Butterfly Valve Ductile Iron Wafer Butterfly Valve Electric Wafer Butterfly Valve Handle Manual Wafer Center Butterfly Valve Operated Wafer Butterfly Valve Stainless Steel Wafer Type Butterfly Valve Wafer Butterfly Valve Wafer Center Butterfly Valve Wafer Pneumatic Butterfly Valve Wafer Style Butterfly Valve Wafer Type Butterfly Check Valve Wafer Type Butterfly Valve Wafer Type Cast Iron Butterfly Valve Wafers End Type Butterfly Valve Worm Gear Wafer Butterfly Valve Worm Gear Wafer Type Butterfly Valves
wafer type ductile iron butterfly valve
Size: DN50-800
Design standard: API 609, BS EN 593.
Face-to-Face dimension: API 609, BS EN558.
Flange Drilling: ANSI B 16.1, BS EN 1092-2 PN 10 / PN 16.
Test: API 598.
|
Working Pressure |
10 bar / 16 bar/150lb |
|
Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
|
Working Temperature |
-10°C to 120°C (EPDM) -10°C to 150°C (PTFE) |
|
Suitable Media |
Water, Oil and gas. |
|
Parts |
Materials |
|
Body |
cast iron |
|
Disc |
Stainless steel |
|
Seat |
EPDM / NBR / VITON / PTFE |
|
Stem |
Stainless steel |
|
Bushing |
PTFE |
|
“O” ring |
PTFE |
|
Pin |
Stainless steel |
|
Key |
Stainless steel |
The butterfly valve is mainly used in the media of gypsum ash, sulfur dioxide, lime slurry paste, process water and etc.
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