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Model No.: flange butterfly valve
pn25 clamped tri clamp Butterfly valve high performance
Specification
DN50-600mm
Face-to-Face dimension: API 609, DIN 3202 k1, ISO 5752, BS 5155, MSS SP-67.
Flange Drilling: ANSI B 16.1, BS4504, DIN PN 10 / PN 16.
Test: API 598.
Epoxy fusion coating.
Pressure and temperature
| working pressure | PN10, PN16,PN25 |
| testing pressure | shell: 1.5 times rated pressure seat: 1.1 times rated pressure |
| working temperature | -10 °C to 80°C (NBR) -10 °C to 120°C (EPDM) |
| suitable media | water, oil and gas |
Main material list
| parts | material |
| body | cast iron, ductile iron |
| seat | EPDM, NBR,VITON, PTFE |
| disc | nickel ductile iron,AI bronze, stainless steel |
| stem | 2Cr13, stainless steel |
| bushing | PTFE |
| "O" ring | PTFE |
| pin | stainless steel |
| key | stainless steel |
Application
The product is used for throttling or shutting off the flow of corrosive or non corrosive gased, liquids and semi liquid. It can be installed in any selected position in pipelines in the industries of petroleum processing, chemicals, food, medicine, textile, paper making, hydroelectricity engineering, building, water supply and sewage, metallurgy, energy engineering as well as light industry.
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