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ptfe lined butterfly valve PTFE Seat Butterfly Valve

ptfe lined butterfly valve PTFE Seat Butterfly Valve

Main Features: The turning center of the butterfly plate is on the center line of the valve body and the sealing face section of the butterfly plate. In closing, the ex-circle sealing face of the butterfly plate will extrude the valve seat made of synthetic rubber, generating elastic deformation...
Product Details

PTFE Lug Butterfly Valve

The Lug type butterfly valves are widely used in water supply and drainage, hydre/thermal power, building project as well as industrial water system, such as steel and petrochemical.


Detailed description:

Size: 1.5" - 48"DN40 - DN1200

Normal pressure: PN1.0/1.6mMPa

Suitable temperature: Normal temperature -45 - 150

Body: Cast iron/ductile iron/wcb/carbon steel/al-bronze/CF8, ss304/CF8m, ss316

Face to face: ANSI b 16.10, API 609, bs5155 short, ISO5752(series 13), DIN3202 f16

Medium: Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.

Seat: NBR/EPDM/neoprene/nr/wear-resistant EPDM/viton/silicon/heat-resistant EPDM/white EPDM/EPDM/PTFE

End flange: ANSI b 16.1, ASTM b 16.47, en 1092, as 2129, ISO pn10/16, JIS b2212/2213, bs 10 table d, bs 10 table e, bs4504


Standard compliance
Test and inspection: API598

Butt-welding end: ANSI B16.25

Design and manufacture: API609

Face to face dimensions: API609, ANSI B16.10
End flange dimensions: ANSI B16.5, B16.47 SERIES A & SERIES B, DIN, BS, JIS

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