Rubber Seated Wafer Butterfly Valve Cast Iron DN50 With Handle Operation

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DN50-DN300mm Rubber seated cast iron wafer butterfly Valve handle operation Butterfly valve, lever (gear) operator, resilient seated, centerline design Design to comply with MSS SP-67, BS5155 and API 609 Compatible with ANSI, DIN, BS, JIS flanges Size range: 1-1/2" to 48" DN40-DN1200 handles (1-1/2inches to 12 inches), manual gear operators (1-1/2inches to 48 inches) Pressure: PN0.6 to PN1.6MPa PN2.5 MPa Temperature ratings: -35 to 135C Viton Seat with High Temperautre to 400C Connection: wafer type, lug type, u-section Flanged type - - - - Material list | Part name | Materials | Body | Cast iron: ASTM A126CL.B, DIN1691 GG25, EN 1561 EN-GIL-200 | Ductile iron: ASTM A53665-45-12, DIN 1693 GGG40, EN1563 EN-GJS-200 | Stainless steel: ASTM A351 CF8, CF8M, CF3 | Carbon steel: ASTM A216 WCB | Stem | Stainless steel: ASTM A276 type 316, 400, ASTM A582 type 416 | Taper pin | Stainless steel: ASTM A276 type 304, type316, EN 14501 | Seat | NBR, EPDM, Neoprene, viton | Disc | Ductile cast iron (nickel plated): ASTM A53665-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10 | O-ring | NBR,EPDM,Neoprene,Viton | Bushing | PIPE Nylon lubricated bronze | Key | Carbon steel | Test | Working pressure | PN10, PN16, PN25 | Shell pressure | 1.5Mpa, 2.4Mpa, 27.5Mpa | Seat pressure | 1.1Mpa, 1.76Mpa, 37.5Mpa | - - - -

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HEBEI HUAHUI VALVE CO.,LTD

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