cast steel double action electrically actuated butterfly valve flange connection, butterfly valve 4 inch


Name:cast steel double action electrically actuated butterfly valve flange connection, butterfly valve 4 inch
Design confirms:API 609, BS EN 593, MSS SP-67, BS5155
Top Flange:ISO5211 or factory standard
Tightness check:API 598, ISO 5208, EN12266-1, DIN3230, BS5155
Face-to-face conform:API 609, ISO 5752, BS EN 558, BS 5155, MS SP-67, DIN3202
Normal pressure:PN10/PN16/PN25 or 10Bar/16Bar/25Bar or class 125/150
Nominal diameter:DN25~DN1200 (1
Operator:Handle lever, worm gearbox(reducer), electric or pneumatic actuators etc.
Suitable medium:Petroleum, chemical industry, water, oil, gas etc.
Working temperature:-29 to 425 Celsius
Body/Disc:ASTM A216 WCB
Stem:Zinc Plated Carbon Steel; Stainless Steel: ASTM A276 Type 316/304/410/420, ASTM A582 Type 416
Seat:NBR, EPDM, Neoprene, Viton, PTFE, BUNA, Hypalon.
Bushing:PTFE, Nylon, Lubricated Bronze

  • cast steel double action electrically actuated butterfly valve flange connection, butterfly valve 4 inch