Model Number: Fig. 2031a Brand Name: AHSUNVAL,MEIJI,OEM Key Specifications/Special Features: U section flanged butterfly valveDesign: EN593/API609Class: PN10/16, 125LbsFace to face: API 609; EN558 1-20 SeriesFlange Connection: GB, DIN, BS, JIS, ANSITesting: API 598Size:DN50-DN1200Operator: Handle Lever, Worm Gear, Electrical Actuator, Pneumatic Actuator
Material:
Body: Cast Iron (ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200，EN-GJL-250); Ductile Cast Iron (ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15); Stainless Steel (ASTM A351 CF8, CF8M; CF3, CF3M); Carbon Steel (ASTM A216 WCB)
Stem: Stainless Steel (ASTM A276 Type 316, Type 304, Type 410; ASTM A582 Type 416)
Taper Pin: Stainless Steel (ASTM A276 Type 410，Type 304, Type 316)
Seat: NBR, EPDM, Neoprene, PTFE, Viton
Disc: Nickel Plated Ductile Cast Iron (ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15); Stainless Steel (ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469); AL-Bronze (ASTM B148 C95400)
O-Ring: NBR, EPDM, Neoprene, Viton
Bushing: PTFE, Lubricated Bronze