Figure:B1000L-YXSize:DN40-DN800Design Standard:API609Face to Face: DIN3202-K1,BS5155,API609,MSS SP-67
Lug butterfly valve has simple structure, small volume, light weight, and has good fluid control characteristics. Its disc is installed in the diameter direction of pipeline, so the valve can be quickly opened and closed by rotating its disc 90 degrees.
The wafer body is easy to be connected between two pipeline flange with flange bolts, and it can be used at end in a fluid system,when installed with the seat retainer plate on the pressure side(API 609)
Lug butterfly valves designed to comply with MSS SP-67, BS5155 and API 609. Compatible with GB, ANSI, DIN, BS, JIS flanges. Available in size 1½″ to 48″. Available with handles (1½″ to 12″), manual gear operators (1½″ to 48″), and electric or pneumatic actuators (1½″ to 48″). With many body/trim combinations, Lug butterfly valve can meet your application
| Item | Part Name | Materials |
| 1 | Body | Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200; GB12226 HT200; |
| Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; | ||
| Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; | ||
| Carbon Steel: ASTM A216 WCB | ||
| 2 | Stem | Zinc Plated Steel; |
| Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416; | ||
| 3 | Taper Pin | Stainless Steel: ASTM A276 Type 304, Type 316; EN 1.4501; |
| 4 | Seat | NBR, EPDM, Neoprene, PTFE, Viton; |
| 5 | Disc | Ductile Cast Iron (Nickel plated):ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; |
| Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; | ||
| AL-Bronze: ASTM B148 C95400; | ||
| 6 | O-Ring | NBR, EPDM, Neoprene, Viton; |
| 7 | Bushing | PTFE, Nylon, Lubricated Bronze; |
| 8 | Key | Carbon Steel |
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