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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; L-Bronze: ASTM B148 C95400; |
6 | O-Ring | NBR, EPDM, Neoprene, Viton; |
7 | Bushing | PTFE, Nylon, Lubricated Bronze; |
8 | Key | Carbon Steel |
Material | NBR | Neoprene | EPDM | Hypalon | Viton | PTFE | ||
Temperature Ratings | ºC | -20~100 | -40~100 | -40~120 | -32~135 | -12~230 | -50~200 | |
ºF | -4~212 | -40~212 | -40~248 | -25.6~275 | 10.4~446 | -58~392 | ||










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