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Materials
| No | Part name | Material |
| 1 | Body | WCB CF8,CF8M,CF3,CF3M |
| 2 | Disc | 25,1Cr13,2 Cr13 1Cr18Ni9Ti 0Cr18Ni12Mo2Ti |
| 3 | Stem | 1Cr13,2Cr13 1Cr18Ni9Ti,0Cr18Ni12Mo2Ti |
| 4 | Bellows | 1Cr18Ni9Ti,304,316,304L,316L |
| 5 | Bonnet | WCB CF8,CF8M,CF3,CF3M |
| 6 | Gland | WCB CF8,CF8M,CF3,CF3M |
| 7 | Yoke nut | ZQA19-4 |
| 8 | Hand wheel | WCB QT400-18 |
Dimensions and Weight
| DN | PN16 | PN25 | PN40 | ||||||
| L | H | W | L | H | W | L | H | W | |
| 15 | 130 | 174 | 125 | 130 | 174 | 125 | 130 | 225 | 125 |
| 20 | 150 | 176 | 125 | 150 | 176 | 125 | 150 | 210 | 125 |
| 25 | 160 | 207 | 125 | 160 | 207 | 125 | 160 | 207 | 125 |
| 32 | 180 | 207 | 125 | 180 | 207 | 125 | 180 | 207 | 125 |
| 40 | 200 | 210 | 160 | 200 | 210 | 160 | 200 | 176 | 160 |
| 50 | 230 | 225 | 160 | 230 | 225 | 160 | 230 | 174 | 160 |
Supplier: Saitai Valve, China
Manufacturer: Shop in Shanghai Qingpu Industrial Park
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Catalog:Bellows Seal Valves