主要零部件材料表 Main parts materialspecifications
| 零件名称 Name | 精铸球墨铸铁 Refined ductile cast iron | 碳钢 Cast steel | 不锈钢 Stainless Stell | |||
| QT | C | P | R | PL | RL | |
| 阀体.阀盖 Body Cover | QT 400 | WCB | CF8 | CF8M | CF3 | CF3M |
| 球体 Ball | QT 400 | WCB | CF8 | CF8M | CF3 | CF3M |
| 内衬材料 阀座 Inner lining materials valve seat | FEP(F46)、PTFE(F4)、PFA(可溶性聚四氟乙烯)、PO(聚烯烃)、PE(超高分子量聚乙烯) | |||||
| 填料压盖 Packing Cover | WCB | WCB | CF8 | CF8M | CF3 | CF3M |
| 填料 Packing | PTFE(F4)聚四氟乙烯 | |||||
| 螺栓 Bolt | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9 | 1Cr18Ni9 |
| 螺母 Nut | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 |
| 手柄 Lever | WCB | |||||
主要链接尺寸及重量 Dimensions and Weights
| 公称通径 Nominal diameter | 主要尺寸 Main dimensions | 参数值 Reference | ||||||||
| DN mm | NPS Inch | L | D | D1 | D2 | f | b | Z-Φd | Do | H |
| PN10 | ||||||||||
| 15 | 1/2 | 140 | 95 | 65 | 45 | 3 | 15 | 4-14 | 140 | 90 |
| 20 | 3/4 | 140 | 105 | 75 | 55 | 3 | 17 | 4-14 | 140 | 100 |
| 25 | 1 | 150 | 115 | 85 | 65 | 3 | 17 | 4-14 | 180 | 105 |
| 32 | 1 1/4 | 165 | 140 | 100 | 75 | 3 | 19 | 4-18 | 180 | 120 |
| 40 | 1 1/2 | 180 | 150 | 110 | 85 | 3 | 19 | 4-18 | 225 | 140 |
| 50 | 2 | 200 | 165 | 125 | 100 | 3 | 21 | 4-18 | 225 | 150 |
| 65 | 2 1/2 | 220 | 185 | 145 | 120 | 3 | 21 | 4-18 | 360 | 160 |
| 80 | 3 | 250 | 200 | 160 | 135 | 3 | 21 | *8-18 | 420 | 215 |
| 100 | 4 | 280 | 220 | 180 | 155 | 3 | 23 | 8-18 | 420 | 240 |
| 125 | 5 | 320 | 250 | 210 | 185 | 4 | 24 | 8-18 | 520 | 250 |
| 150 | 6 | 360 | 285 | 240 | 210 | 4 | 26 | 8-23 | 520 | 290 |
| 200 | 8 | 400 | 340 | 295 | 365 | 4 | 26 | 8-23 | *240 | 340 |
| 250 | 10 | 450 | 395 | 350 | 320 | 4 | 28 | 12-23 | 240 | 380 |
| PN16 | ||||||||||
| 15 | 1/2 | 140 | 95 | 65 | 45 | 3 | 15 | 4-14 | 140 | 90 |
| 20 | 3/4 | 140 | 105 | 75 | 55 | 3 | 17 | 4-14 | 140 | 100 |
| 25 | 1 | 150 | 115 | 85 | 65 | 3 | 17 | 4-14 | 180 | 105 |
| 32 | 1 1/4 | 165 | 140 | 100 | 75 | 3 | 19 | 4-18 | 180 | 120 |
| 40 | 1 1/2 | 180 | 150 | 110 | 85 | 3 | 19 | 4-18 | 225 | 140 |
| 50 | 2 | 200 | 165 | 125 | 100 | 3 | 21 | 4-18 | 225 | 150 |
| 65 | 2 1/2 | 220 | 185 | 145 | 120 | 3 | 21 | 4-18 | 360 | 160 |
| 80 | 3 | 250 | 200 | 160 | 135 | 3 | 22 | 8-18 | 420 | 215 |
| 100 | 4 | 280 | 220 | 180 | 155 | 3 | 23 | 8-18 | 420 | 240 |
| 125 | 5 | 320 | 250 | 210 | 185 | 4 | 24 | 8-18 | 520 | 250 |
| 150 | 6 | 360 | 285 | 240 | 210 | 4 | 26 | 8-23 | 520 | 290 |
| 200 | 8 | 400 | 340 | 295 | 265 | 4 | 26 | 12-23 | *240 | 340 |
| 250 | 10 | 450 | 405 | 355 | 320 | 4 | 28 | 12-26 | 240 | 380 |
*DN200Do尺寸为蜗轮手尺寸,DN200以下尺寸为手柄尺寸.
*DN200Do size is worm gear(hand wheel)size,the Do size below DN200 is handle size.
*机械标准(JB78)时为4孔.
*It is 4 holes when mechanical standard(JB78).
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