| 技术标准Technical standard | |
| 设计规范Design specification | HG/T21637 |
| 结构长度Structure length | GB/T12221 |
| 法兰尺寸Flange size | GB/T9113.1-2000 ASME 16.5a |
| 公称压力试验Nominal pressure test | 0.6、1.0、1.6、2.5MPa Class150 |
| 压力试验Pressure test | GB/T 13927-92 API 598 |
| 型号Model | Y型、蓝式 Blue type |
主要零部件材料表Main parts material list
| 序号NO. | 零件名称 Part name | 精铸球墨铸铁Precision casting ductile iron | 碳钢 Carbon steel | 不锈钢Stainless steel | |||
| QT | C | P | R | PL | RL | ||
| 1 | 阀体Body、 阀盖 Cover | QT 400 | WCB | CF8 | CF8M | CF3 | CF3M |
| 2 | 内衬材料 Lining material | 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) | |||||
| 3 | 过滤网 Filter screen | PTFE(F4) | |||||
| 4 | 螺栓Bolt | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9 | 1Cr18Ni9 |
| 5 | 螺母Nut | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 |
主要连接尺寸及重量Main connection dimensions and weight
| 公称通径 | 主要尺寸Main dimensions | 参考值 Reference value | |||||||||||||||||
| DN | NPS | L | L1 | D | D1 | D2 | f | b | Z-￠d | L | L1 | D | D1 | D2 | f | b | Z-￠d | H | H1 |
| mm | inch | PN1.0MPa | PN1.6MPa | ||||||||||||||||
| 15 | 1/2 | 150 | 160 | 95 | 65 | 45 | 3 | 16 | 4-14 | 150 | 160 | 95 | 65 | 45 | 3 | 16 | 4-14 | 70 | 150 |
| 20 | 3/4 | 150 | 170 | 105 | 75 | 55 | 3 | 18 | 4-14 | 150 | 170 | 105 | 75 | 55 | 3 | 18 | 4-14 | 70 | 160 |
| 25 | 1 | 160 | 180 | 115 | 85 | 65 | 3 | 18 | 4-14 | 160 | 180 | 115 | 85 | 65 | 3 | 18 | 4-14 | 80 | 160 |
| 32 | 11/4 | 180 | 200 | 140 | 100 | 75 | 3 | 18 | 4-18 | 160 | 200 | 140 | 100 | 75 | 3 | 18 | 4-18 | 85 | 160 |
| 40 | 11/2 | 200 | 260 | 150 | 110 | 85 | 3 | 18 | 4-18 | 200 | 260 | 150 | 110 | 85 | 3 | 18 | 4-18 | 90 | 170 |
| 50 | 2 | 230 | 260 | 165 | 125 | 100 | 3 | 18 | 4-18 | 220 | 260 | 165 | 125 | 100 | 3 | 18 | 4-18 | 110 | 170 |
| 65 | 21/2 | 290 | 330 | 185 | 145 | 120 | 3 | 18 | 4-18 | 290 | 330 | 185 | 145 | 120 | 3 | 18 | 4-18 | 115 | 210 |
| 80 | 3 | 310 | 340 | 200 | 160 | 135 | 3 | 20 | 8-18 | 310 | 340 | 200 | 160 | 135 | 3 | 20 | 8-18 | 135 | 250 |
| 100 | 4 | 350 | 400 | 220 | 180 | 155 | 3 | 20 | 8-18 | 350 | 400 | 220 | 180 | 155 | 3 | 20 | 8-18 | 155 | 300 |
| 125 | 5 | 400 | 480 | 250 | 210 | 185 | 4 | 22 | 8-18 | 400 | 480 | 250 | 210 | 185 | 4 | 22 | 8-18 | 250 | 350 |
| 150 | 6 | 480 | 500 | 285 | 240 | 210 | 4 | 22 | 8-22 | 480 | 500 | 285 | 240 | 210 | 4 | 22 | 8-22 | 285 | 400 |
| 200 | 8 | 600 | 560 | 340 | 295 | 265 | 4 | 24 | 8-22 | 550 | 560 | 340 | 295 | 265 | 4 | 24 | 12-22 | 360 | 450 |
| DN | NPS | L | L1 | D | D1 | D2 | f | b | Z-￠d | 参考值 Reference value | |
| mm | inch | PN2.5MPa | H | H1 | |||||||
| 15 | 1/2 | 150 | 160 | 95 | 65 | 45 | 3 | 16 | 4-14 | 70 | 150 |
| 20 | 3/4 | 150 | 170 | 105 | 75 | 55 | 3 | 18 | 4-14 | 70 | 160 |
| 25 | 1 | 160 | 180 | 115 | 85 | 65 | 3 | 18 | 4-14 | 80 | 160 |
| 32 | 11/4 | 180 | 200 | 140 | 100 | 75 | 3 | 18 | 4-18 | 85 | 170 |
| 40 | 11/2 | 200 | 260 | 150 | 110 | 85 | 3 | 18 | 4-18 | 90 | 170 |
| 50 | 2 | 230 | 260 | 165 | 125 | 100 | 3 | 20 | 4-18 | 110 | 170 |
| 65 | 21/2 | 290 | 330 | 185 | 145 | 120 | 3 | 22 | 8-18 | 115 | 210 |
| 80 | 3 | 310 | 340 | 200 | 160 | 135 | 3 | 24 | 8-18 | 135 | 250 |
| 100 | 4 | 350 | 400 | 235 | 190 | 155 | 3 | 24 | 8-22 | 155 | 300 |
| 125 | 5 | 400 | 480 | 270 | 220 | 185 | 4 | 26 | 8-26 | 250 | 350 |
| 150 | 6 | 480 | 500 | 300 | 250 | 210 | 4 | 28 | 8-26 | 285 | 400 |
| 200 | 8 | 600 | 560 | 360 | 310 | 275 | 4 | 30 | 12-26 | 360 | 450 |