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| 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 |
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