HFA72W真空负压安全阀适用于温度≤
真空负压安全阀主要零部件材料
NO. | 零件名称 | HFA72W-P材料 | HFA72W-R材料 |
1 | 阀体 | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
2 | 阀座 | 1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
3 | 调节圈 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
4 | 阀盖 | ZG1Cr18Ni9Ti | 1Cr18Ni9Ti |
5 | 阀杆 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
6 | 弹簧 | 50CrVA | 50CrVA包覆氟塑料 |
工作温度 | ≤ |
适用介质 | HFA72W-10P适用于硝酸类介质 |
HFA72W-10R适用于醋酸类介质 |
真空负压安全阀外形尺寸和连接尺寸
公称通径 | 尺寸 | ||||||
D | D1 | D2 | Z-?d | b | f1 | H | |
15 | 95 | 65 | 45 | 4-14 | 14 | 2 | 110 |
20 | 105 | 75 | 55 | 4-14 | 16 | 2 | 130 |
25 | 115 | 85 | 65 | 4-14 | 16 | 2 | 150 |
32 | 140 | 100 | 78 | 4-18 | 18 | 2 | 180 |
40 | 150 | 110 | 85 | 4-18 | 18 | 3 | 200 |
50 | 165 | 125 | 100 | 4-18 | 20 | 3 | 221 |
80 | 200 | 160 | 135 | 4-18 | 22 | 3 | 245 |
100 | 220 | 180 | 155 | 8-18 | 22 | 3 | 253 |
125 | 250 | 210 | 185 | 8-18 | 24 | 3 | 280 |
150 | 285 | 240 | 210 | 8-23 | 24 | 3 | 329 |
200 | 340 | 295 | 265 | 8-23 | 26 | 3 | 377 |
250 | 395 | 350 | 320 | 12-23 | 28 | 3 | 440 |
