應(yīng)用范圍
閥體材料 | 公稱壓力MPa | 介質(zhì)工作溫度℃ | |||||||||||||
< | < | < | < | < | < | < | < | < | < | < | < | < | < | ||
120 | 200 | 250 | 300 | 350 | 400 | 425 | 450 | 475 | 500 | 525 | 550 | 575 | 600 | ||
zui大工作壓力MPa | |||||||||||||||
鑄鐵HT200 | 1.6 | 1.6 | 1.5 | | | | | | | | | | | | |
鑄鋼ZG25 | 4.0 | | 4.0 | 3.7 | 3.3 | 3.0 | 2.8 | 2.3 | 1.8 | | | | | | |
6.4 | | 6.4 | 5.9 | 5.2 | 4.7 | 4.1 | 3.7 | 2.9 | | | | | | | |
不銹鋼ZG1Cr18Ni9Ti | 4.0 | | | | | 4.0 | 3.0 | 2.7 | 2.4 | 2.1 | 1.9 | 1.7 | 1.4 | 1.1 | 0.8 |
6.4 | | | | | 6.4 | 4.4 | 4.2 | 4.0 | 3.8 | 3.5 | 3.4 | 3.2 | 2.9 | 2.6 |