不銹鋼對(duì)夾止回閥
相關(guān)型號(hào):
  RH71X,RH71T,RH71H,H71X,H71T,H71H
【主要性能參數(shù)】
| 型號(hào) | 
公稱壓力PN(MPa) | 
試驗(yàn)壓力PS(MPa) | 
工作溫度(℃) | 
適用介質(zhì) | 
| 殼體 | 
密封 | 
| RH71W-16P | 
1.6 | 
2.4 | 
1.76 | 
≤200 | 
水、蒸體、油品等 | 
| RH71H-25Q | 
2.5 | 
3.75 | 
2.75 | 
≤235 | 
| RH71W-25H | 
≤300 | 
| RH71W-25P | 
≤200 | 
硝酸等腐蝕性介質(zhì) | 
| RH71W-40H | 
4.0 | 
6.0 | 
4.4 | 
≤300 | 
水、蒸體、油品等 | 
| RH71W-40P | 
≤200 | 
硝酸等腐蝕性介質(zhì) | 
【性能參數(shù)】
| 規(guī)格型號(hào) | 
閥體 | 
閥瓣 | 
彈簧 | 
| RH71H-16Q、RH71H-25Q | 
QT400-15 | 
25 | 
50CrCA | 
| RH71W-25H、RH71W-40H | 
2Cr13 | 
1Cr13 | 
1Cr18Ni9Ti | 
| RH71W-16P、RH71W-25P | 
ZG1Cr18Ni9Ti | 
1Cr18Ni9Ti | 
1Cr18Ni9Ti | 
【尺寸參數(shù)】
公稱壓力 MPa | 
公稱通徑 DN | 
尺寸(mm) | 
| L | 
D1 | 
D2 | 
D3 | 
D4 | 
D5 | 
PN1.0MPa
  PN1.6MPa | 
15 | 
16 | 
52 | 
15 | 
24 | 
31 | 
40 | 
| 20 | 
19 | 
62 | 
19 | 
30 | 
40 | 
50 | 
| 25 | 
22 | 
72 | 
24 | 
35 | 
47 | 
58 | 
| 32 | 
28 | 
83 | 
31 | 
46 | 
56 | 
68 | 
| 40 | 
31.5 | 
93 | 
39 | 
55 | 
66 | 
78 | 
| 50 | 
40 | 
108 | 
48 | 
65 | 
78 | 
90 | 
| 65 | 
46 | 
128 | 
62 | 
80 | 
95 | 
110 | 
| 80 | 
50 | 
142 | 
76 | 
96 | 
110 | 
128 | 
| 100 | 
60 | 
162 | 
95 | 
115 | 
132 | 
150 | 
| 125 | 
90 | 
192 | 
110 | 
125 | 
135 | 
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