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Products Details
Wenzhou Yuzheng Valve Pipe-Fitting Co.,Ltd is one of the leading China h71w wafer check valve manufacturers, welcome to wholesale cheap h71w wafer check valve from our professional factory.
H71W Wafer Check Valve
Specifications
TYPE
|
Nominal pressure pg(kgf/cm2)
|
Test Pressure (kgf/cm2)
|
Operation Temperature
|
Suitable Temperature
|
Body
|
Seal
|
H71H-16Q
|
1.6
|
2.4
|
1.76
|
≤235℃
|
Water、Gas、Oil
|
H71H-25Q
|
2.5
|
3.75
|
2.75
|
≤235℃
|
H71W-25H
|
≤300℃
|
H71W-25P
|
≤200℃
|
Corrosiveness Medium
|
H71H-40H
|
≤300℃
|
H71W-40P
|
4.0
|
6.0
|
4.4
|
≤200℃
|
Water、Gas
|
Specifications
TYPE
|
Valve
|
Disc
|
Spring
|
H71H-16Q H71H-25Q
|
QT400-15
|
25
|
50CrVA
|
H71W-25H H71W-25P
|
2Cr13
|
1Cr13
|
1Cr18Ni9
|
H71H-40H H71W-40P
|
ZG1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
Dimension List
DN
|
L
|
D
|
1.6
|
2.5
|
4.0
|
15
|
25
|
48
|
48
|
48
|
20
|
31.5
|
58
|
58
|
58
|
25
|
35.5
|
68
|
68
|
68
|
32
|
40
|
80
|
80
|
87
|
40
|
45
|
90
|
90
|
90
|
50
|
56
|
105
|
105
|
105
|
65
|
63
|
125
|
125
|
125
|
80
|
71
|
140
|
140
|
140
|
100
|
80
|
160
|
165
|
165
|
125
|
110
|
190
|
195
|
195
|
150
|
125
|
215
|
225
|
225
|
200
|
160
|
270
|
285
|
390
|
250
|
200
|
330
|
340
|
350
|
300
|
250
|
385
|
400
|
415
|