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Wafer Lift Check Valve ( GB, DIN, ANSI Standard)

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Mode

Materials for main parts

Specificstions

Body

Disc

Holder

Spring

Lowest movement

pressure

Applicable Medium

Applicable

Temperature

H71H

Caben Steel

Stainless Steel 304

Stainless Steel 304

Stainless Steel 304

005kg/cm²

water,oil,steam

-29℃-425℃

H71W

Stafnless Steel Cf8

Stainless Steel 304

Stainless Steel 304

Stainless Steel 304

0.05kg/cm²

Nitric acid and so on corrosive medium

-196℃-540℃

H71W

Sta'nless Steel CF8M

Stainless Steel CF8M

Stainless Steel CF8M

Stainless Steel CF8M

005kg/cm²

Corrosive medium such as acetic acid,etc

-196℃-540℃

H71W

Stainless Steel 316L

Stainless Steel 316L

Stainless Steel 316L

Stainless Steel 316L

0.05kg/cm²

Corosive medium such as urea,etc.

-196℃-455℃


Prime out-form dimensions                                    Unit:mm


Size

Class 150Lb

Class 300Lb

Class 600Lb

DN

NPS

L

D

L

D

L

D

15

1/2"

22

46

25

52

25

52

20

3/4"

22

56

31.5

65

31.5

65

25

1"

22

65

35.5

75

35.5

75

32

11/4"

28

74

40

81

40

81

40

11/2"

31.5

84

45

94

45

94

50

2"

40

103

56

110

56

110

65

21/2"

46

122

63

128

63

128

80

3"

50

135

71

147

71

147

100

4"

60

173

80

179

80

191

125

5"

90

195

110

214

110

239

150

6"

106

220

125

249

125

264

200

8"

140

227

160

305

160

318

Prime out-form dimensions                                         Unit:mm


Size PN1.0MPa PN1.6MPa PN2.5MPa PN4.0MPa PN6.4MPa
DN NPS L
D L D L D L D L D
15 1/2" 25 52 25 52 25
52 25 52 25 52
20 3/4" 25 62 25 62 25 62 25 62 31.5 73
25 1" 30 72 30 72 30 72 30 72 35.5 83
32 11/4" 32 83 32 83 32 83 32 83 40 89
40 11/2" 38 93 38 93 38 93 38 93 45 104
50 2" 45 108 45 108 45 108 45 108 56 114
65 21/2" 50 128 50 128 50 128 50 128 63 138
80 3" 60 142 60 142 60 142 60 142 71 148
100 4" 75 162 75 162 75 168 75 168 80 174
125 5" 85 192 85 192 85 194 85 194 110 211
150 6" 102 218 102 218 102 24 102 224 125 248
200 8" 110 273 110 273 110 284 110 291 160 310
250 10" 150 328 150 329 150 341 150 353 180 362
300 12" 185 378 185 384 185 401 185 418



Wafer lift check valve ( ANSI Standard)Wafer lift check valve ( ANSI Standard)1

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