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WJ21H-16C   WJ21H-25C   WJ21H-40C

WJ21W-16P   WJ21W-25P   WJ21W-40P

 

 

Jc2A4W-40P·External dimensions and connection size (mm)

DN

L

L1

I

I1

D1

D2

D0

H

H1

10

160

80

100

50

18

12

65

107

130

15

180

90

110

55

22

16

65

107

134

20

204

102

130

65

28

22

80

137

170

25

230

115

140

70

34

27

80

137

177

Jc2A1W-16P·External dimensions and connection size (mm)

DN

L

L1

I

I1

D1

D2

D0

H

H1

10

150

75

90

45

18

12

65

110

134

15

170

85

100

50

22

16

80

125

154

20

194

97

110

55

28

22

80

125

158

25

220

110

130

64

34

27

80

140

183

Performance standard

Experimental project

Experimental medium

Nominal pressure

PM16

PN25

PN40

Shell test(MPa)

Water

2.4

3.8

0.6

Sealing test(MPa)

Water

1.8

2.8

4.4

Vacuum rate of gas leakage(MPa)

Gas

0.6

0.6

0.6

Vacuum rate of gas leakage

1×10ˉ5

Suitable temp()

150

Suitable madium

High perfect liquid, gas

 

 

Technical reference

1. valve design manufacture basis: Academia Sonica Plasma Institute of physics low temperature system normal temperature valve stipulation.

2. valve experiment and examination: JB/T9092-1999.

3. may act according to the user request design determination.

Major parts material

Valve chest

Casts the stainless steel

Valve cover

Casts the stainless steel

Corrugated pipe

Stainless steel

Seal packing collar

Teflon

Performance standard

Nominal pressure

MPa

2.5

Shell experiment

3.8

Pressure testing

2.8

Suitable the temperature

0C

150

Suitable the medium

HcHydrogen, sulfuric acid class

Performance standard WJ41W-16/25P Dark pole

Nominal size

mm

15~100

Nominal pressure

MPa

1.6

Pressure testing

1.6

Structural testing

2.4

Suitable the temperature

0C

-40~+40

Suitable the medium

Hydrogen and each kind of scrubbed gas

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