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Forged Steel Lifting Check Valve
Forged Steel Lifting Check Valve
1.Use
Forged Steel Lifting Check Valve
2.Standard

Technical requirement

1、Design and manufacture  API 602,BS5352,ANSI B16.34

2、Face-to-face according manufactrue's standard

3、Connection dimension standard ANSI/ASME B16.11,ANSI/ASME B1.20.1

4、Pressure-temperature base ASME B16.34

5、Testing and checking API 598

3.Technical Data

TECHNICAL DATA

NOMINAL PRESSURE

150LB

300LB

600LB

800LB

900LB

1500LB

MPA

SHEEL TEST PRESSURE

3

7.5

16.5

20.63

22.5

37.5

SEALING TEST PRESSURE

2.2

5.5

12.1

15.13

16.5

27.5

AIR TEST PRESSURE

0.6

0.6

0.6

0.6

0.6

0.6

4.Material of main parts

Materials of main parts

scription parts

A105

F22

F304(L)

F316(L)

Body

A105

A182 F22

A182 F304(L)

A182 F316(L)

Nameplate

SS

Piston Disc

A276 420

A276 304

A276 304(L)

A276 316(L)

Bonnet

A105

A182 F22

A182 F304(L)

A182 F316(L)

Gasket

SS+Graphite

SS+PTFE

Bolt

A193 B7

A193 B16

A193 B8

A193 B8M

Suitable Medium

Water、Oil、Gas etc

Nitric、Acetic acid

Suitable Temperature

-29 ~+425°C

-29 ~+550°C

-29 ~+180°C

Note:Other materials are available upon request

CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel

5.A Type Main of Outer Dimensions

Dimensions

DN

RB

3/8

1/2

3/4

1

1-1/4

1-1/2

2

NPS

FB

 

3/8

1/2

3/4

1

1-1/4

1-1/2

L

150~800LB

79

79

92

111

120

152

172

900~1500LB

111

111

111

130

152

172

220

H(OPEN)

150~800LB

61

61

65

79

95

103

118

900~1500LB

65

79

79

97

104

120

139

Bolted WT

150~800LB

1.4

1.2

1.5

3.1

3.9

5.6

8.9

 

900~1500LB

1.6

3.4

3.3

5.5

6.0

9.2

12.9

Welded WT

150~800LB

1.1

1

1.2

2.9

3.3

4.9

8.1

900~1500LB

1.3

3.2

3.1

4.8

5.4

8.5

11.2

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