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Yongjia Rilong Pump Valve Co., Ltd
Custom manufacturer

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Yongjia Rilong Pump Valve Co., Ltd

  • E-mail

    rilongfm@163.com

  • Phone

    13587721106

  • Address

    Yongjia County Oubei Sanqiao Industrial Zone

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H61H forged steel check valve

NegotiableUpdate on 03/23
Model
Nature of the Manufacturer
Producers
Product Category
Place of Origin
Overview
Check valve belongs to an automatic valve, whose main function is to prevent medium backflow, prevent pump and drive motor from reversing, and prevent the release of container medium.
Product Details

NPS

necking down

3/8”

1/2”

3/4”

1”

11/4”

11/2”

2”

Full diameter

3/8”

1/2”

3/4”

1”

11/4”

11/2”

2”

L

92

111

111

120

152

172

200

220

W

65

79

79

97

104

120

139

215

weight

Bolt type

1.6

3.4

3.3

5.5

6.0

9.2

12.9

16.2

welded type

1.3

3.2

3.1

4.8

5.4

8.5

11.2

14.3

Brief description of socket welded forged steel check valve
Forged steel lift check valve, forged steel check valve model: H41H, diameter: 15-100MM, pressure: 1.6-16Mpa, material: A105, applicable scope: pipelines for media such as water, gas, steam, oil, etc. in metallurgy, fire protection, chemical, construction, light industry and other industries.
There are three types of valve cover designs for forged steel lift check valves. The * type is a bolt type valve cover, which is connected by concave and convex surfaces and uses stainless steel strips and flexible graphite wrapped gaskets. Ring connections can also be used as needed. The second type is a welded valve cover, which is sealed by threads and welded directly. Rigid welding can also be used as needed. The third type is a self sealing valve cover, which is connected to the self sealing valve cover by threads.
There are three different structural designs for check valves, namely: vertical check valve, ball check valve, and swing check valve. Connection methods include flanges, butt welding, etc!


Structural design and specifications for socket welded forged steel check valves:

Check valves shall be manufactured in accordance with MSS SP-118, BS5352, ANSI/ASME B16.34, tested and accepted in accordance with API 598, and labeled in accordance with MSS SP-25

The structural types of socket welded forged steel check valves are as follows:
1. Full diameter or reduced diameter;
2. Vertical check valve
3. Spherical check valve
4. Swing check valve
5. Spring assisted reset can be used as required
6. Bolt type valve covers, threaded sealed welded valve covers, or self sealing valve covers using spiral gaskets
7. Socket welding ANSI/ASME B16.11
8. Threaded end (NPT end) according to ANSI/ASME B1.20.1
Material list of socket welded forged steel check valve:

Serial number NO.

name

American standard carbon steel CS to ASTM

American standard alloy steel AS to ASTM

American standard stainless steel SS to ASTM

Part Name

Type A 105

Type F22

Type F304(L)

Type F316(L)

1

valve body

Body

A105

A182 F22

A182 F304(L)

A182 F316(L)

2

Vertical valve disc

Piston Disc

A276 410

A276 304

A276 F304(L)

A276 F316(L)

3

shim

Gasket

Corrugated SS+graphite

SS+PTFE

4

valve cover

Bonnet

A105

A182 F22

A182 F304(L)

A182 F316(L)

5

nameplate

Nameplate

6

bolt

Bolt

A193 B7

A193 B16

A193 B8M

A193 B8M

7

ball

Ball

A182 F304

A182 F304

A182 F304

A182 F304

  

Suitable Medium

(Water, oil, gas, etc.) W.O.G.etc

(Acid) HNO3,CH3OOH etc

Suitable Temperature

-29℃~425℃

-29℃~550℃

-29℃~180℃

Dimension and weight table of socket welded forged steel check valve Dimensions(mm)and Weights(Kg)

path

Reduced diameter RB

3/8

1/2

3/4

1

1 1/4

1 1/2

2

NPS

Full diameter FB

3/8

1/2

3/4

1

1 1/4

1 1/2

2

L

150~800Lb

79

79

92

111

120

152

172

200

900~1500Lb

111

111

111

130

152

172

220

220

H(OPEN)

150~800Lb

61

61

65

79

95

103

118

132

900~1500Lb

65

79

79

97

104

120

139

215

Weights

Bolted

150~800Lb

1.4

1.2

1.5

3.1

3.9

5.6

8.9

12.5

900~1500Lb

1.6

3.4

3.3

5.5

6.0

9.2

12.9

16.2

Welded

150~800Lb

1.1

1.0

1.2

2.9

3.3

4.9

8.1

10.9

900~1500Lb

1.3

3.2

3.1

4.8

5.4

8.5

11.2

14.3