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Forged steel socket welding rotary check valve

Forged steel socket welding rotary check valve

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Forged Steel Valve
Describe
Check valve design structure and description features:
The check valve is designed and manufactured in accordance with MSSP-118 and ASME B 16.34. Inspection and testing according to API598, marked by MSS-SP-25.
 
  Adopt the following structure:
Full diameter or reduced diameter
Lift check valve
Ball check valve
Swing check valve
Built-in springs on demand
Bolted, wound gasket sealed bonnet, threaded, fully welded sealed bonnet and threaded internal pressure self-tightening bonnet
The socket end meets ASME B16.11 Socket weld ends to ASME B 16.11
Threaded end (NPT) conforms to ansi/asme B1.20.1
The valve flap can be converted into a throttle type and a needle type.
 
Forged steel swing check valve standard material list
 

Serial number

Part Name

CS to ASTM

AS to ASTM

SS to ASTM

TypeAl05

Type F22

Type F304(L)

Type F316(L)

1

Valve body

A105

A182 F22

A182 F304(L)

Al82 F316(L)

2

Seat

A276410

A276 304

A276 304(L)

A182 316(L)

3

Swing valve

A276420

A276 304

A276 304(L)

A276 316(L)

4

Nut

A194 2H

A194 4

A194 8

A197 8M

5

Rocker arm

A105

A182 F22

A182 F304 L

A182 F316(L)

6

Cylindrical pin

A276 F22

A182 F304

A182 F316

7

Hanging ear

A105

A182 F22

A182 F304L

A182 F316(L)

8

Gasket

316Flexible graphite

SS+PTFE

9

cap

A105

A182 F22

Al82 F304L

Al82 F316(L)

10

bolt

A193 B7

A193 B16

A193 BgM

A193 B8M

Applicable medium

Water, steam, oil, etc.

Water, steam, oil, etc.

Nitric acid, acetic acid, etc.

proper temperature

-29℃~425℃

-29℃~550℃

-29℃~180℃

Note: Other materials required by the customer are also available. The sealing surface material pairing is determined by the customer specified internal code. CS=carbon steel: AS=alloy steel; SS=stainless steel
 
Forged steel swing check valve size (mm) and weight (kg)
 

NPS

3/8

1/2

3/4

1

1 1/4

1 1/2

2

L

800Lb

79

79

92

111

120

120

140

900~1500Lb

92

111

111

120

120

140

178

H

800Lb

6l

61

78

84

101

120

133

900~1500Lb

79

79

79

97

105

120

140

weight

800Lb

1.1

1.0

1.9

3.9

4.5

7.3

10.0

900~1500Lb

3.1

3.0

3.6

4.3

6.1

8.8

12.6