Check Valves

  • Item No.:12
  • Category:Products
  • Check valves are used in high pressure lines to control one-way flow and prevent fluid from flowing back in pipeline, while protecting the pipe line and equipment safety. · We offers check valves with two flow directions: standard flow direction with the union in front and reverse flow direction with the thread in front; · The core component of check valve is forged by stainless steel with advanced erosion and abrasion resistant characteristics; · The seal has its own intellectual preperty, with excellent performance; · Three styles are provided: top-entry check valves, in-line flapper check valves and dart check valves.
  • CATALOG

Product Attributes

Nominal Size:2" ~ 3"

Temperature Rating:-29~121°C(PU)

Service:Standard

Manufacturing standard:API 6A

 

Product Features

· Check valves are used in high pressure lines to control one-way flow and prevent fluid from flowing back in pipeline, while protecting the pipe line and equipment safety.

· AIFUEL offers check valves with two flow directions: standard flow direction with the union in front and reverse flow direction with the thread in front;

· The core component of check valve is forged by stainless steel with advanced erosion and abrasion resistant characteristics;

· The seal has its own intellectual preperty, with excellent performance;

· Three styles are provided: top-entry check valves, in-line flapper check valves and dart check valves.

· Suggestions: For complete shutoff, a shutoff valve (plug valve) should be connected in series with the check valve. The top-entry type and in-line flapper type check valves should be installed horizontally and smoothly.

 

Top-entry Check Valves

JinXiu Machinery

Nominal SizeEnd ConnectionsFlow Direction

Rated Working Pressure
Mpa/Psi

Dimensions(mm)

Service

L

B

H

2"

FIG1502

FXM

Standard

105/15000

140

277

277

Standard

3"

FIG1502

FXM

Standard

105/15000

202

369

416

Standard

3"

FIG2002

FXM

Standard

140/20000

258

516

540

Standard

 

Top-entry Check Valves Repair Kit

JinXiu Machinery

Nominal SizeRated Working Pressure
Mpa/Psi
Backup
-Ring I
O-Ring I Pin FramePivot PinFlapperSeatBackup- Rings IIO-Ring II

2"

105/15000

1

1

1

1

1

1

1

2

1

3"

105/15000

1

1

1

1

1

1

1

2

1

 

In-line Flapper Check Valves

JinXiu Machinery

Nominal SizeEnd ConnectionsFlow DirectionRated Working Pressure Mpa/PsiDimensions(mm)Service

L

B

H

2"

FIG1502

FXM

Standard

105/15000

358

112

201

Standard

3"

FIG1502

FXM

Standard

105/15000

399

116

219

Standard

3"

FIG2002

FXM

Standard

140/20000

579

192

357

Standard

 

In-line Flapper Check Valves Repair Kit

JinXiu Machinery

Nominal SizeRated Working Pressure
Mpa/Psi
O-Ring I SeatBackup- Ring IIO-Ring
II
FlapperPivot PinO-Ring III

2"

105/15000

1

1

1

1

1

1

1

3"

105/15000

1

1

1

1

1

1

1

3"

140/20000

1

1

-

-

1

1

1

 

Dart Check Valves

JinXiu Machinery

Nominal SizeEnd ConnectionsFlow DirectionRated Working Pressure Mpa/PsiDimensions(mm)Service

L

B

H

2"

FIG1502

FXM

Standard

105/15000

318

89

177

Standard

3"

FIG1502

FXM

Standard

105/15000

399

94

188

Standard

 

Dart Check Valves Repair Kit

JinXiu Machinery

Nominal SizeRated Working Pressure Mpa/PsiDartO-Ring I Seal ISealing PlateSpringLock Nut Seal IIO-Ring II

2"

105/15000

1

1

1

1

1

1

1

2

3"

105/15000

1

1

1

1

1

1

1

2