API 6D/BS 1868 Swing Check Valve

The API 6D/BS1868 swing check valve is also called non-re valve.
The function is to prevent the fluid in the pipeline back flow. Swing check valve is mainly used for the one-way flow of the medium, and only allowing the medium to flow in one direction to prevent accidents. Generally, this type of valves should be installed horizontally in the pipeline.

Structure: Bolted or Pressure Sealed Bonnet

Size: 2”~24” (50mm~600mm)

Class: 150LB~2500LB

Connection Ends: Flange, But Weld

Standards:

Design: API6D,BS1868

Pressure and Temp. Range: ASME B16.34

Face to Face：ASME B16.10

Connection Ends: ASME B16.5

Inspection and Test: API598

Main Materials:

Body Materials: WCB, LCC, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316, F304L, F316L, F321 etc.

Disc Materials: WCB, LCC, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316, F304L, F316L, F321 etc.

Seat Material: Integral/ Hard Surface etc.

Design Feature:

Bolted or Pressure Sealed Bonnet - BB/ PSB

Swing Type, Anti-rotation Disc

Renewable Seat Rings

Non-penetrate Disc Shaft

Horizontal or Vertical Service