The Class 150 swing check valve, also known as a one-way valve, is used to prevent the backflow of the medium in the pipeline. The valve that opens or closes by itself by the flow and force of the medium to prevent the backflow of the medium is called a Flanged Swing Check Valve.
Flanged Swing Check Valve
Stainless Steel Class 150 Flanged Swing Check Valve

Design standard: BS1868, ASME B16.34
Construction Length: ASME B16.10
Flange Standard: ASME 16.5
Inspection and Testing: API 598
Body material: stainless steel CF8, CF8M, cast steel WCB
Standard: ANSI, JIS, DIN EN, etc.
Caliber: 1″-32″、Large size needs to be customized
Pressure class: ASME Class 150; allowable working pressure depends on the selected materials, design temperature, valve construction and applicable pressure-temperature rating.
Flange class: ASME Class 150 for this product; confirm flange facing, size and material requirements for the selected configuration.
The swing check valve belongs to the automatic valve category, which is mainly used in the pipeline where the medium flows in one direction, and only allows the medium to flow in one direction to prevent accidents.
China Class 150 Swing Check Valve manufacturer

For this Class 150 flanged swing check valve, specify the required size, body and trim materials, design temperature, medium, flange facing, flow direction and installation orientation for the selected configuration. Pressure-temperature capability shall follow the applicable rating for the actual materials and valve design rather than a universal pressure or temperature range.
Product Overview
This flanged swing check valve is presented as a one-way valve used to help prevent reverse flow in a pipeline.
Selection Notes
Confirm the medium, flow direction, operating conditions, size, flange requirement, body material and applicable standard before ordering.
FAQ
What is its main function?
The current page describes a one-way valve intended to help prevent reverse flow. Confirm the selected design for the actual system.
What connection is identified?
The title identifies a flanged ANSI Class 150 configuration. Confirm final flange requirements.
Which body materials are listed?
The current page lists CF8, CF8M and WCB. Confirm the complete material specification.