Swing Check Valve
Specifications
Confirmed at quote- Size Range
- NPS 2" to NPS 24"
- Pressure Class
- Class 150, Class 300, Class 600, Class 900, Class 1500, Class 2500
- End connection
- Flanged (RF, RTJ) · Butt weld
- Operating temperature
- -196°C to 560°CRange across the material options offered. The limit of a given build follows its grade, confirmed with your enquiry.
Standards
- Design & manufacture
- API 594, API 6D, JB/T 8937, GB/T 12236, JB/T 74
- Inspection & test
- API 598, JB/T 9092
- Face to face
- API 594, API 6D, DIN 3202, JB/T 8937
- Flange & end dimension
- ASME B16.34, DIN 2401, GB/T 9124, HG 20604, HG 20625
- Other standards
- SH 3406
Configure your variant(manually adjust box on the right if you require a different spec)
- Size
- Pressure
- End connection
Materials
Material grade
Offered in complete material setups. Pick one to set every part to the matched set, or choose parts individually below.
All available material options per part. Click a pill to set it in the configurator.
- Body
- Disc
- Disc Surface
- Pin
- Seat Surface
- Seat
- Stem
Operating media
Features
- Disc closes quickly with low water hammer pressure.
- Suitable for horizontal or vertical pipe installation.
- Smooth flow channel with low fluid resistance.
- Short disc stroke reduces closing impact force.
- Compact overall structure.
- Swing check valve, flanged ends
- Bolted bonnet with top cover plate
- Class 150 pressure rating
Description
Swing check valve with hinged disc for non-return/backflow prevention service. Available in carbon steel, stainless steel, and alloy steel body materials. Suitable for horizontal or vertical pipe installation. Flanged or butt-weld end connections.
Selection notes
This check valve is a swing pattern, supplied for flanged and butt weld installation.
Sizes run NPS 2" to NPS 24", in Class 150, Class 300, Class 600, Class 900, Class 1500, Class 2500.
The body is offered in ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF3 and ASTM A351 CF8M, so the grade can be matched to the service rather than the other way round.
Seat and trim options are 13Cr, STL, 304 and 316. The seat, not the body, usually sets the temperature and medium limit, so confirm it against the service before ordering.
Stated service media include water, steam, oil and gas.
It is catalogued for Oil & Gas.
Working temperature is -196°C to 560°C.
Built to API594, API6D, JB/T8937, GB/T12236 and DIN3202.
Available pressure classes
Pressure classes this product is rated to.
Used in
Related guides
Smart find
Searches our product catalogue using your spec. Drop a spec sheet or parts list (PDF, Excel, CSV, Word or text, several at once), paste a description or a part number and we'll find the closest matches for each. Anything we can't match goes to your RFQ as a custom enquiry for our team to source.Related Check Valves
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