Product
Swing Check Valve
Swing Check Valve is a reliable non-return valve designed to prevent reverse flow and protect piping systems. Featuring a hinged disc structure, it provides low pressure drop, smooth operation, and long service life. It is widely used in oil & gas, petrochemical, power generation, water treatment, marine, and industrial pipeline systems. Suitable for liquids, gases, and other media, Swing Check Valve ensures safe and efficient flow control in various applications.
Swing Check Valve Specification
Size: NPS 2″ ~ 24″
Pressure: CL150~ 2500 lb
Connection: RF, RTJ, BW
Operating temperature: -196°C ~ +560°C
Main material: carbon steel, stainless steel, alloy steel
Design：API594、API6D、JB/T8937、GB/T12236
Structure length：API594、API6D、DIN3202、JB/T89373
Flange：SNSIB16.34、DIN2401、GB/T9124、HG20604、HG20625、SH3406、JB/T74
Test：API598、JB/T9092
Main Parts Material:
Body | ASTM A216WCB | ASTMA351 Cf8 | |||||||||
Disc | WCB | CF8 | CF8M | Monel | |||||||
Pin | F6a | F304 | F316 | Monel | F304 | ||||||
Disc Surface | 13Cr | 13Cr | STL | 304 | STL | 316 | STL | Monel | 304 | 304 | STL |
Seat Surface | 13Cr | STL | STL | 304 | STL | 316 | STL | Monel | 304 | STL | STL |
Body | ASTM A351 CF3 | ADTM A351 CF8M | ASTM A351 CF8 | ||||||||
Disc | |||||||||||
Pin | F304L | F316L | F316 | ||||||||
Disc Surface | 304L | 304L | STL | 316 | 316 | STL | 316L | 316L | STL | ||
Seat Surface | 304L | STL | STL | 316 | STL | STL | 316L | STL | STL | ||
Features:
- The valve disc closes quickly. Low water hammer pressure.
- Horizontal or vertical pipes can be used, easy to install.
- The flow channel is smooth and the fluid resistance is small.
- Sensitive action and good sealing performance.
- The valve disc stroke is short and the impact force of closing the valve is small.
- Overall structure, simple and compact, beautiful shape.
- Long service life and high reliability.