Stainless Steel Wafer-Type Lift Non-Return Valve
JIEYU Valve manufactures a premium array of check valves. Our products are manufactured and tested in accordance with respective API, ASME, and ANSI standards.
JIEYU Piston Check Valves are quiet operating valves that effectively prevent backflow. The "flapperless" design is gentle on the seat as the piston rises and lowers with increased and decreased flow rates.
The JIEYU designs offers many features and options beneficial for oil, liquid gas, and liquid applications.

Options:
The JIEYU cast check valve is also available for cryogenic service with an extended bonnet. Cast check valves larger than 12" are available upon special request.
Applications:
- Distillation
- Hydrotreating
- Residue Conversion
- Hydrocracking
- Catalytic Cracking
- Alkylation
- Sulphur Recovery
Material Selection for Check Valves:
- Carbon Steel (A105-WCB, WCC)
- Low Temperture Carbon Steel (LF2-LCC, LCB)
- Stainless Steel (SS304, SS304L, SS316, SS316L, SS347, 904L)
- Low Alloys (F1-WC1, F11-WC6, F22-WC9)
- High Alloys (F5-C5, F9-C12,F91-C12A, F62-CN3MN, F20-Alloy 20 )
- Duplex & Super Duplex (2205-4A, 2507-5A, S32760-6A)
- Bronze (C95800, C95500, C95400)
- Inconel (Inconel 625, Inconel 825)
Remarks: The above materials are applicable to valve body. Contact JIEYU for the valve component material.
