Our supply of fully lined check valves features a fluoroplastic lining (FEP/PFA) and an integrally designed shaft and disc, providing exceptional corrosion resistance for preventing hazardous medium backflow. It is ideal for aggressive chemical, petrochemical, and pharmaceutical pipelines where standard metal check valves would quickly fail, with special spring-assisted sealing ensuring reliable low-pressure operation.

Size range: DN15 - DN600, NPS 1/2" - 24"

Pressure range: ANSI 150lb, 2500lb; PN 0.6, 1.0, 1.6, 2.5 MPa

Seal: FEP, PCTFE, PFA, PO

Design according: GB, GB/T, HG/T, ASME B16.35, JB/T, API 594, API 598

End connection: Flanged, wafer type

Fire safety: API 607-1, API 607-2

Inspection and test: ISO 15848, TÜV SIL

Certificates: CE, ISO9001, ISO14001, ISO45001, ISO 15848, IP CMS, TÜV SIL, API607

Place of origin: Zhejiang, China