Class 900~2500 Pressure-seal Piston Check Valve	Click for detail
Class 900~2500, size: NPs 1/2 " ~ 2" Basic Design: ANsI B16. 34, API 600 Face to face standard: ANsI B16.10, API 6D Ends Connection: ANsI B16.5(RF), B.W. Ends to ANsI B16.25 Material: A105, F22; F304, F304L, F316, F316L

Class 900~2500 Pressure-seal swing Check Valve	Click for detail
Class 900~2500, size: NPs 1/2 " ~ 2" Basic Design: ANsI B16. 34, API 600 Face to face standard: ANsI B16.10, API 6D Ends Connection: ANsI B16.5(RF), B.W. Ends to ANsI B16.25 Material: A105, F22; F304, F304L, F316, F316L

PN16~40 DIN Lift Check Valve	Click for detail
PN16~40, size: DN15 ~ DN150 Basic Design: DIN3356 Face to face standard: DIN3202-F1, EN558-1 Ends Connection: DIN2543(PN16), DIN2544(PN25), DIN2545(PN40), EN1092-1 Material: Gs-C25, CF8, CF3, CF3M, and CF8M

PN16~40 DIN swing Check Valve F1 & F6 series	Click for detail
PN16~40, size: DN40 ~ DN600 Basic Design: DIN3840 Face to face standard: DIN3202-F1, EN558-1 Ends Connection: DIN2543(PN16), DIN2544(PN25), DIN2545(PN40), EN1092-1 Material: Gs-C25, CF8, CF3, CF3M, and CF8M