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API Swing check valve: Class 150, class 300, class 600, class 900, class 1500, class2500
API Piston-lift type check valve: Class 150, class 300, class 600, class 900
API High pressure check valve: Class 1500, class2000, class 2500
Body: WCB, A315 CF8, A351 CF3, A351CF8M, A351 CF3M
Stem: WCB, A315 CF8, A351 CF3, A351CF8M, A351 CF3M
Packing, gasket: Flexible graphite+stainless steel strip(net)
Applicable medium: Water, oil, steam, nitric acid, strong oxidizing medium, acetic acid, urea category
Check valve: PN1.5-10Mpa DN15-300
150-2500Lb 1/2"-42"
API Check Valve
