Size: DN40-DN1200
General Design: API609
Mounting Pad: ISO 5211
Face to Face: API609, EN558 1-20 series etc
Flange Drilling: DIN 2501 PN10/PN16
Inspection and Test: API598
Stem; SS416
Body: Cast Iron/Ductile Iron
Disc: Ductile Iron/SS304/SS316
Huihua Valve Industry Co. is a professional valve manufacturer, specializes in gate valves, butterfly valves, globe valves, dual plate check valves, swing check valves, silient check valves, Y-strainer, ball valves and angle valves etc. Huihua can produce many kinds of valves according to ISO, ANSI, API, DIN, BS, AS, JIS, KS, EN, GB etc which are widely used in control of water, seawater, sewage, oil, air, vapor, food, medicine, acids, alkalis, salts, paper making etc. Hiwa has past CE, TUV, SGS and UKAS quality approvals and welcome any suggestion, visit and cooperation from all over the world.