QingDao Kowo Valves CO., LTD is a professional manufacturer and exporter of JIS marine valves and air vent heads. We mainly deal in the business of DIN, API, and BS valves and all kinds of pipe fittings, such as flanges (JIS forged flanges and DIN, BS, and ANSI flanges), elbows, tees, and reducers.

Our valves include various types of globe valves, screw down no return valves, check valves, swing check valves, gate valves, ball valves, butterfly valves, storm valves, and hose valves. We also make hose valve couplings, and the materials include cast iron, cast steel, and forged steel bronze.

Our Marine Valves are very convenient and the structure is easy to be maintained. It also has the good sealing and it can be used long time.

Our company has attained ISO9002:2000 quality system certification, and we also have RINA, ABS, GL, and CCS certifications as well as other ship inspection certificates required by our users.