Material: high quality special valve bar material, such as: 4Cr9Si2, 4Cr10Si2Mo, 21-4N, X60, 21-4NWNb Etc

Production: connection processing line, heat treatment with network continuous furnace, welding of double metals, valve   seat welding (STELI), U quenching for valve rod slot, chrome plating and soft nitriding on surface.

Annual production capacity: over 8 million pcs valves

Quality Guarantee: one year or 300000 km

Certificate: ISO9001, IATF16949

Customization: design and develop new product according to the sample or drawing from customer.

MQQ: No qty limitation for stock product, for no stock, 300 pairs.