Zhejiang Jinggong Valve Factory is one of the leading valve manufactures in China which was established in 1978. It can offer a wide variety of materials and sizes of valves which was extensively used in petroleum field, energy field, metallurgy, chemical industry, power station and so on, including the butterfly valve, ball valve, globe valve, gate valve, check valve, needle valve, control valve, knife gate valve, bellows valve and other special valves. The main materials of valve body are ductile iron (for gas valve), cast and forged carbon steel, high-temperature alloy steel and anti-corrosive austenitic stainless steel etc. Its nominal diameter is 1/8”-80” and nominal pressure is 150lb-2500lb. Meanwhile, our products had acquired national pressure pipeline AZ authentication, API6D, and ISO9001 standard in the early years.