Valve & Parts
Material is 20CrMnMo / 20CrMnTi forging steel, carburizing and quenching, thickness is 1.5mm - 1.8mm, hardness is HRC58-62, and hardness of the core is HRC27-33.
The 55° Angle and screw thread of the valve have carburized protection, and the whole is phosphorated. The specifications of the valve are API-4#-9#, PJ-482A, etc.
The specifications of the seat are API-4#-9#, PJ-451, etc.
KNC Petroleum Equipment Co., Ltd., covering 88, 000 square meters with building area of 43, 000 square meters, specializes in producing various kinds of plunger pumps, mud pumps and other petroleum machinery equipment as well as related spare parts.
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Business Registry Number: 120-86-03931