Valve body die forgings: heat to the specified time and temperature. There are forging and die forging.

Heat treatment of valve body die forgings: fully heat according to the requirements of tension, yield and hardness. InCloud A, N, Q, T, surface HT and local HT.

The primary steel ingot shall be selected as the raw material of the valve body die forgings, and the chemical elements shall be checked to confirm that the requirements are met