annealing process


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Annealing Process of Seamless Steel Pipe

Annealing process of  seamless steel pipe : 1. Fully annealed. It is used to refine the coarse and superheated structure with poor mechanical properties in medium and low carbon steels after casting, forging and welding. The workpiece is heated to a temperature between 30 and 50 ° C above the temper ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 7 months agoPress > Seamless steel pipecarbon steelannealing process