ProductionProcess of Forging

2022/10/10 16:43

Production process: EBT + LF + VD + (ESR)→ high temperature homogenization, forging molding →after forging overrefinement processing


test item

reach the target

 

degree of purity

 

Class A and C of refined steel shall not be greater than grade 1.0, class B and D shall not be greater than grade 1.5;

Electroslag steel class A and C shall be no more than grade 0.5, class B and D shall be no more than grade 1.0

 

annealed structure

Refined steel meets NADVA#207 standard AS7

Electroslag steel meets NADCA#207 standard AS4

 

 

banded segregation

The refined steel meets SEP1614 standard requirements

Electroslag steel meets SEP1614SA, SB grade




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