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HV=220 of steel 37 sheet , does full annealing work and make the hardness reach to 140 ?

thread367-424095

HV=220 of steel 37 sheet , does full annealing work and make the hardness reach to 140 ?

HV=220 of steel 37 sheet , does full annealing work and make the hardness reach to 140 ?

(OP)
HV=220 of steel 37 sheet , does full annealing work and make the hardness reach to 140 ?

RE: HV=220 of steel 37 sheet , does full annealing work and make the hardness reach to 140 ?

Yes, full annealing of this low carbon steel grade should reduce the hardness from 220 HV to approximately 140 HV.

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