A na-ebipụ akwụkwọ mpempe akwụkwọ Black Annealed Cold Cold Rolled Steel Sheet site na eriri igwe na mpempe akwụkwọ mpịakọta ojii.Igwe igwe igwe annealed ojii bụ oyi akwa igwe na-aga ọgwụgwọ okpomọkụ.Usoro ọgwụgwọ okpomọkụ nke recrystallizing coils oyi na-atụ, na-ewepụ oyi na-atụgharị na-arụ ọrụ ike, na iweghachi plasticity iji nweta ihe anụ ahụ na nke kemịkalụ a na-atụ anya ya.