Control of δ Ferrite Content in 1Cr13 Steel
Qi Jian (Special Alloy Department ,Sichuan Changcheng Special Steel Co., Ltd., Pangang Group,Jiangyou,Sichuan 621701)
The forming reasons of ferrite in this steel had been analyzed . This article introduced how to control the ferrite content in the steel and gave the concrete method to control the ferrite content in this steel. The problem of unsatisfactory δ- ferrite content of 1Cr13 for turbine blade has been basically solved.