中锰钢轧制态630度配分拉伸曲线。工艺:①610度配分1小时;②630度配分1小时;③650度配分1小时;④630度配分1小时500度回火2小时。
Tensile curves of 630℃ - 650℃ partitioned medium manganese steels. Process: ① 610℃ partitioning for 1 hour; ② 630℃ partitioning for 1 hour; ③ 650℃ partitioning for 1 hour; ④ 630℃ partitioning for 1 hour and 500℃ tempering for 2 hours.