研究了不同回火温度对XCQ16钢微观组织和力学性能的影响，试验结果表明：xcq 16钢具有较宽的回火温度范围。
Effect of tempering process on the microstructure and mechanical properties of XCQ16 steel was investigated. The results show that XCQ16 steel present a wider tempering temperature range.
同时，随着回火时间增加，弹性反常的温度范围加宽。
In addition, the temperature range of elastic abnormality will extend along with the increase in tempering time.
回火作业包括将淬硬钢重新加热到低于临界范围的某一温度然后以任意速率冷却。
The operation consists of reheating quench-hardened steel to some temperature below the critical range followed by any rate of cooling.
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