研究了化学成分和生产工艺参数对钢管在线加速冷却后组织、性能的影响。
The effect of chemical composition and process parameters on the microstructure and mechanical properties of steel pipes under accelerated-cooling conditions is investigated.
给出了所用成分钢要得到较佳力学性能所需的一种控制轧制和加速冷却工艺制度。
The optimum process of controlled rolling and accelerated cooling for obtaining better mechanical properties is given.
通过加速冷却，可以在不影响强度的前提下，降低碳当量以改善钢的韧性和焊接性。
Carbon content can be reduced to improve toughness without loss in strength by strictly controlling accelerated cooling processes.
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