材料期刊网

Relationship Among Microstructure and Properties and Heat Treatment Process of Ultra-High Strength X120 Pipeline Steel

ZHOU Min , DU Lin-xiu , LIU Xiang-hua

钢铁研究学报(英文版)

The variation of heat treatments including directed quenching and tempering off-line after controlled rolling (DQT) and quenching off-line and tempering off-line after controlled rolling (RQT) with microstructure and mechanical properties of a low-carbon microalloyed steel was compared and analyzed....

关键词: X120 pipeline steel , heat treatment , microstructure , mechanical property , fracture-separation