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Microstructure and mechanical properties of X80 pipeline steels in different cooling schedules

金属学报(英文版)

关键词: X80级管线钢 , 冷却降温 , 时间表 , 力学性能 , 显微组织 , 落锤撕裂试验 , X80管线钢 , 微观结构

Microstructure and mechanical properties of X80 pipeline steels in different cooling schedules

Min ZHOU

金属学报(英文版)

The microstructures and mechanical properties of three X80 pipeline steel plates were investigated in this study. The plates were hot rolled by two stages, and cooled by three different cooling schedules to obtain different microstructures and mechanical properties. Transmission electron microscope ...

关键词: Microstructure , mechanical properties , cooling schedule, relaxation