The phenomenon of room temperature creep(RTC) deformation and its effect on subsequent flow stress under various loading stress rate(Lsr) and loading process in a X70 pipeline steel were studied.

• 利用MTS万能试验机研究了X70管线钢在不同应力加载速率和不同加载过程下的室温蠕变现象,以及室温蠕变对流变应力的影响。