摘要
本文研究了影响X70管线钢屈强比的几个因素,结合实际生产经验,介绍了冷却工艺参数如开冷温度、终冷温度、冷却速度以及冷却方式对屈强比的影响。
The paper investigates various factors affecting yield - tensile ratio of X70 pipeline steel. Based on production practices, the paper introduces the effect of the parameters of cooling process, such as start cooling temperature, finish cooling temperature, cooling rate and cooling mode, on yield -tensile ratio.
出处
《宽厚板》
2008年第3期10-13,共4页
Wide and Heavy Plate
关键词
管线钢
屈强比
控冷工艺
Pipeline steel, Yield - tensile ratio, Controlled cooling process
