The results show that the X65 pipeline steel with acicular ferrite produced by Steckel mill rolling has excellent mechanical properties.

• 对X65管线钢的炉卷轧制工艺进行了实验室模拟研究,并采用光学、电子显微技术和力学分析等方法研究了X65管线钢的微观组织与性能。