摘要
生产西气东输二线工程用18.4mm厚X80级热轧板卷对钢厂意味着巨大的挑战。通过持续不断的质量改进与提高,武汉钢铁(集团)公司已提供了10万余吨X80级板卷。武钢X80级板卷的组织是均匀细小的针状铁素体加弥散分布的M-A岛,各种性能检验结果表明板卷能很好地满足相关标准要求。
It is a great challenge for steel mills to produce X80 grade hot rolled coil with 18.4 mm thickness used for the Second West to East Gas Transmission Project.Wuhan Steel & Iron Company have supplied about 100,000 tons grade X80 coils after improving quality.The structure of X80 grade coils is tiny acicular ferrite and diffuse distribution M-A island,all properties inspection tests showed coils can fully meet with standard requirements of China National Petroleum Corporation.
出处
《焊管》
2008年第6期50-53,共4页
Welded Pipe and Tube
关键词
管线钢
X80
力学性能
组织
pipeline steel
X80
mechanical property
structure
