新版低合金高强度结构钢标准浅析

Brief analysisof new edition national standard about high strength low alloy structural steels

GB/T 1591《低合金高强度结构钢》是非常重要的钢铁产品标准,其涉及面广、影响面大.最新修订发布的2018版标准与旧标准相比有很大变化.根据新版标准,对其变化较大的内容进行介绍,并与旧标准进行分析比较,以便更好地理解、宣传和贯彻新标准.

GB/T 1591high strength low alloy structural steel is very important iron and steel standard because of its wide range of influence.Comparing with former national standard,newly revised 2018 edition standard has many changes.In the paper according to the new national standard,main changes were introduced,analyzed and compared with the old national standard,in order to better understand and publicize and implement the new standard.