结构型钢 meaning in English

structural section
structural steel

371 typical structural steel shapes include beams , channels , angles and tees
典型的结构型钢包括工字钢、槽钢、角钢和丁字钢。
371 typical structural steel shapes include beams , channels , angles and tees
典型的确是的结构型钢包括工字钢、槽钢、角钢和丁字钢。
Specification for carbon and high - strength low - alloy structural steel shapes , plates , and bars and quenched - and - tempered alloy structural steel plates for bridges
桥梁用碳素钢和高强度低合金结构型钢钢板钢棒及调质合金结构钢棒规范