Angle-Iron Shelving放心铁架
angle e iron角钢
angle e iron stiffening角钢支撑
angle-iron frame角铁架
angle e iron bar角铁条
angle sheet iron角扁铁
angle-iron shearing machine角铁剪切机;角钢剪切机
angle-iron bending machine角铁折弯机
angle-iron boiler ring锅炉角铁环
So the circumjacent welding should be applied at this spot and another join symmetrical to it, all sides of the place at which angle iron join are welded around with the main beam.
因此应该在该位置以及与之对称的另一联接点处都应采用周边焊，使角钢连接处的各边全部焊接，然后再与大梁周边焊接。
参考来源 - 基于板梁组合的自动扶梯有限元分析N（名词） an iron or a steel structural bar that has an L-shaped cross section L形的铁或刚条 (Also called angle, angle bar)