... : 6m~12m Product specificationangle barItem: angle barSteel grade: Q235B, SS400BModel type: 2#~20#Size: 20mmx20mmx3mm~200mmx200mmx24mmLength: 6m~12mangle bar usage and ... unequal angle bar. It used in many ways, like building, bridge, tower and ship constructions, It is also well known as ... , Huayuan Technology Park, Tianjin, ChinaWebsite: anxingda.en.alibaba.comangle bar High Quality angle bar