扁钢与扁钢焊接应采用搭接焊，搭接长度至少为扁钢宽度的2.5倍，且至少3边焊接。
The overlapped length should be at least 2.5 times of the width of the flat steel, and at least 3 edges need to be welded.
扁钢与扁钢焊接应采用搭接焊，搭接长度至少为扁钢宽度的2.5倍，且至少3边焊接。
The overlapped length should be at least 2.5 times of the width of the flat steel, and at least 3 edges need to be welded.
应用推荐