... and quality,competitive price Specifications1)Commodity:a36 steel angle iron 2)Material:Q235-420,SS400,SS540,A36,S235JR 3)Delivery date ... ANGLE 38X38X2.5 - 6MMMS ANGLE 40X40X 3 - 6MMMS ANGLE 45X45X 2.8 - 5MMMS ANGLE 50X50X3MMMS ANGLE 50X50X 4 - 6MMMS ANGLE 63X63X ... 7 1) Material: Q235B , Q 345B, SS400 ,SS540, S235JR ,ETC. 2) Usage: structure construction and electronic tower building 3) Weight tolarance ...