Dimensions for equal anglt steel bar (mm) a*b t unit weight (kg/m) 20*20 3,4 0.889/1.145 25*25 3,4 1.124/1.459 30*30 3,4 1.373/1.786 36*36 3,4,5 1.656/2.163/2.654 40*40 3,4,5 1.852/2.422/2.967 45*45 3,4,5,6 2.088/2.736/3.369/3.985 50*50 3,4,5,6 2.332/3.059/3.770/4.465 56*56 3,4,5,8 2.624/3.446/4.251/6.568 60*60 4,5 3.68/4.55 63*63 4,5,6,8 3.907/4.822/5.721/7.469 65*65 5,6,8 5.00/5.91/7.66 70*70 4,5,6,7,8 4.372/5.397/6.406/7.398/8.373 75*75 5,6,7,8,9,10 5.818/6.905/7.976/9.030/9.96/11.089 80*80 5,6,7,8,10 6.211/7.376/8.525/9.658/11.874 90*90 6,7,8,10,12,13 8.350/9.656/10.946/13.476/15.940/17.0 100*100 6,7,8,10,12,13,14 9.366/10.830/12.276/15.120;17.898/19.1;20.611 110*110 7,8,10,12,14 11.928/13.532/16.690/19.782/22.809 120*120 8 14.7 125*125 8,10,12,14 15.504/19.133/22.696/26.193 130*130 9,12,15 17.9/23.4/28.8 140*140 10,12,14,16 21.488/25.522/29.490/33.393 150*150 12,15,19 27.3/33.6/41.9 160*160 10,12,14,16 24.729/29.391/33.987/38.518 180*180 12,14,16,18 33.159/38.383/43.542/48.634 200*200 14,15,16,18,20,24,25 42.894/45.3/48.680/54.401/60.056/71.168/73.6