... /T 9787, GB/T9788, JIS, ASTM, EN3.Size: 2#-20#4.Application: -various building structures, such as beams, bridges, transmisson towers ... steel AnglesSize(mm)Thickness(mm)25*252.0-4.030*302.5-4.040*402.5-5.050*503.0-6.060 ... *36*3-5140*90*10-1463*40*4-7160*100*10-1670*50*5-10180*110*10-1680*50*5-8200*125 ...