weight of gi square pipe: 1) Thickness:0.5-60mm 2) Outer diameter10*10mm~600*600mm 3) L:2~11.8m 4) Material:Q195,Q weight of gi ... .5mm-60mm4.Satndard: BS1387,EN10219,ASTM A53, ASTM A363.length:2~11.8m4. High Quality: ISO900:2000, API5L, API5CL Product square ... , A106 B/C, St37, St52Outer diameter10*10~600*600mmWall thickness0.5~60mm Length2~11.8m, or as customers requests.Surface1. Bared ...