Erw Ms Mild Welded Square Structural Steel Pipes

Wall Thickness：0.5-30mm(SCH,STD,XS,XXS)

Grade：Q195;Q235;Q345,ASTM A53/A106/A500 GR. A , GR. B, GR. C,St37,St52

Standard：ASTM A53/A106/A500, ASME B36.10M-1996, API 5L, BS1387, BS EN 10296-2006, BSEN10219, EN10297, BS1139, JIS G3444-2006,
GB/T3091-2008,GB/T8163-1999

Usage：Carbon Steel Q235 120 x120mm square Structural Steel tubingUsed in Structural tube,Decorative tube,construction tube ,mechanical tube and so on  

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