Outside diameter：
Square pipe： 16*16-400*400mm
Rectangular pipe： 20*40-400*800mm
Wall thickness： 0.6-18mm
Length： 1-12m, according to customers’ requirements
Thickness tolerance： ±0.02
Standard： ISO 9001:2008/GB/T 19001-2008, BS1387, ASTM A53, DIN2440, EN10219, GB/T3091,ASTM A 53/BS 1387-1985, GB/T 13793-2008, API, DIN, JIS
Material： Q195  Q215  Q235  Q345
End treatment： Square cut
Technique： welded, cold drawn, hot rolled, cold rolled
Usage： Construction, foundation, steel structure and more
Packing： Our products can be packed in bulk, or PVC bag; we also can package as customers requirements