Features:1) Round steel pipe: 10 - 1,000mm, thickness: 0.4 - 2.0mm2) Square steel pipe: 10 x 10mm - 500 x 500 mm, thickness: 0.4 - 2.0mm3) Rectangular steel pipe: 10 x 20mm - 150 x 300mm, thickness: 0.4 - 15mm4) Spec.: Q195, Q215, Q2355) Standards: ASTM-A53A, BS1387-85, JIS-G3444Packing: In small bundles then put into containers