Keywords: Steel Roud Bar, ‌Carbon Steel Round Bar, ‌Stainless Steel Round Bar, ‌Alloy Steel Round Bar Standard: GB/T 702, ASTM A29/A108, EN 10060, JIS G3191, DIN 1013 Grade: Q235, Q345, 20#/45# (Carbon Steel), 40Cr, 20CrMnTi, 42CrMo (Alloy Steel), A36, 1045, 4140, S45C, C45 Diameter Range: 5mm-500mm (larger sizes available upon request) Length：4m- 12m, or as required Delivery Condition: U / N / A / S / FP / AC / QT / EFS