Our structural round steel bars are high strength and come in AISI grades 4140, 4130, 1020, and 1045 with thicknesses from 6mm to 600mm. These bars can be rolled in either hot or cold processes.. These mechanical properties lend themselves to be particularly fitted for applications in manufacturing, automobile, construction, and machinery.
Product Name | carbon steel round bar |
Steel Grade | Q195, Q235, Q345, 45#, S20C, SAE1010, SAE1020, SAE1045, EN8, EN19, C45, CK45, SS400 etc. |
Standard | ASTM A 615 Gr 40/60,BSS4449 Gr460B,500B etc. |
Diameter | 6mm-1200mm |
Length | 3000mm-12000mm or as client's request |
Straightness | 3mm/M max |
Tolerance | +0.5mm/-0(dia),+5mm/-0(L) |
Heat Treatment | Normalized / Annealed / Quenched / tempered |
Surface | black, mill, polished, brush, etc. |
Trade Term | FOB, CFR, CIF |
Delivery Time | 10-15 days after order confirmed |
Loading Port | Qingdao, Tianjin, Shanghai or as client's request |