Hot Rolled Steel Round Bar LE REN Special Steel offers various kinds of steel bars. Hot rolled steel bar is produced by steel billets. It is the raw material of further processing steel bars such as cold drawn steel bar, heat treated steel bar, turned or peeled centerless ground and polished steel bar. We supply hot rolled steel round bar such as hot rolled carbon steel round bar, alloy steel round bar, chromium nickel molybdenum steel, bearing steel round bar, spring steel round bar etc. Sometimes, it is also the raw material of some small dias square steel bars. They can be produced for many things such as bolts and nuts, hydraulic shafts, steel pins, piston rod, hardwares, fasteners, tie rods for construction etc. MAJOR STEEL MATERIALS WE SUPPLY: AISI/SAE/ASTM STANDARD: A36, 1018, 1020, 1035, 1045, 5120, 5140, 4120, 4130, 4135, 4140, 4150, 8620, 4340, 52100, 1215, 12L14, 5160, 6150, 4137, 4142 etc. JIS STANDARD:SS400,S20C, S30C, S3…