Steel Round Bar

High-strength cold drawn steel square bar in SAE 1045, S45C, or CK45 grade. Annealed for improved machinability. Sizes from 4x4mm to 80x80mm. Ideal for shafts, tools, and structural parts. Custom lengths and export packaging available.

SAE 1045 medium carbon steel square bar, cold drawn for improved surface finish and dimensional accuracy. Tensile strength 540 MPa, hardness up to 217 HB. Ideal for axles, shafts, and pins. Custom sizes and heat treatment available.

High-strength 45# cold drawn square bar with bright surface. Tensile strength 540 MPa, hardness up to 217 HB. Available in 40x40, 50x50, 60x60mm. Custom lengths and export packaging offered. Ideal for structural and machinery applications.

SAE 1045 carbon steel flat bar with tensile strength 540 MPa and hardness up to 217HB. Cold drawn for precision dimensions and improved surface finish. Ideal for shafts, gears, and structural applications. Custom sizes available.

High strength nickel-molybdenum alloy steel round bar. Excellent mechanical properties for shafts, gears, and connecting rods. Available in forged and rolled forms with customizable sizes. Certified to DIN 7527-6 and EN 10250-3 standards. Ultrasonic tested.

High-strength 36CrNiMo4 alloy steel round bar, hot forged from 50-350mm diameter. Offers excellent toughness and wear resistance. Meets DIN EN 10083-2 standards. Ideal for gears, shafts, and heavy machinery. Custom sizes and surface finishes available.

High-strength AISI 4340 alloy steel round bars, 10mm to 300mm diameter. Excellent durability and toughness. Available in bright, polished, or black finish. Custom lengths up to 6000mm. Ideal for industrial shafts, gears, and heavy-duty components.

High-strength AISI 4140 alloy steel round bar, 200mm diameter, hot rolled. Offers excellent toughness and wear resistance. Tensile strength 655 MPa. Suitable for shafts, gears, and tooling. Custom sizes and finishes available. Certified to ASTM A29 and DIN 17200.

High-strength SAE1045 S45C carbon steel round bar, cold drawn or hot rolled. Diameter 6-650mm, lengths up to 12m. Meets ASTM, DIN, JIS standards. Suitable for shafts, gears, and structural parts. Custom sizes and surface options available.

Cr12MoV tool steel round bar with 60 HRC hardness, high wear resistance, and micro deformation. Equivalent to D2, SKD11, 1.2379. Ideal for cold work dies and punches. Custom sizes available.

Aircraft quality 4130 chromoly steel round bar, quenched and tempered to 38-42HRC. Offers excellent strength-to-weight ratio, weldability, and machinability. Ideal for aerospace, automotive, and hydraulic applications. Custom sizes and packaging available for global export.

High-chromium Cr12MoV cold work die steel per GB/T 1299. Supplied as hot rolled or forged round bars 6mm-1200mm. Features low carbon, Mo and V for improved toughness. Annealed hardness 255-207 HBW. Ideal for durable tooling and dies.

High strength 1045 carbon steel round bar, hot rolled or cold drawn. Diameter 5.5-250mm. Durable, machinable, and customizable. Meets ASTM, JIS, DIN standards. Ideal for shafts, gears, and structural parts.

High strength SAE1045 S45C steel round bar, 16mm diameter, quenched and tempered for excellent machinability. ISO certified, custom lengths available. Ideal for shafts and structural parts.

40Cr alloy steel round bar, OD 260mm, meets ASTM 5140 standard. Features high tensile strength (≥980 MPa), good toughness, and wear resistance. Ideal for automotive and machinery components. Custom sizes available. Reliable for B2B industrial use.

38CrMoAl alloy steel round bar offers high surface hardness, wear resistance, and fatigue strength. With tensile strength ≥980 MPa and hardness ≤229HB, it is ideal for nitrided parts like gears, shafts, and molds. Custom sizes and heat treatment options available.

High-strength 30CrNiMo8 (1.6580) alloy steel round bar, quenched and tempered for superior toughness. Tensile strength up to 1450 MPa. Ideal for heavy-duty shafts and gears. Custom sizes available. Meets EN 10083-3 standards.

High-quality 16MnCr5 alloy steel round bar, compliant with EN10084 and DIN 1.7131 standards. Offers excellent hardenability, weldability, and machinability. Ideal for case-hardened components. Available in diameters from 20 to 500mm with customizable lengths.

Low alloy case hardening steel with high wear resistance and core toughness. Supplied as round bar, plate, or square bar. Meets ASTM, DIN, EN, JIS standards. Custom sizes and finishes available. Ideal for gears, shafts, and bushings.

DIN 1.2080 high carbon steel bar offers exceptional hardness and wear resistance for demanding tooling applications. Equivalent to W18Cr4V, it ensures durability and precision. Custom sizes available. Ideal for cold work molds and high-speed cutting tools.