Steel Round Bar

EN 1.7131 carburized steel round bar with good hardenability and machinability. Offers high surface hardness and wear resistance after heat treatment. Ideal for gears and shafts. Custom sizes available.

High-strength 42CrMo4 forged steel rod with 655 MPa tensile strength and 22 HRC hardness. Ideal for oil and gas components. ISO 9001 certified, ultrasonic tested, and available in custom sizes.

High-strength 42CrMo/AISI4140 round bar, quenched and tempered to 28-32HRC. Excellent toughness and wear resistance. Available in diameters 6-1200mm with custom heat treatment and surface finishing. Ideal for gears, shafts, and aerospace components.

High-strength ASTM A36 flat bar, hot rolled for durability. Ideal for building structures, bridges, and machinery. Custom sizes available. Black or galvanized surface. Seaworthy packaging. 30% deposit, balance before shipment.

High-strength chromium vanadium spring steel round bar, 320mm diameter, 50CrV4 grade with 50HF requirement. Excellent durability and toughness for heavy-duty springs, shafts, and gears. Custom sizes and surface finishes available. Certified to ASTM 6150, JIS SUP10, and DIN 1.8159 standards.

High strength chromium-nickel-molybdenum alloy steel round bar with excellent toughness and hardenability. Ideal for heavy machinery shafts and high-load components. Custom sizes available. Reliable for demanding industrial applications.

EN36 12CrNi3 alloy steel bar offers high hardenability, low temperature toughness, and excellent machinability. Ideal for heavy-duty gears, shafts, and molds. Custom sizes available. Certified to ASTM, JIS, GB, and EN standards.

12CrNi3A is a high-strength nickel chromium carburizing steel with 0.10-0.17% carbon and 2.75-3.15% nickel. Offers excellent core toughness and wear resistance. Ideal for machine structural parts. Available in round bar form with custom sizes and certifications.

High-strength alloy structural steel bar, quenched and tempered for maximum toughness and hardenability. Ideal for train axles, shafts, and wind power parts. Available in custom sizes with ultrasonic and eddy current testing.

High-strength 40Cr alloy steel round rod with tensile strength ≥810 MPa and yield point ≥785 MPa. Ideal for gears, shafts, and molds. Supports custom sizes and heat treatment. Competitive pricing with MOQ 2 tons.

30CrNiMo8 (1.6580) alloy steel round bar, rough turned to OD 280mm. Offers high strength (1100-1300 N/mm²) and toughness for heavy-duty automotive, aviation, and military components. Available in various sizes and finishes with custom options.

31CrMoV9 nitriding steel bar offers high wear resistance with surface hardness up to 800 HV after nitriding. Ideal for automotive and mechanical components like gears and rods. Available in hot rolled and forged forms with custom sizes and finishes. Certified quality for demanding industrial use.

40Cr alloy steel round bar offers tensile strength ≥810 MPa and yield ≥785 MPa. Ideal for gears, shafts, and molds. Custom sizes available. Good machinability and wear resistance after heat treatment.

High-strength forged alloy steel round bar in grade 34CrNiMo6 (DIN 1.6582). Diameters from 150mm to 3000mm. Certified to EN 10204/3.1, with ultrasonic testing per SEP 1921. Ideal for structural, oil & gas, and heavy machinery applications. Custom sizes available.

ASTM A105 forged solid round bar, 130mm outer diameter. Low carbon steel with 485 MPa tensile strength. Ideal for flanges and fittings. Supports custom forging and heat treatment options.

High-strength 30CrNiMo8 (1.6580) alloy steel round bar, hot rolled and quenched & tempered. Tensile strength up to 1300 MPa. Ideal for heavy-duty shafts, gears, and structural components. Custom sizes available.

High toughness case hardening steel with isotropic quality for heavy load wear parts. Tensile strength 1200 MPa, hardness up to 229 HBW. Ideal for gears, bearings, and bushings. Custom sizes available with fast delivery.

High-strength case hardening steel round bar, 105mm diameter, soft annealed. Excellent toughness and wear resistance for heavy-duty gears and shafts. Meets EN 10084 standards. Custom lengths available.

High-strength 18Cr2Ni4WA alloy steel round bar, hot rolled and forged. Tensile strength 800-1000 MPa, hardness 250-300 HB. Ideal for automotive, aerospace, and heavy machinery. Custom sizes and surface finishes available. Certified quality.

High-carbon chromium bearing steel round bar, equivalent to AISI 52100. Offers high hardness, wear resistance, and dimensional precision. Ideal for bearings, gears, and shafts. Custom lengths and finishes available. Certified quality for industrial applications.