Steel Round Bar

SAE4340 alloy steel bright rod with H9 cold drawn tolerances. Features high strength, toughness, and shock resistance. Annealed & peeled surface, polished finish. Custom sizes (OD 6-630mm) available. Ideal for heavy machinery shafts and critical components.

SAE4340 alloy steel round bar offers high strength, toughness & shock resistance. Hot rolled, annealed, surface peeled. ASTM A29 certified. Custom sizes (OD 6-630mm, length 3-4m). For heavy machinery shafts & vital components.

ASTM A322 SAE4340 alloy steel round bar offers high strength, toughness, and shock resistance. Available in OD 6-630mm with polished surface, annealed to 228HB. Custom specifications and bulk capacity (500 tons).

SAE 4340 alloy steel round bars offer high strength, toughness, and shock resistance. Available in OD 6-630mm, polished surface, with custom specifications and international certifications (ASTM A322/A29).

GCr15/SAE52100 forged steel bars offer superior durability & efficiency for bearings, molds & industrial machinery. Certified to ASTM, JIS & DIN standards with polished finish. Custom sizes (6-630mm OD) & 500-ton production capacity available.

GCr15/52100 alloy steel round bar (10-350mm). High hardness, uniform structure & excellent wear resistance for bearings & tools. Polished surface, global standards (SAE52100/SUJ2), ISO 9001 certified. Custom sizes & fast delivery.

GCr15 bearing steel round bar (SAE52100/100Cr6/SUJ2). High hardness, uniform structure, excellent wear resistance & fatigue performance. OD 6-630mm, polished surface. ISO 9001 certified with custom cutting & heat treatment services.

GCr15/52100 bearing steel round bars offer high hardness, uniform structure & excellent wear resistance. Widely used for bearings & tools. Available in OD 6-630mm with ISO 9001 certification, fast delivery & custom cutting services.

GCr15 alloy steel round bars offer high hardness, uniform structure & excellent wear resistance. Widely used for bearings & forming tools. Available in OD 6-630mm, polished surface, ISO 9001 certified with fast global delivery.

GCr15 alloy steel round bar offers high hardness, uniform structure, and excellent wear resistance. Ideal for bearing rings and rolling elements. Available in OD 6-630mm with ISO 9001 certification and custom machining services.

GCr15 bearing steel round bars (SAE52100/EN 100Cr6/DIN 1.2067). High durability, polished surface, OD 6-630mm. Certified GB/T 18254, ideal for machinery, automotive, and industrial applications. Custom sizes available.

GCr15 bearing steel round bars (6-630mm) offer high hardness, uniform structure & excellent wear resistance. ISO 9001 certified with custom cutting & heat treatment services. Fast global shipping.

SAE 8620 alloy steel round bars offer excellent carburizing properties, high hardenability, and good weldability. Ideal for gears, shafts, and bearings. Available in OD 6-630mm with ISO 9001 certification and custom machining services.

SAE8620H alloy steel round bars offer superior hardenability, excellent machinability, and good weldability. Ideal for gears, shafts, and bearings requiring a tough core and hard carburized case. Available in OD 6-630mm with ISO 9001 certification and custom processing.

SAE8620H alloy steel round bar offers high hardenability, excellent machinability, and superior weldability. Ideal for gears, shafts, and bearings requiring a tough core and hard carburized case. Available in OD 6-630mm with ISO 9001 certified quality.

SAE8620 alloy steel round bar offers high hardenability, excellent machinability, and superior weldability. Ideal for gears, shafts & bearings with good carburizing properties. Available OD 6-630mm, polished surface, certified quality.

SAE1045 cold drawn steel bar offers high strength, durability, and excellent machinability. Polished surface, OD 6-630mm, certified quality. Custom sizes & bulk capacity available.

SAE 8620 alloy steel round bars offer superior hardenability, excellent machinability, and good weldability. Ideal for carburized gears, shafts, and bearings requiring high surface hardness and core toughness. Available in OD 6-630mm with ISO 9001 certified quality.

Cold drawn SAE1020/1045/S45C carbon steel bars. High strength, polished surface, OD 6-630mm. Ideal for structural, tool, and machine parts requiring durability and precision.

Cold drawn steel bright bars (SAE1020, 1045, 40Cr, 42CrMo, 4140). Polished surface, OD 6-630mm. High strength, durability, and wear resistance. Custom sizes and compositions available. Certified TISCO/BAO STEEL origin.