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Dawei Steel Co., Ltd.

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C45 Carbon Steel Round Bar | Medium Carbon Steel Rod for Mechanical Applications

    C45 carbon steel round bar is a widely used medium carbon steel material known for its good strength, hardness, and machinability. After quenching and tempering, its comprehensive mechanical properties are significantly improved, making it suitable for shafts, gears, and structural components in various industries.


Overview of the light removal tower

Product Overview

C45 carbon steel round bar is a widely used medium carbon steel material known for its good strength, hardness, and machinability. After quenching and tempering, its comprehensive mechanical properties are significantly improved, making it suitable for shafts, gears, and structural components in various industries.


Product Advantages

High strength and hardness with strong load-bearing capacity

Good machinability, suitable for turning, milling, and other processes

Heat-treatable for improved wear resistance and performance

Stable material properties for versatile applications

Cost-effective for industrial use


Why Choose C45 Carbon Steel Round Bar

C45 steel offers a balanced combination of strength, toughness, and machinability, making it ideal for parts requiring moderate wear resistance:

Suitable for heat treatment (quenching & tempering)

Widely used for shafts, gears, bolts, and mechanical parts

Excellent machining performance

More economical than alloy steels


Technical Specifications

  Item

  Details

  Material

  C45 / AISI 1045 carbon steel

  Carbon Content

  approx. 0.42% – 0.50%

  Diameter

  6mm – 300mm

  Length

  Customizable (standard 6m)

  Condition

  Hot rolled / Normalized / Quenched & tempered

  Tensile Strength

  approx. 570–700 MPa

  Yield Strength

  ≥ 335 MPa

  Hardness  approx. HB 170–210 (untreated)
  Standards  EN / DIN / ASTM / GB


(Cutting, machining, and heat treatment services available)


Applications

Mechanical manufacturing (shafts, rods, gears)

Automotive components

Mold manufacturing

Industrial structural parts

Hardware processing


Why Choose Us

✅ Strict quality control system

✅ Wide range of stock sizes for fast delivery

✅ Custom processing supported (cutting, heat treatment, machining)

✅ Rich export experience worldwide

✅ Professional technical and sales support



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