AISI 1039 Carbon Steel Chemical Composition Properties, Grade, Chart and PDF Online

1039 Carbon steel belongs to the medium carbon steel group. Its famous features are the fine machinability and welding properties as well as the toughness. Being chemistry dominated and having a mainly carbon, manganese, and silicon compositions, it has high range of strengths and hardness ideal for several industrial applications. Most commonly AISI 1039 has a carbon content of 0.36-0.42 %, then comes a manganese content of 0.60-0.90%, and lastly, the silicon content of 0.15-0.30%. Moreover, these may contain byproducts of these processes like sulfur and phosphorus. The element in this grade can be heat treated as per user specifications to achieve the required mechanical specifications. AISI 1039 lies among components like gears, shafts, bolts and studs that is utilized in manufacturing processes. With its characteristics, it is an immensely flexible material which can be applied in areas that require strength as well as durability. The tables, chart and PDF resources are provided for more detailed information about this topic.

AISI 1039 Carbon Steel Chemical Composition And Grade Table

AISI 1039 is a carbon steel is known for a number of qualities; however it is best known for its exceptionally good weldability toughness and strength. The chemical composition of steel, on the average, consists of about 0.36% of carbon, 0.60-0.90% of manganese, 0.04% phosphorus, and 0.05% of sulfur. Moreover, it probably include these elements for example, silicon and copper in a minute amount. This steel type is commonly implemented in a variety of industrial operations that are characterized by high strength and endurance, including balls, gears, shafts as well as wall structures. AISI 1039 is heat treated to enhance its mechanical properties making it well suited for working into various places where performance really matters.

AISI 1039 Carbon Steel Composition Table
Elements Fe Mn C S P
Min (%) - 0.7 0.37 - -
Max (%) Balance 1 0.44 0.05 0.04

Advantages and Disadvantages of AISI 1039 Carbon Steel

    Advantages:

  • Higher Strength: Slightly higher strength than AISI 1038.

  • Heat Treatable: Can be heat treated to alter mechanical properties.

  • Affordable: Cheaper to implement than alloy steel.

  • Wide Availability: Readily available in the market.

    Disadvantages:

  • Corrosion Prone: Very vulnerable to corrosion without specific protective measures.

  • Machinability: Stiffer to machine compared to lower carbon steel or mild steel.

  • Brittleness: Can become brittle without proper heat treatment.

  • Welding Issues: Sensitive to welding, prone to cracking and distortion.

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