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4140 Alloy Steel Coil

4140 Alloy Steel is a low alloy steel containing chromium, molybdenum, and manganese. It is widely used across numerous industries and is an excellent material choice due to its toughness, high fatigue strength, and abrasion and impact resistance. Not many grades can match the versatility and usefulness of 4140.

Application

This alloy finds many applications as forgings for the aerospace and oil and gas industries, along with myriad uses in the automotive, agricultural and defense industries, Typical uses are forged gears and shafts, spindles, fixtures, jigs, and collars.

Chemical composition and Physical properties Of 4140 Alloy Steel

  • Chemical composition of 4140 Alloy Steel

    Element

    C

    Cr

    P

    S

    Si

    Fe

    Content

    0.38-.43%

    0.80-1.10%

    0.035max

    0.040% max

    0.15-0.30%

    balance

lndustries Served

Every industry has its unique set of material specifications and needs. That’s why you can count on the exceptional experience and industry knowledge of the professionals at Kuaima Steel - Meeting the Exact Needs of Every Industry That Uses steel.

  • Machinery manufacturing industry
  • Power Ceneration
  • Oil & Gas
  • Manufacturing
  • Construction
  • Ship building
  • Automobile manufacturing
  • Pipe Fabrication
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