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1045 Cold Drawn Steel Bar

Cold drawn 1045 steel bar is a medium carbon steel grade with higher mechanical properties, fair weldability and limited formability. This grade is widely available and commonly stocked because of its excellent properties and cost. Eaton Steel Bar Company stocks several diameters of this grade to meet your demands quickly. All cold finished material is manufactured to meet ASTM A108 requirements. We also stock many sizes that are JDM QL-2 certified. Grade 1045 cold drawn steel bar provides greater dimensional control, improved straightness, and better surface condition to aid in machining. We commonly supply 1045 cold drawn steel bar to various industries like automotive, agriculture, ATV, and motorcycle.

1045 cold-rolled-steel-bar


Typical applications for this grade include shafts and fasteners for hydraulic or pneumatic cylinders.


Eaton Steel Bar Company can meet the following specifications for this grade:

  • ASTM A108
  • ASTM A576
  • JDM QL-2 certified

Shapes and Sizes

Eaton Steel Bar Company supplies 1045 cold drawn steel bar in a variety of sizes ranging from - 1/4”-8”. The shapes available for this grade include:

***Minimum Total Quantity Per Order is 10,000 lbs.***

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Standard "1045 Grade" Chemical Composition

Carbon 0.43-0.50
Manganese 0.60-0.90
Phosphorus (max) 0.040
Sulfur (max) 0.050


Estimated Mechanical Property Ranges for "Grade 1045"

Tensile strength (psi) 115,000 - 125,000
Yield strength (psi) 105,000 - 115,000
Elongation in 2” (%) 10 - 15
Reduction of area (%) 30 - 40
Brinell Hardness (BHN) 230 - 260