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ASTM A105 Hot Rolled SBQ Bar

ASTM A105 steel bar is a steel specification for low carbon forged components. Eaton Steel Bar Company stocks many diameters of A105 hot rolled steel rounds to meet the market demand. We supply A105 steel bar to various industries including oil & gas.

1018 hot-rolled-steel-bar


Typical application for this grade of steel include pipes, valves and flanges. Ideal applications for this grade are applications where temperatures will be below 300 Degree C, or 572 Degree F.

Shapes and Sizes

Eaton Steel Bar Company supplies A105 steel bar in a variety of sizes ranging from 3/4”- 5½”. The shapes available for this grade include:

  • Rounds
  • Hexagon

Standard "A105 Grade" Chemical Composition

Carbon .35
Manganese .60-1.05
Phosphorus (max) .035
Sulfur (max) .04


Estimated Mechanical Properties for "Grade A105"

Tensile strength 70,000 psi
Yield strength 36,000 psi
Elongation in 2” 30%
Reduction of area 30%
Brinell Hardness 187