TENSILE · YIELD STRENGTH OF STEEL — CHART

Room-temperature yield strength, tensile strength, and elongation for selected plain-carbon and low-alloy steels in common product conditions.

Yield Strength, Tensile Strength and Elongation for Steels (Room Temperature)
Material Yield Strength
(0.2% offset unless noted)
Tensile Strength % Elong.
MPa / ksi MPa / ksi
Steel Alloy A36 — Hot rolled 23
Steel Alloy 1020 — Hot rolled 25 (min)
Steel Alloy 1020 — Cold drawn 15 (min)
Steel Alloy 1020 — Annealed (@870 °C) 36.5
Steel Alloy 1020 — Normalized (@925 °C) 38.5
Steel Alloy 1040 — Hot rolled 18 (min)
Steel Alloy 1040 — Cold drawn 12 (min)
Steel Alloy 1040 — Annealed (@785 °C) 30.2
Steel Alloy 1040 — Normalized (@900 °C) 28.0
Steel Alloy 4140 — Annealed (@815 °C) 25.7
Steel Alloy 4140 — Normalized (@870 °C) 17.7
Steel Alloy 4140 — Oil-quenched & tempered (@315 °C) 11.5
Steel Alloy 4340 — Annealed (@810 °C) 22
Steel Alloy 4340 — Normalized (@870 °C) 12.2
Steel Alloy 4340 — Oil-quenched & tempered (@315 °C) 12
  • Values are typical or minimum by condition. Use design allowables per relevant codes/standards where required (ASTM/ASME, etc.).
  • Properties vary with product form, heat treatment, manufacturing route, and section thickness.

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