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SAE-AISI 1213 Steel vs. SAE-AISI 1090 Steel

Both SAE-AISI 1213 steel and SAE-AISI 1090 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is SAE-AISI 1213 steel and the bottom bar is SAE-AISI 1090 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 190
220 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 29
11
Fatigue Strength, MPa 200 to 290
320 to 380
Poisson's Ratio 0.29
0.29
Reduction in Area, % 40 to 50
28 to 45
Shear Modulus, GPa 73
72
Shear Strength, MPa 290 to 360
470 to 570
Tensile Strength: Ultimate (UTS), MPa 440 to 600
790 to 950
Tensile Strength: Yield (Proof), MPa 260 to 470
520 to 610

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
50
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 46
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 110
82 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 580
730 to 1000
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 21
28 to 34
Strength to Weight: Bending, points 17 to 20
24 to 27
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 14 to 19
25 to 31

Alloy Composition

Carbon (C), % 0 to 0.13
0.85 to 1.0
Iron (Fe), % 98.4 to 99
98 to 98.6
Manganese (Mn), % 0.7 to 1.0
0.6 to 0.9
Phosphorus (P), % 0.070 to 0.12
0 to 0.040
Sulfur (S), % 0.24 to 0.33
0 to 0.050

Comparable Variants