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SAE-AISI 1045 Steel vs. ASTM A283 Carbon Steel

Both SAE-AISI 1045 steel and ASTM A283 carbon steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1045 steel and the bottom bar is ASTM A283 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13 to 18
26 to 34
Fatigue Strength, MPa 220 to 370
150 to 190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 380 to 410
240 to 310
Tensile Strength: Ultimate (UTS), MPa 620 to 680
360 to 480
Tensile Strength: Yield (Proof), MPa 330 to 580
180 to 260

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
51 to 53
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
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 46
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 93
100 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 900
91 to 180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 24
13 to 17
Strength to Weight: Bending, points 21 to 22
14 to 17
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 20 to 22
11 to 15