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ASTM A203 Steel vs. SAE-AISI 1043 Steel

Both ASTM A203 steel and SAE-AISI 1043 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 ASTM A203 steel and the bottom bar is SAE-AISI 1043 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 180
190 to 200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 26
13 to 18
Fatigue Strength, MPa 210 to 280
230 to 390
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 330 to 370
400 to 430
Tensile Strength: Ultimate (UTS), MPa 520 to 590
650 to 710
Tensile Strength: Yield (Proof), MPa 290 to 390
350 to 600

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
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 52
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5 to 8.7
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2 to 4.0
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6 to 1.7
1.4
Embodied Energy, MJ/kg 21 to 23
18
Embodied Water, L/kg 50 to 52
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 410
320 to 980
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
23 to 25
Strength to Weight: Bending, points 18 to 20
21 to 22
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 15 to 17
21 to 22