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ASTM A372 Grade D Steel vs. ASTM A283 Carbon Steel

Both ASTM A372 grade D steel and ASTM A283 carbon steel are iron alloys.

For each property being compared, the top bar is ASTM A372 grade D steel and the bottom bar is ASTM A283 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
26 to 34
Fatigue Strength, MPa 340
150 to 190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 500
240 to 310
Tensile Strength: Ultimate (UTS), MPa 810
360 to 480
Tensile Strength: Yield (Proof), MPa 510
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 7.2
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
1.8
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
18
Embodied Water, L/kg 48
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
100 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 700
91 to 180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
13 to 17
Strength to Weight: Bending, points 25
14 to 17
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 26
11 to 15