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SAE-AISI D3 Steel vs. ASTM A356 Grade 5

Both SAE-AISI D3 steel and ASTM A356 grade 5 are iron alloys. They have 85% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is ASTM A356 grade 5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 9.8 to 15
25
Fatigue Strength, MPa 310 to 940
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
550
Tensile Strength: Yield (Proof), MPa 480 to 1550
310

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
49
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
2.6
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.5
Embodied Energy, MJ/kg 48
20
Embodied Water, L/kg 100
49

Common Calculations

PREN (Pitting Resistance) 13
2.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 180
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 74
20
Strength to Weight: Bending, points 24 to 47
19
Thermal Diffusivity, mm2/s 8.3
13
Thermal Shock Resistance, points 23 to 63
16

Alloy Composition

Carbon (C), % 2.0 to 2.4
0 to 0.25
Chromium (Cr), % 11 to 13.5
0.4 to 0.7
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 80.3 to 87
97.1 to 99.2
Manganese (Mn), % 0 to 0.6
0 to 0.7
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.6
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0