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SAE-AISI A7 Steel vs. ASTM A356 Grade 10

Both SAE-AISI A7 steel and ASTM A356 grade 10 are iron alloys. They have 89% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A7 steel and the bottom bar is ASTM A356 grade 10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
74
Tensile Strength: Ultimate (UTS), MPa 800 to 2150
670

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37
39
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 10
3.9
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 13
1.8
Embodied Energy, MJ/kg 200
23
Embodied Water, L/kg 100
59

Common Calculations

PREN (Pitting Resistance) 11
5.9
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29 to 77
24
Strength to Weight: Bending, points 25 to 48
22
Thermal Diffusivity, mm2/s 10
11
Thermal Shock Resistance, points 27 to 72
19

Alloy Composition

Carbon (C), % 2.0 to 2.9
0 to 0.2
Chromium (Cr), % 5.0 to 5.8
2.0 to 2.8
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.4 to 87.7
94.4 to 96.6
Manganese (Mn), % 0 to 0.8
0.5 to 0.8
Molybdenum (Mo), % 0.9 to 1.4
0.9 to 1.2
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.5 to 1.5
0
Vanadium (V), % 3.9 to 5.2
0