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SAE-AISI M52 Steel vs. ASTM A356 Grade 9

Both SAE-AISI M52 steel and ASTM A356 grade 9 are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M52 steel and the bottom bar is ASTM A356 grade 9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2280
670

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1510
1470
Melting Onset (Solidus), °C 1470
1430
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
41
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
3.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 7.5
2.4
Embodied Energy, MJ/kg 110
33
Embodied Water, L/kg 89
56

Common Calculations

PREN (Pitting Resistance) 20
4.7
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 80
24
Strength to Weight: Bending, points 22 to 49
22
Thermal Diffusivity, mm2/s 8.4
11
Thermal Shock Resistance, points 21 to 67
19

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.2
Chromium (Cr), % 3.5 to 4.3
1.0 to 1.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 84.4 to 88.9
95.2 to 97.2
Manganese (Mn), % 0.15 to 0.45
0.5 to 0.9
Molybdenum (Mo), % 4.0 to 4.9
0.9 to 1.2
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0.2 to 0.6
0.2 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.75 to 1.5
0
Vanadium (V), % 1.7 to 2.3
0.2 to 0.35