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ASTM A204 Steel vs. SAE-AISI M46 Steel

Both ASTM A204 steel and SAE-AISI M46 steel are iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM A204 steel and the bottom bar is SAE-AISI M46 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 520 to 590
800 to 2300

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1470
1540
Melting Onset (Solidus), °C 1420 to 1430
1500
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 52
18
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.5
12
Embodied Energy, MJ/kg 20
180
Embodied Water, L/kg 47
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
27 to 78
Strength to Weight: Bending, points 18 to 20
24 to 48
Thermal Diffusivity, mm2/s 14
4.9
Thermal Shock Resistance, points 15 to 17
25 to 71