MakeItFrom.com
Menu (ESC)

SAE-AISI 9254 Steel vs. SAE-AISI M43 Steel

Both SAE-AISI 9254 steel and SAE-AISI M43 steel are iron alloys. They have 75% of their average alloy composition in common. 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 SAE-AISI 9254 steel and the bottom bar is SAE-AISI M43 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 72
77
Tensile Strength: Ultimate (UTS), MPa 660
810 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1440
1550
Melting Onset (Solidus), °C 1400
1500
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 46
19
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
33
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 1.5
8.5
Embodied Energy, MJ/kg 20
120
Embodied Water, L/kg 49
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
27 to 77
Strength to Weight: Bending, points 22
24 to 47
Thermal Diffusivity, mm2/s 12
5.3
Thermal Shock Resistance, points 20
25 to 71

Alloy Composition

Carbon (C), % 0.51 to 0.59
1.2 to 1.3
Chromium (Cr), % 0.6 to 0.8
3.5 to 4.3
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 96.1 to 97.1
70.8 to 76
Manganese (Mn), % 0.6 to 0.8
0.2 to 0.4
Molybdenum (Mo), % 0
7.5 to 8.5
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 1.2 to 1.6
0.15 to 0.65
Sulfur (S), % 0 to 0.040
0 to 0.030
Tungsten (W), % 0
2.3 to 3.0
Vanadium (V), % 0
1.5 to 1.8