MakeItFrom.com
Menu (ESC)

SAE-AISI M42 Steel vs. ACI-ASTM CA6N Steel

Both SAE-AISI M42 steel and ACI-ASTM CA6N steel are iron alloys. They have 83% 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 M42 steel and the bottom bar is ACI-ASTM CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 810 to 2310
1080

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1540
1440
Melting Onset (Solidus), °C 1490
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 20
23
Thermal Expansion, µm/m-K 12
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 30
11
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 7.4
2.5
Embodied Energy, MJ/kg 100
35
Embodied Water, L/kg 140
110

Common Calculations

PREN (Pitting Resistance) 38
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 28 to 79
38
Strength to Weight: Bending, points 24 to 48
30
Thermal Diffusivity, mm2/s 5.4
6.1
Thermal Shock Resistance, points 25 to 71
40

Alloy Composition

Carbon (C), % 1.1 to 1.2
0 to 0.060
Chromium (Cr), % 3.5 to 4.3
10.5 to 12.5
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 76.3 to 81
77.9 to 83.5
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
6.0 to 8.0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.15 to 0.65
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 1.2 to 1.9
0
Vanadium (V), % 1.0 to 1.4
0