MakeItFrom.com
Menu (ESC)

SAE-AISI M42 Steel vs. EN 1.7108 Steel

Both SAE-AISI M42 steel and EN 1.7108 steel are iron alloys. They have 80% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M42 steel and the bottom bar is EN 1.7108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 810 to 2310
670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1540
1430
Melting Onset (Solidus), °C 1490
1390
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 20
46
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 30
2.1
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 7.4
1.5
Embodied Energy, MJ/kg 100
20
Embodied Water, L/kg 140
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 28 to 79
24 to 75
Strength to Weight: Bending, points 24 to 48
22 to 47
Thermal Diffusivity, mm2/s 5.4
12
Thermal Shock Resistance, points 25 to 71
20 to 63

Alloy Composition

Carbon (C), % 1.1 to 1.2
0.57 to 0.65
Chromium (Cr), % 3.5 to 4.3
0.2 to 0.45
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 76.3 to 81
95.9 to 96.9
Manganese (Mn), % 0.15 to 0.4
0.7 to 1.0
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.65
1.6 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 1.2 to 1.9
0
Vanadium (V), % 1.0 to 1.4
0

Comparable Variants