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SAE-AISI M41 Steel vs. EN 1.7117 Steel

Both SAE-AISI M41 steel and EN 1.7117 steel are iron alloys. They have 78% 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 M41 steel and the bottom bar is EN 1.7117 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 77
72
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
660 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1600
1440
Melting Onset (Solidus), °C 1550
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 22
43
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.6
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 9.1
1.5
Embodied Energy, MJ/kg 140
21
Embodied Water, L/kg 120
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26 to 76
24 to 69
Strength to Weight: Bending, points 23 to 46
22 to 44
Thermal Diffusivity, mm2/s 6.0
12
Thermal Shock Resistance, points 25 to 71
20 to 58

Alloy Composition

Carbon (C), % 1.1 to 1.2
0.49 to 0.56
Chromium (Cr), % 3.8 to 4.5
0.7 to 1.0
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.4 to 78.9
95.2 to 96.4
Manganese (Mn), % 0.2 to 0.6
0.7 to 1.0
Molybdenum (Mo), % 3.3 to 4.3
0
Nickel (Ni), % 0 to 0.3
0.5 to 0.7
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.5
1.2 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0

Comparable Variants