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SAE-AISI M6 Steel vs. EN 1.4313 Stainless Steel

Both SAE-AISI M6 steel and EN 1.4313 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 22 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 M6 steel and the bottom bar is EN 1.4313 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 840 to 2210
750 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1560
1450
Melting Onset (Solidus), °C 1510
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 17
25
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 39
10
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 8.0
2.4
Embodied Energy, MJ/kg 120
34
Embodied Water, L/kg 160
110

Common Calculations

PREN (Pitting Resistance) 28
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 28 to 73
27 to 36
Strength to Weight: Bending, points 24 to 45
23 to 28
Thermal Diffusivity, mm2/s 4.7
6.7
Thermal Shock Resistance, points 26 to 68
27 to 36

Alloy Composition

Carbon (C), % 0.75 to 0.85
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
12 to 14
Cobalt (Co), % 11 to 13
0
Iron (Fe), % 68.8 to 74.6
78.5 to 84.2
Manganese (Mn), % 0.15 to 0.4
0 to 1.5
Molybdenum (Mo), % 4.5 to 5.5
0.3 to 0.7
Nickel (Ni), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 3.8 to 4.8
0
Vanadium (V), % 1.3 to 1.7
0

Comparable Variants