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EN 1.4742 Stainless Steel vs. SAE-AISI M10 Steel

Both EN 1.4742 stainless steel and SAE-AISI M10 steel are iron alloys. They have 84% 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 EN 1.4742 stainless steel and the bottom bar is SAE-AISI M10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 600
740 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1420
1520
Melting Onset (Solidus), °C 1380
1470
Specific Heat Capacity, J/kg-K 490
460
Thermal Conductivity, W/m-K 19
31
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
14
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.2
8.3
Embodied Energy, MJ/kg 32
120
Embodied Water, L/kg 130
100

Common Calculations

PREN (Pitting Resistance) 18
31
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
26 to 76
Strength to Weight: Bending, points 21
23 to 47
Thermal Diffusivity, mm2/s 5.1
8.5
Thermal Shock Resistance, points 21
23 to 68

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0
Carbon (C), % 0 to 0.12
0.84 to 1.1
Chromium (Cr), % 17 to 19
3.8 to 4.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 77.2 to 81.6
82.3 to 85.6
Manganese (Mn), % 0 to 1.0
0.1 to 0.4
Molybdenum (Mo), % 0
7.8 to 8.5
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0.7 to 1.4
0.2 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
1.8 to 2.2