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SAE-AISI M10 Steel vs. EN 1.4621 Stainless Steel

Both SAE-AISI M10 steel and EN 1.4621 stainless steel are iron alloys. They have 82% 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 M10 steel and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 740 to 2170
500

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1520
1440
Melting Onset (Solidus), °C 1470
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 31
21
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 14
14
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 8.3
2.8
Embodied Energy, MJ/kg 120
41
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 31
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 76
18
Strength to Weight: Bending, points 23 to 47
18
Thermal Diffusivity, mm2/s 8.5
5.7
Thermal Shock Resistance, points 23 to 68
17

Alloy Composition

Carbon (C), % 0.84 to 1.1
0 to 0.030
Chromium (Cr), % 3.8 to 4.5
20 to 21.5
Copper (Cu), % 0 to 0.25
0.1 to 1.0
Iron (Fe), % 82.3 to 85.6
74.4 to 79.7
Manganese (Mn), % 0.1 to 0.4
0 to 1.0
Molybdenum (Mo), % 7.8 to 8.5
0
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 1.8 to 2.2
0