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EN 1.3975 Stainless Steel vs. SAE-AISI M1 Steel

Both EN 1.3975 stainless steel and SAE-AISI M1 steel are iron alloys. They have 67% of their average alloy composition in common. There are 20 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 EN 1.3975 stainless steel and the bottom bar is SAE-AISI M1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 660
730 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 340
270
Melting Completion (Liquidus), °C 1360
1560
Melting Onset (Solidus), °C 1320
1510
Specific Heat Capacity, J/kg-K 500
450
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
18
Density, g/cm3 7.5
8.1
Embodied Carbon, kg CO2/kg material 3.3
7.0
Embodied Energy, MJ/kg 47
99
Embodied Water, L/kg 150
98

Common Calculations

PREN (Pitting Resistance) 21
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 24
25 to 73
Strength to Weight: Bending, points 22
22 to 45
Thermal Shock Resistance, points 15
23 to 66

Alloy Composition

Carbon (C), % 0 to 0.050
0.78 to 0.88
Chromium (Cr), % 16 to 18
3.5 to 4.0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 58.2 to 65.4
81 to 84.8
Manganese (Mn), % 7.0 to 9.0
0.15 to 0.4
Molybdenum (Mo), % 0 to 1.0
8.2 to 9.2
Nickel (Ni), % 8.0 to 9.0
0 to 0.3
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 3.5 to 4.5
0.2 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
1.4 to 2.1
Vanadium (V), % 0
1.0 to 1.4