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SAE-AISI M48 Steel vs. EN 1.4537 Stainless Steel

Both SAE-AISI M48 steel and EN 1.4537 stainless steel are iron alloys. They have 51% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M48 steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 890 to 2390
700

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1670
1440
Melting Onset (Solidus), °C 1620
1390
Specific Heat Capacity, J/kg-K 420
470
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 48
34
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 13
6.1
Embodied Energy, MJ/kg 190
84
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 37
46
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 28 to 76
24
Strength to Weight: Bending, points 23 to 45
22
Thermal Shock Resistance, points 26 to 71
15

Alloy Composition

Carbon (C), % 1.4 to 1.5
0 to 0.020
Chromium (Cr), % 3.5 to 4.0
24 to 26
Cobalt (Co), % 8.0 to 10
0
Copper (Cu), % 0 to 0.25
1.0 to 2.0
Iron (Fe), % 63.8 to 69.8
36.3 to 46.1
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Molybdenum (Mo), % 4.8 to 5.5
4.7 to 5.7
Nickel (Ni), % 0 to 0.3
24 to 27
Nitrogen (N), % 0
0.17 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.4
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 9.5 to 10.5
0
Vanadium (V), % 2.8 to 3.3
0