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SAE-AISI M48 Steel vs. EN 1.4905 Stainless Steel

Both SAE-AISI M48 steel and EN 1.4905 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, 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 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 890 to 2390
740

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1670
1480
Melting Onset (Solidus), °C 1620
1440
Specific Heat Capacity, J/kg-K 420
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 48
9.5
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 13
2.8
Embodied Energy, MJ/kg 190
40
Embodied Water, L/kg 160
90

Common Calculations

PREN (Pitting Resistance) 37
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 28 to 76
26
Strength to Weight: Bending, points 23 to 45
23
Thermal Shock Resistance, points 26 to 71
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 1.4 to 1.5
0.090 to 0.13
Chromium (Cr), % 3.5 to 4.0
8.5 to 9.5
Cobalt (Co), % 8.0 to 10
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 63.8 to 69.8
86.2 to 88.8
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 4.8 to 5.5
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.050 to 0.090
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.15 to 0.4
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 9.5 to 10.5
0.9 to 1.1
Vanadium (V), % 2.8 to 3.3
0.18 to 0.25