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EN 1.7241 Steel vs. EN 1.4958 Stainless Steel

Both EN 1.7241 steel and EN 1.4958 stainless steel are iron alloys. They have 48% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7241 steel and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 660 to 1990
630

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1090
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
5.3
Embodied Energy, MJ/kg 20
75
Embodied Water, L/kg 51
200

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 71
22
Strength to Weight: Bending, points 21 to 45
20
Thermal Diffusivity, mm2/s 12
3.2
Thermal Shock Resistance, points 19 to 59
15

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Carbon (C), % 0.56 to 0.64
0.030 to 0.080
Chromium (Cr), % 0.7 to 1.0
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 96.6 to 97.8
41.1 to 50.6
Manganese (Mn), % 0.7 to 1.0
0 to 1.5
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 0
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.4
0 to 0.7
Sulfur (S), % 0 to 0.025
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5