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EN 1.4658 Stainless Steel vs. EN 1.0425 Steel

Both EN 1.4658 stainless steel and EN 1.0425 steel are iron alloys. They have 59% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4658 stainless steel and the bottom bar is EN 1.0425 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
140
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
24
Fatigue Strength, MPa 530
190
Impact Strength: V-Notched Charpy, J 110
44
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 580
300
Tensile Strength: Ultimate (UTS), MPa 900
470
Tensile Strength: Yield (Proof), MPa 730
260

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
50
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.5
Embodied Energy, MJ/kg 61
20
Embodied Water, L/kg 200
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
98
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
180
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
17
Strength to Weight: Bending, points 26
17
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 24
15

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.024
Carbon (C), % 0 to 0.030
0 to 0.2
Chromium (Cr), % 26 to 29
0 to 0.3
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0 to 0.3
Iron (Fe), % 50.9 to 63.7
96.9 to 99.18
Manganese (Mn), % 0 to 1.5
0.8 to 1.4
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.080
Nickel (Ni), % 5.5 to 9.5
0 to 0.3
Niobium (Nb), % 0
0 to 0.020
Nitrogen (N), % 0.3 to 0.5
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.020