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EN 1.4658 Stainless Steel vs. EN 1.0540 Steel

Both EN 1.4658 stainless steel and EN 1.0540 steel are iron alloys. They have 59% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, 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 1.0540 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
190
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
14
Fatigue Strength, MPa 530
210
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
72
Shear Strength, MPa 580
400
Tensile Strength: Ultimate (UTS), MPa 900
660
Tensile Strength: Yield (Proof), MPa 730
330

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
48
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 61
19
Embodied Water, L/kg 200
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
75
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
290
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
23
Strength to Weight: Bending, points 26
22
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 24
21

Alloy Composition

Carbon (C), % 0 to 0.030
0.47 to 0.55
Chromium (Cr), % 26 to 29
0 to 0.4
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 50.9 to 63.7
97.2 to 98.9
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.1
Nickel (Ni), % 5.5 to 9.5
0 to 0.4
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.045