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S42300 Stainless Steel vs. EN 1.8958 Steel

Both S42300 stainless steel and EN 1.8958 steel are iron alloys. They have 85% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S42300 stainless steel and the bottom bar is EN 1.8958 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.1
19
Fatigue Strength, MPa 440
150
Impact Strength: V-Notched Charpy, J 13
30
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 650
270
Tensile Strength: Ultimate (UTS), MPa 1100
430
Tensile Strength: Yield (Proof), MPa 850
220

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 750
410
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
46
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
2.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.5
Embodied Energy, MJ/kg 44
19
Embodied Water, L/kg 110
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
70
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 39
15
Strength to Weight: Bending, points 30
16
Thermal Diffusivity, mm2/s 6.8
12
Thermal Shock Resistance, points 40
13

Alloy Composition

Carbon (C), % 0.27 to 0.32
0 to 0.16
Chromium (Cr), % 11 to 12
0.35 to 0.85
Copper (Cu), % 0
0.2 to 0.6
Iron (Fe), % 82 to 85.1
96.5 to 99.3
Manganese (Mn), % 1.0 to 1.4
0.15 to 0.7
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
0 to 0.7
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.45
Sulfur (S), % 0 to 0.025
0 to 0.040
Vanadium (V), % 0.2 to 0.3
0