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EN 1.4618 Stainless Steel vs. EN 1.0920 Steel

Both EN 1.4618 stainless steel and EN 1.0920 steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4618 stainless steel and the bottom bar is EN 1.0920 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
23
Fatigue Strength, MPa 240 to 250
270
Impact Strength: V-Notched Charpy, J 90 to 91
40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 480 to 500
340
Tensile Strength: Ultimate (UTS), MPa 680 to 700
540
Tensile Strength: Yield (Proof), MPa 250 to 260
380

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 900
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
50
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.6
Embodied Energy, MJ/kg 39
22
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 280
110
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 170
380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 25
19
Strength to Weight: Bending, points 22 to 23
19
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15 to 16
17

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0 to 0.1
0 to 0.2
Chromium (Cr), % 16.5 to 18.5
0 to 0.3
Copper (Cu), % 1.0 to 2.5
0 to 0.35
Iron (Fe), % 62.7 to 72.5
96.1 to 99.08
Manganese (Mn), % 5.5 to 9.5
0.9 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 4.5 to 5.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.15
0 to 0.015
Phosphorus (P), % 0 to 0.070
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.12