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EN 1.8838 Steel vs. EN 1.0477 Steel

Both EN 1.8838 steel and EN 1.0477 steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.8838 steel and the bottom bar is EN 1.0477 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
24
Fatigue Strength, MPa 290
170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 380
280
Tensile Strength: Ultimate (UTS), MPa 610
440
Tensile Strength: Yield (Proof), MPa 430
230

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 44
49
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.5
Embodied Energy, MJ/kg 23
20
Embodied Water, L/kg 50
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
90
Resilience: Unit (Modulus of Resilience), kJ/m3 500
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
16
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 18
14

Alloy Composition

Aluminum (Al), % 0.015 to 0.054
0 to 0.060
Carbon (C), % 0 to 0.18
0 to 0.18
Chromium (Cr), % 0 to 0.35
0 to 0.3
Copper (Cu), % 0 to 0.6
0 to 0.2
Iron (Fe), % 95 to 99.985
96.9 to 99.4
Manganese (Mn), % 0 to 1.8
0.6 to 1.4
Molybdenum (Mo), % 0 to 0.23
0 to 0.080
Nickel (Ni), % 0 to 0.85
0 to 0.3
Niobium (Nb), % 0 to 0.060
0 to 0.030
Nitrogen (N), % 0 to 0.027
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.65
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.14
0 to 0.050