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EN 1.0050 Steel vs. EN 1.0402 Steel

Both EN 1.0050 steel and EN 1.0402 steel are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.0050 steel and the bottom bar is EN 1.0402 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
24
Fatigue Strength, MPa 190
170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 330
290
Tensile Strength: Ultimate (UTS), MPa 530
460
Tensile Strength: Yield (Proof), MPa 280
240

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
50
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 45
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
94
Resilience: Unit (Modulus of Resilience), kJ/m3 210
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
16
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0
0.17 to 0.24
Chromium (Cr), % 0
0 to 0.4
Iron (Fe), % 99.876 to 100
97.7 to 99.43
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.055
0 to 0.045
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0 to 0.055
0 to 0.045