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EN 1.5680 Steel vs. EN 1.0402 Steel

Both EN 1.5680 steel and EN 1.0402 steel are iron alloys. They have a very high 95% of their average alloy composition in common. 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 1.5680 steel and the bottom bar is EN 1.0402 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
24
Fatigue Strength, MPa 310
170
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 390
290
Tensile Strength: Ultimate (UTS), MPa 620
460
Tensile Strength: Yield (Proof), MPa 440
240

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
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 48
50
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.9
1.4
Embodied Energy, MJ/kg 26
19
Embodied Water, L/kg 55
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
94
Resilience: Unit (Modulus of Resilience), kJ/m3 510
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
16
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.15
0.17 to 0.24
Chromium (Cr), % 0
0 to 0.4
Iron (Fe), % 93.4 to 95
97.7 to 99.43
Manganese (Mn), % 0.3 to 0.8
0.4 to 0.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 4.8 to 5.3
0 to 0.4
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.045
Vanadium (V), % 0 to 0.050
0