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EN 1.5638 Steel vs. EN 1.0488 Steel

Both EN 1.5638 steel and EN 1.0488 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 30 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 1.5638 steel and the bottom bar is EN 1.0488 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
27
Fatigue Strength, MPa 290
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 580
440
Tensile Strength: Yield (Proof), MPa 410
280

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 52
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
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
2.3
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.5
Embodied Energy, MJ/kg 23
20
Embodied Water, L/kg 52
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 450
200
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
15
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 17
14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.024
Carbon (C), % 0.060 to 0.12
0 to 0.16
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 94.4 to 96.4
96.6 to 99.38
Manganese (Mn), % 0.5 to 0.8
0.6 to 1.5
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 3.0 to 4.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.0080
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.050