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EN 1.0303 Steel vs. EN 1.8527 Steel

Both EN 1.0303 steel and EN 1.8527 steel are iron alloys. They have a moderately 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.0303 steel and the bottom bar is EN 1.8527 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84 to 120
270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 25
16
Fatigue Strength, MPa 150 to 230
520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 220 to 260
550
Tensile Strength: Ultimate (UTS), MPa 290 to 410
900
Tensile Strength: Yield (Proof), MPa 200 to 320
800

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
490
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
41
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
4.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.7
Embodied Energy, MJ/kg 18
23
Embodied Water, L/kg 46
66

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 94
140
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 270
1670
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 10 to 15
32
Strength to Weight: Bending, points 12 to 16
26
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 9.2 to 13
26

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0.020 to 0.060
0.040 to 0.12
Chromium (Cr), % 0
3.7 to 4.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 99.335 to 99.71
93.2 to 95.1
Manganese (Mn), % 0.25 to 0.4
0.85 to 1.2
Molybdenum (Mo), % 0
0.4 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035