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EN 1.8958 Steel vs. SAE-AISI 1015 Steel

Both EN 1.8958 steel and SAE-AISI 1015 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 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 1.8958 steel and the bottom bar is SAE-AISI 1015 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
20 to 32
Fatigue Strength, MPa 150
170 to 250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 270
260 to 270
Tensile Strength: Ultimate (UTS), MPa 430
390 to 440
Tensile Strength: Yield (Proof), MPa 220
210 to 370

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 46
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 19
18
Embodied Water, L/kg 50
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 130
120 to 360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15
14 to 15
Strength to Weight: Bending, points 16
15 to 16
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 13
12 to 14

Alloy Composition

Carbon (C), % 0 to 0.16
0.13 to 0.18
Chromium (Cr), % 0.35 to 0.85
0
Copper (Cu), % 0.2 to 0.6
0
Iron (Fe), % 96.5 to 99.3
99.13 to 99.57
Manganese (Mn), % 0.15 to 0.7
0.3 to 0.6
Nickel (Ni), % 0 to 0.7
0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.45
0
Sulfur (S), % 0 to 0.040
0 to 0.050