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EN 1.8151 Steel vs. EN 1.1061 Steel

Both EN 1.8151 steel and EN 1.1061 steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.8151 steel and the bottom bar is EN 1.1061 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 540
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 670 to 1940
530 to 1810

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 410
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 50
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.4
Embodied Energy, MJ/kg 25
19
Embodied Water, L/kg 49
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 70
19 to 64
Strength to Weight: Bending, points 22 to 45
19 to 42
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 20 to 58
17 to 58

Alloy Composition

Carbon (C), % 0.4 to 0.5
0.42 to 0.5
Chromium (Cr), % 0.4 to 0.8
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 95.9 to 97.2
98.1 to 99.06
Manganese (Mn), % 0.6 to 0.9
0.5 to 0.8
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 1.3 to 1.7
0 to 0.3
Sulfur (S), % 0 to 0.025
0.020 to 0.035
Vanadium (V), % 0.1 to 0.2
0

Comparable Variants