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EN 1.7131 Steel vs. EN 1.0033 Steel

Both EN 1.7131 steel and EN 1.0033 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.7131 steel and the bottom bar is EN 1.0033 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
86 to 96
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 470 to 1390
300 to 330

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
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 45
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
18
Embodied Water, L/kg 51
45

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 49
10 to 12
Strength to Weight: Bending, points 17 to 35
13 to 14
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 14 to 41
9.4 to 10

Alloy Composition

Carbon (C), % 0.14 to 0.19
0 to 0.11
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 96.8 to 98.1
98.8 to 100
Manganese (Mn), % 1.0 to 1.3
0 to 0.7
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.045