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EN 1.3539 Steel vs. EN 1.7767 Steel

Both EN 1.3539 steel and EN 1.7767 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3539 steel and the bottom bar is EN 1.7767 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 670
670 to 690

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 450
480
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
4.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
2.4
Embodied Energy, MJ/kg 22
33
Embodied Water, L/kg 57
64

Common Calculations

PREN (Pitting Resistance) 3.8
6.4
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 20
19 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0.1 to 0.15
Chromium (Cr), % 1.8 to 2.1
2.8 to 3.3
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 95.2 to 96.5
93.8 to 95.8
Manganese (Mn), % 0.8 to 1.1
0.3 to 0.6
Molybdenum (Mo), % 0.5 to 0.6
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0.4 to 0.6
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.2 to 0.3