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EN 1.7077 Steel vs. EN 1.7365 Steel

Both EN 1.7077 steel and EN 1.7365 steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7077 steel and the bottom bar is EN 1.7365 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
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 490 to 1750
700

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 420
510
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
4.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.8
Embodied Energy, MJ/kg 19
24
Embodied Water, L/kg 51
70

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 62
25
Strength to Weight: Bending, points 18 to 41
22
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 14 to 51
20

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.34 to 0.38
0.12 to 0.19
Chromium (Cr), % 0.9 to 1.2
4.0 to 6.0
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 96.8 to 98.1
91.2 to 94.9
Manganese (Mn), % 0.7 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0
0 to 0.050