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SAE-AISI T15 Steel vs. EN 1.7117 Steel

Both SAE-AISI T15 steel and EN 1.7117 steel are iron alloys. They have 73% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T15 steel and the bottom bar is EN 1.7117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
660 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1690
1440
Melting Onset (Solidus), °C 1640
1400
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 21
43
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 43
2.6
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 16
1.5
Embodied Energy, MJ/kg 250
21
Embodied Water, L/kg 140
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 26 to 71
24 to 69
Strength to Weight: Bending, points 22 to 43
22 to 44
Thermal Diffusivity, mm2/s 5.6
12
Thermal Shock Resistance, points 26 to 70
20 to 58

Alloy Composition

Carbon (C), % 1.5 to 1.6
0.49 to 0.56
Chromium (Cr), % 3.8 to 5.0
0.7 to 1.0
Cobalt (Co), % 4.8 to 5.3
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 67.5 to 73.5
95.2 to 96.4
Manganese (Mn), % 0.15 to 0.4
0.7 to 1.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.3
0.5 to 0.7
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.4
1.2 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 11.8 to 13
0
Vanadium (V), % 4.5 to 5.3
0

Comparable Variants