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SAE-AISI T15 Steel vs. AWS E3155

Both SAE-AISI T15 steel and AWS E3155 are iron alloys. They have 43% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T15 steel and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
770

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1690
1460
Melting Onset (Solidus), °C 1640
1410
Specific Heat Capacity, J/kg-K 430
450
Thermal Conductivity, W/m-K 21
13
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 43
70
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 16
7.7
Embodied Energy, MJ/kg 250
110
Embodied Water, L/kg 140
300

Common Calculations

PREN (Pitting Resistance) 27
35
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 26 to 71
26
Strength to Weight: Bending, points 22 to 43
22
Thermal Diffusivity, mm2/s 5.6
3.3
Thermal Shock Resistance, points 26 to 70
20

Alloy Composition

Carbon (C), % 1.5 to 1.6
0 to 0.1
Chromium (Cr), % 3.8 to 5.0
20 to 22.5
Cobalt (Co), % 4.8 to 5.3
18.5 to 21
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 67.5 to 73.5
23.3 to 36.3
Manganese (Mn), % 0.15 to 0.4
1.0 to 2.5
Molybdenum (Mo), % 0 to 1.0
2.5 to 3.5
Nickel (Ni), % 0 to 0.3
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 11.8 to 13
2.0 to 3.0
Vanadium (V), % 4.5 to 5.3
0