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SAE-AISI T6 Steel vs. AWS E3155

Both SAE-AISI T6 steel and AWS E3155 are iron alloys. They have 50% 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 T6 steel and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
81
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
770

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1830
1460
Melting Onset (Solidus), °C 1770
1410
Specific Heat Capacity, J/kg-K 400
450
Thermal Conductivity, W/m-K 18
13
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
70
Density, g/cm3 9.5
8.4
Embodied Carbon, kg CO2/kg material 11
7.7
Embodied Energy, MJ/kg 170
110
Embodied Water, L/kg 160
300

Common Calculations

PREN (Pitting Resistance) 39
35
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 26 to 63
26
Strength to Weight: Bending, points 21 to 39
22
Thermal Diffusivity, mm2/s 4.7
3.3
Thermal Shock Resistance, points 26 to 64
20

Alloy Composition

Carbon (C), % 0.75 to 0.85
0 to 0.1
Chromium (Cr), % 4.0 to 4.8
20 to 22.5
Cobalt (Co), % 11 to 13
18.5 to 21
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 55.9 to 63.5
23.3 to 36.3
Manganese (Mn), % 0.2 to 0.4
1.0 to 2.5
Molybdenum (Mo), % 0.4 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), % 0.2 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 18.5 to 21
2.0 to 3.0
Vanadium (V), % 1.5 to 2.1
0