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AISI W1 Steel vs. SAE-AISI T6 Steel

Both AISI W1 steel and SAE-AISI T6 steel are iron alloys. They have 62% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI W1 steel and the bottom bar is SAE-AISI T6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
81
Tensile Strength: Ultimate (UTS), MPa 590 to 2320
880 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1450
1830
Melting Onset (Solidus), °C 1410
1770
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 48
18
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
70
Density, g/cm3 7.8
9.5
Embodied Carbon, kg CO2/kg material 1.6
11
Embodied Energy, MJ/kg 21
170
Embodied Water, L/kg 47
160

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 21 to 83
26 to 63
Strength to Weight: Bending, points 20 to 50
21 to 39
Thermal Diffusivity, mm2/s 13
4.7
Thermal Shock Resistance, points 22 to 85
26 to 64

Alloy Composition

Carbon (C), % 0.7 to 1.5
0.75 to 0.85
Chromium (Cr), % 0 to 0.15
4.0 to 4.8
Cobalt (Co), % 0
11 to 13
Copper (Cu), % 0 to 0.2
0 to 0.25
Iron (Fe), % 96.4 to 98.9
55.9 to 63.5
Manganese (Mn), % 0.35 to 0.73
0.2 to 0.4
Molybdenum (Mo), % 0 to 0.1
0.4 to 1.0
Nickel (Ni), % 0 to 0.2
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.1 to 0.4
0.2 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0 to 0.15
18.5 to 21
Vanadium (V), % 0 to 0.1
1.5 to 2.1

Comparable Variants