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ASTM B780 Alloy vs. SAE-AISI T2 Steel

ASTM B780 alloy belongs to the otherwise unclassified metals classification, while SAE-AISI T2 steel belongs to the iron alloys. There are 13 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is ASTM B780 alloy and the bottom bar is SAE-AISI T2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
200
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 30
79
Tensile Strength: Ultimate (UTS), MPa 330 to 590
780 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 140
250
Specific Heat Capacity, J/kg-K 270
410
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Density, g/cm3 10
9.3

Common Calculations

Stiffness to Weight: Axial, points 4.5
12
Stiffness to Weight: Bending, points 14
21
Strength to Weight: Axial, points 9.1 to 16
23 to 64
Strength to Weight: Bending, points 11 to 15
20 to 40
Thermal Shock Resistance, points 16 to 29
23 to 65

Alloy Composition

Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.8 to 0.9
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 23.5 to 25.7
0 to 0.25
Iron (Fe), % 0 to 0.050
70.8 to 75.8
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0.35 to 0.65
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Silver (Ag), % 74 to 76
0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
1.8 to 2.4
Zinc (Zn), % 0 to 0.060
0

Comparable Variants