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ASTM B817 Type II vs. CC762S Brass

ASTM B817 type II belongs to the titanium alloys classification, while CC762S brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type II and the bottom bar is CC762S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 3.0 to 13
7.3
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 900 to 960
840
Tensile Strength: Yield (Proof), MPa 780 to 900
540

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 350
160
Melting Completion (Liquidus), °C 1580
920
Melting Onset (Solidus), °C 1530
870
Specific Heat Capacity, J/kg-K 550
420
Thermal Expansion, µm/m-K 9.9
20

Otherwise Unclassified Properties

Base Metal Price, % relative 37
24
Density, g/cm3 4.6
8.0
Embodied Carbon, kg CO2/kg material 40
3.1
Embodied Energy, MJ/kg 650
51
Embodied Water, L/kg 220
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
54
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
1290
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 34
20
Strength to Weight: Axial, points 55 to 58
29
Strength to Weight: Bending, points 45 to 47
25
Thermal Shock Resistance, points 62 to 66
27

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
3.0 to 7.0
Antimony (Sb), % 0
0 to 0.030
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
57 to 67
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
1.5 to 4.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0
2.5 to 5.0
Nickel (Ni), % 0
0 to 3.0
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.1
Sodium (Na), % 0 to 0.2
0
Tin (Sn), % 1.5 to 2.5
0 to 0.2
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Zinc (Zn), % 0
13.4 to 36
Residuals, % 0 to 0.4
0