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ASTM B817 Type II vs. C85900 Brass

ASTM B817 type II belongs to the titanium alloys classification, while C85900 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 C85900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 3.0 to 13
30
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 900 to 960
460
Tensile Strength: Yield (Proof), MPa 780 to 900
190

Thermal Properties

Latent Heat of Fusion, J/g 400
170
Maximum Temperature: Mechanical, °C 350
130
Melting Completion (Liquidus), °C 1580
830
Melting Onset (Solidus), °C 1530
790
Specific Heat Capacity, J/kg-K 550
390
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
2.9
Embodied Energy, MJ/kg 650
49
Embodied Water, L/kg 220
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
170
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 34
20
Strength to Weight: Axial, points 55 to 58
16
Strength to Weight: Bending, points 45 to 47
17
Thermal Shock Resistance, points 62 to 66
16

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
0.1 to 0.6
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 0
0 to 0.2
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
58 to 62
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 0.5
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0
0 to 1.5
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0 to 0.25
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 1.5 to 2.5
0 to 1.5
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Zinc (Zn), % 0
31 to 41
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0 to 0.4
0 to 0.7