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ASTM B817 Type II vs. C84000 Brass

ASTM B817 type II belongs to the titanium alloys classification, while C84000 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 C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 3.0 to 13
27
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 900 to 960
250
Tensile Strength: Yield (Proof), MPa 780 to 900
140

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 350
170
Melting Completion (Liquidus), °C 1580
1040
Melting Onset (Solidus), °C 1530
940
Specific Heat Capacity, J/kg-K 550
380
Thermal Expansion, µm/m-K 9.9
18

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 4.6
8.6
Embodied Carbon, kg CO2/kg material 40
3.0
Embodied Energy, MJ/kg 650
49
Embodied Water, L/kg 220
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
58
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
83
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 34
19
Strength to Weight: Axial, points 55 to 58
8.2
Strength to Weight: Bending, points 45 to 47
10
Thermal Shock Resistance, points 62 to 66
9.0

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
82 to 89
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 0.4
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0
0.5 to 2.0
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 1.5 to 2.5
2.0 to 4.0
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Zinc (Zn), % 0
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0 to 0.4
0 to 0.7