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ASTM B817 Type I vs. CC498K Bronze

ASTM B817 type I belongs to the titanium alloys classification, while CC498K bronze belongs to the copper alloys. There are 28 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 ASTM B817 type I and the bottom bar is CC498K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 4.0 to 13
14
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 770 to 960
260
Tensile Strength: Yield (Proof), MPa 700 to 860
130

Thermal Properties

Latent Heat of Fusion, J/g 410
190
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1600
1000
Melting Onset (Solidus), °C 1550
920
Specific Heat Capacity, J/kg-K 560
370
Thermal Conductivity, W/m-K 7.1
73
Thermal Expansion, µm/m-K 9.6
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 4.4
8.8
Embodied Carbon, kg CO2/kg material 38
3.2
Embodied Energy, MJ/kg 610
52
Embodied Water, L/kg 200
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 120
30
Resilience: Unit (Modulus of Resilience), kJ/m3 2310 to 3540
72
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 48 to 60
8.1
Strength to Weight: Bending, points 42 to 49
10
Thermal Diffusivity, mm2/s 2.9
22
Thermal Shock Resistance, points 54 to 68
9.3

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0
85 to 90
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.25
Lead (Pb), % 0
1.0 to 2.0
Nickel (Ni), % 0
0 to 1.0
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 0.010
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
5.5 to 6.5
Titanium (Ti), % 87 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
3.0 to 5.0
Residuals, % 0 to 0.4
0