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ASTM B817 Type II vs. CR005A Copper

ASTM B817 type II belongs to the titanium alloys classification, while CR005A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type II and the bottom bar is CR005A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 3.0 to 13
15
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 900 to 960
230
Tensile Strength: Yield (Proof), MPa 780 to 900
140

Thermal Properties

Latent Heat of Fusion, J/g 400
210
Maximum Temperature: Mechanical, °C 350
200
Melting Completion (Liquidus), °C 1580
1090
Melting Onset (Solidus), °C 1530
1040
Specific Heat Capacity, J/kg-K 550
390
Thermal Expansion, µm/m-K 9.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
31
Density, g/cm3 4.6
9.0
Embodied Carbon, kg CO2/kg material 40
2.6
Embodied Energy, MJ/kg 650
41
Embodied Water, L/kg 220
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
31
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
18
Strength to Weight: Axial, points 55 to 58
7.1
Strength to Weight: Bending, points 45 to 47
9.3
Thermal Shock Resistance, points 62 to 66
8.1

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
0
Carbon (C), % 0 to 0.1
0
Chlorine (Cl), % 0 to 0.2
0
Copper (Cu), % 0.35 to 1.0
99.9 to 100
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0 to 0.040
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
0 to 0.015
Sodium (Na), % 0 to 0.2
0
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0
Residuals, % 0 to 0.4
0