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C69400 Brass vs. ASTM B817 Type I

C69400 brass belongs to the copper alloys classification, while ASTM B817 type I belongs to the titanium 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 C69400 brass and the bottom bar is ASTM B817 type I.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 17
4.0 to 13
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 570
770 to 960
Tensile Strength: Yield (Proof), MPa 270
700 to 860

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 170
340
Melting Completion (Liquidus), °C 920
1600
Melting Onset (Solidus), °C 820
1550
Specific Heat Capacity, J/kg-K 410
560
Thermal Conductivity, W/m-K 26
7.1
Thermal Expansion, µm/m-K 18
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 27
36
Density, g/cm3 8.3
4.4
Embodied Carbon, kg CO2/kg material 2.7
38
Embodied Energy, MJ/kg 44
610
Embodied Water, L/kg 300
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
30 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 340
2310 to 3540
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 19
48 to 60
Strength to Weight: Bending, points 18
42 to 49
Thermal Diffusivity, mm2/s 7.7
2.9
Thermal Shock Resistance, points 20
54 to 68

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0
0 to 0.1
Chlorine (Cl), % 0
0 to 0.2
Copper (Cu), % 80 to 83
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.3
Silicon (Si), % 3.5 to 4.5
0 to 0.1
Sodium (Na), % 0
0 to 0.2
Titanium (Ti), % 0
87 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
0 to 0.4