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C97600 Dairy Metal vs. C99700 Brass

Both C97600 dairy metal and C99700 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 73% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C97600 dairy metal and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 11
25
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 46
46
Tensile Strength: Ultimate (UTS), MPa 310
380
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 210
160
Melting Completion (Liquidus), °C 1140
900
Melting Onset (Solidus), °C 1110
880
Specific Heat Capacity, J/kg-K 380
410
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.0
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 5.1
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
25
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 4.6
3.3
Embodied Energy, MJ/kg 69
53
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
78
Resilience: Unit (Modulus of Resilience), kJ/m3 85
120
Stiffness to Weight: Axial, points 7.7
8.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 9.8
13
Strength to Weight: Bending, points 12
14
Thermal Shock Resistance, points 11
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.5 to 3.0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 63 to 67
54 to 65.5
Iron (Fe), % 0 to 1.5
0 to 1.0
Lead (Pb), % 3.0 to 5.0
0 to 2.0
Manganese (Mn), % 0
11 to 15
Nickel (Ni), % 19 to 21.5
4.0 to 6.0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 3.5 to 4.0
0 to 1.0
Zinc (Zn), % 3.0 to 9.0
19 to 25
Residuals, % 0
0 to 0.3