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AWS ENiCu-7 vs. CC753S Brass

AWS ENiCu-7 belongs to the nickel alloys classification, while CC753S brass belongs to the copper alloys. They have a modest 31% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCu-7 and the bottom bar is CC753S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
100
Elongation at Break, % 34
17
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 62
40
Tensile Strength: Ultimate (UTS), MPa 550
340

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Melting Completion (Liquidus), °C 1270
820
Melting Onset (Solidus), °C 1230
780
Specific Heat Capacity, J/kg-K 430
390
Thermal Conductivity, W/m-K 21
99
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
29

Otherwise Unclassified Properties

Base Metal Price, % relative 50
23
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 8.0
2.8
Embodied Energy, MJ/kg 110
47
Embodied Water, L/kg 250
330

Common Calculations

Stiffness to Weight: Axial, points 10
7.1
Stiffness to Weight: Bending, points 21
19
Strength to Weight: Axial, points 17
12
Strength to Weight: Bending, points 17
13
Thermal Diffusivity, mm2/s 5.5
32
Thermal Shock Resistance, points 18
11

Alloy Composition

Aluminum (Al), % 0 to 0.75
0.4 to 0.8
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 20.6 to 38
56.8 to 60.5
Iron (Fe), % 0 to 2.5
0.5 to 0.8
Lead (Pb), % 0
1.8 to 2.5
Manganese (Mn), % 0 to 4.0
0 to 0.2
Nickel (Ni), % 62 to 69
0.5 to 1.2
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.050
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.8
Titanium (Ti), % 0 to 1.0
0
Zinc (Zn), % 0
33.1 to 40
Residuals, % 0 to 0.5
0