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C68700 Brass vs. EN 1.4869 Casting Alloy

C68700 brass belongs to the copper alloys classification, while EN 1.4869 casting alloy belongs to the nickel alloys. 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 C68700 brass and the bottom bar is EN 1.4869 casting alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
80
Tensile Strength: Ultimate (UTS), MPa 390
540
Tensile Strength: Yield (Proof), MPa 140
310

Thermal Properties

Latent Heat of Fusion, J/g 190
330
Maximum Temperature: Mechanical, °C 160
1200
Melting Completion (Liquidus), °C 970
1450
Melting Onset (Solidus), °C 930
1390
Specific Heat Capacity, J/kg-K 400
460
Thermal Conductivity, W/m-K 100
10
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
70
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 2.8
7.7
Embodied Energy, MJ/kg 46
110
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 90
230
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 13
18
Strength to Weight: Bending, points 14
17
Thermal Diffusivity, mm2/s 30
2.6
Thermal Shock Resistance, points 13
14

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
0
Arsenic (As), % 0.020 to 0.1
0
Carbon (C), % 0
0.45 to 0.55
Chromium (Cr), % 0
24 to 26
Cobalt (Co), % 0
14 to 16
Copper (Cu), % 76 to 79
0
Iron (Fe), % 0 to 0.060
11.4 to 23.6
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
33 to 37
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
4.0 to 6.0
Zinc (Zn), % 17.8 to 22.2
0
Residuals, % 0 to 0.5
0