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C23400 Brass vs. EN 1.4729 Stainless Steel

C23400 brass belongs to the copper alloys classification, while EN 1.4729 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C23400 brass and the bottom bar is EN 1.4729 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 42
75

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 160
850
Melting Completion (Liquidus), °C 970
1420
Melting Onset (Solidus), °C 930
1380
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
24
Thermal Expansion, µm/m-K 19
10

Otherwise Unclassified Properties

Base Metal Price, % relative 27
7.5
Density, g/cm3 8.5
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.1
Embodied Energy, MJ/kg 43
29
Embodied Water, L/kg 320
100

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 36
6.5

Alloy Composition

Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 81 to 84
0
Iron (Fe), % 0 to 0.050
80.4 to 86.7
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 15.7 to 19
0
Residuals, % 0 to 0.2
0