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C23400 Brass vs. EN 1.4347 Stainless Steel

C23400 brass belongs to the copper alloys classification, while EN 1.4347 stainless steel belongs to the iron alloys. There are 22 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 1.4347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 42
79
Tensile Strength: Ultimate (UTS), MPa 370 to 640
660

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 970
1410
Melting Onset (Solidus), °C 930
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 27
16
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 320
170

Common Calculations

Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12 to 21
24
Strength to Weight: Bending, points 13 to 19
22
Thermal Diffusivity, mm2/s 36
4.0
Thermal Shock Resistance, points 12 to 22
19

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 81 to 84
0
Iron (Fe), % 0 to 0.050
62.2 to 69.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
5.5 to 7.5
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 15.7 to 19
0
Residuals, % 0 to 0.2
0