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C32000 Brass vs. EN 1.4640 Stainless Steel

C32000 brass belongs to the copper alloys classification, while EN 1.4640 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C32000 brass and the bottom bar is EN 1.4640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 29
51
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 180 to 280
440 to 460
Tensile Strength: Ultimate (UTS), MPa 270 to 470
620 to 650
Tensile Strength: Yield (Proof), MPa 78 to 390
240 to 260

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Maximum Temperature: Mechanical, °C 170
930
Melting Completion (Liquidus), °C 1020
1420
Melting Onset (Solidus), °C 990
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 160
15
Thermal Expansion, µm/m-K 19
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 28
14
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
40
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
250 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
150 to 170
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.8 to 15
22 to 23
Strength to Weight: Bending, points 11 to 16
21
Thermal Diffusivity, mm2/s 47
4.0
Thermal Shock Resistance, points 9.5 to 16
14 to 15

Alloy Composition

Carbon (C), % 0
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 83.5 to 86.5
1.3 to 2.0
Iron (Fe), % 0 to 0.1
67.4 to 73.6
Lead (Pb), % 1.5 to 2.2
0
Manganese (Mn), % 0
1.5 to 4.0
Nickel (Ni), % 0 to 0.25
5.5 to 6.9
Nitrogen (N), % 0
0.030 to 0.11
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 10.6 to 15
0
Residuals, % 0 to 0.4
0