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C43400 Brass vs. S32950 Stainless Steel

C43400 brass belongs to the copper alloys classification, while S32950 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C43400 brass and the bottom bar is S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 3.0 to 49
17
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 42
80
Shear Strength, MPa 250 to 390
480
Tensile Strength: Ultimate (UTS), MPa 310 to 690
780
Tensile Strength: Yield (Proof), MPa 110 to 560
550

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 1020
1430
Melting Onset (Solidus), °C 990
1390
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 140
16
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 32
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
17
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 44
47
Embodied Water, L/kg 320
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 57 to 1420
730
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 10 to 22
28
Strength to Weight: Bending, points 12 to 20
24
Thermal Diffusivity, mm2/s 41
4.3
Thermal Shock Resistance, points 11 to 24
21

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 84 to 87
0
Iron (Fe), % 0 to 0.050
60.3 to 69.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0
3.5 to 5.2
Nitrogen (N), % 0
0.15 to 0.35
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0.4 to 1.0
0
Zinc (Zn), % 11.4 to 15.6
0
Residuals, % 0 to 0.5
0