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C33200 Brass vs. S43940 Stainless Steel

C33200 brass belongs to the copper alloys classification, while S43940 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C33200 brass and the bottom bar is S43940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 7.0 to 60
21
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 240 to 300
310
Tensile Strength: Ultimate (UTS), MPa 320 to 520
490
Tensile Strength: Yield (Proof), MPa 110 to 450
280

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 130
890
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 900
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 28
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 24
12
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 44
38
Embodied Water, L/kg 320
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 150
86
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 960
200
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 17
18
Strength to Weight: Bending, points 13 to 17
18
Thermal Diffusivity, mm2/s 37
6.8
Thermal Shock Resistance, points 11 to 17
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 65 to 68
0
Iron (Fe), % 0 to 0.070
78.2 to 82.1
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Niobium (Nb), % 0
0.3 to 0.6
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.1 to 0.6
Zinc (Zn), % 29 to 33.5
0
Residuals, % 0 to 0.4
0