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C87800 Brass vs. S44330 Stainless Steel

C87800 brass belongs to the copper alloys classification, while S44330 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C87800 brass and the bottom bar is S44330 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 25
25
Poisson's Ratio 0.33
0.27
Rockwell B Hardness 86
79
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 590
440
Tensile Strength: Yield (Proof), MPa 350
230

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 170
990
Melting Completion (Liquidus), °C 920
1440
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
21
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 27
13
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
40
Embodied Water, L/kg 300
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
91
Resilience: Unit (Modulus of Resilience), kJ/m3 540
140
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 20
16
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 8.3
5.7
Thermal Shock Resistance, points 21
16

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
20 to 23
Copper (Cu), % 80 to 84.2
0.3 to 0.8
Iron (Fe), % 0 to 0.15
72.5 to 79.7
Lead (Pb), % 0 to 0.15
0
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.2
0
Niobium (Nb), % 0
0 to 0.8
Nitrogen (N), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 3.8 to 4.2
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
0 to 0.8
Zinc (Zn), % 12 to 16
0
Residuals, % 0 to 0.5
0