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C68300 Brass vs. S44535 Stainless Steel

C68300 brass belongs to the copper alloys classification, while S44535 stainless steel belongs to the iron alloys. There are 28 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 C68300 brass and the bottom bar is S44535 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
28
Poisson's Ratio 0.31
0.27
Rockwell B Hardness 60
77
Shear Modulus, GPa 40
78
Shear Strength, MPa 260
290
Tensile Strength: Ultimate (UTS), MPa 430
450
Tensile Strength: Yield (Proof), MPa 260
290

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 120
1000
Melting Completion (Liquidus), °C 900
1430
Melting Onset (Solidus), °C 890
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
21
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.4
Embodied Energy, MJ/kg 46
34
Embodied Water, L/kg 340
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
110
Resilience: Unit (Modulus of Resilience), kJ/m3 330
200
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
16
Strength to Weight: Bending, points 16
17
Thermal Diffusivity, mm2/s 38
5.6
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
20 to 24
Copper (Cu), % 59 to 63
0 to 0.5
Iron (Fe), % 0
73.2 to 79.6
Lanthanum (La), % 0
0.040 to 0.2
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0.3 to 0.8
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0.3 to 1.0
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.050 to 0.2
0
Titanium (Ti), % 0
0.030 to 0.2
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0