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C68300 Brass vs. S44626 Stainless Steel

C68300 brass belongs to the copper alloys classification, while S44626 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 S44626 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
23
Poisson's Ratio 0.31
0.27
Rockwell B Hardness 60
83
Shear Modulus, GPa 40
80
Shear Strength, MPa 260
340
Tensile Strength: Ultimate (UTS), MPa 430
540
Tensile Strength: Yield (Proof), MPa 260
350

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1440
Melting Onset (Solidus), °C 890
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
17
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Base Metal Price, % relative 23
14
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 340
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
110
Resilience: Unit (Modulus of Resilience), kJ/m3 330
300
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 20
26
Strength to Weight: Axial, points 15
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 38
4.6
Thermal Shock Resistance, points 14
18

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 59 to 63
0 to 0.2
Iron (Fe), % 0
68.1 to 74.1
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 0.75
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0
0 to 0.040
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.3 to 1.0
0 to 0.75
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.050 to 0.2
0
Titanium (Ti), % 0
0.2 to 1.0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0