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CC751S Brass vs. S39277 Stainless Steel

CC751S brass belongs to the copper alloys classification, while S39277 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 CC751S brass and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
250
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 5.6
28
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 450
930
Tensile Strength: Yield (Proof), MPa 320
660

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 850
1460
Melting Onset (Solidus), °C 810
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 110
16
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 28
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.8
4.2
Embodied Energy, MJ/kg 46
59
Embodied Water, L/kg 330
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
240
Resilience: Unit (Modulus of Resilience), kJ/m3 480
1070
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15
33
Strength to Weight: Bending, points 16
27
Thermal Diffusivity, mm2/s 35
4.2
Thermal Shock Resistance, points 15
26

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 62.7 to 66
1.2 to 2.0
Iron (Fe), % 0.25 to 0.5
56.8 to 64.3
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0 to 0.8
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.8
6.5 to 8.0
Nitrogen (N), % 0
0.23 to 0.33
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0.65 to 1.1
0 to 0.8
Sulfur (S), % 0
0 to 0.0020
Tin (Sn), % 0 to 0.8
0
Tungsten (W), % 0
0.8 to 1.2
Zinc (Zn), % 27.9 to 35.6
0