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CC755S Brass vs. AISI 415 Stainless Steel

CC755S brass belongs to the copper alloys classification, while AISI 415 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 CC755S brass and the bottom bar is AISI 415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
260
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 9.5
17
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 390
900
Tensile Strength: Yield (Proof), MPa 250
700

Thermal Properties

Latent Heat of Fusion, J/g 170
270
Maximum Temperature: Mechanical, °C 120
780
Melting Completion (Liquidus), °C 820
1450
Melting Onset (Solidus), °C 780
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
24
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 30
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 46
35
Embodied Water, L/kg 330
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
140
Resilience: Unit (Modulus of Resilience), kJ/m3 290
1250
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14
32
Strength to Weight: Bending, points 15
26
Thermal Diffusivity, mm2/s 38
6.4
Thermal Shock Resistance, points 13
33

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
11.5 to 14
Copper (Cu), % 59.5 to 61
0
Iron (Fe), % 0.050 to 0.2
77.8 to 84
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0.5 to 1.0
Molybdenum (Mo), % 0
0.5 to 1.0
Nickel (Ni), % 0 to 0.2
3.5 to 5.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.050
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0