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CC755S Brass vs. EN 1.4429 Stainless Steel

CC755S brass belongs to the copper alloys classification, while EN 1.4429 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 CC755S brass and the bottom bar is EN 1.4429 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
220
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 9.5
40
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 390
690
Tensile Strength: Yield (Proof), MPa 250
320

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
960
Melting Completion (Liquidus), °C 820
1440
Melting Onset (Solidus), °C 780
1400
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
20
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
4.0
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 330
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
230
Resilience: Unit (Modulus of Resilience), kJ/m3 290
250
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14
24
Strength to Weight: Bending, points 15
22
Thermal Diffusivity, mm2/s 38
4.0
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
16.5 to 18.5
Copper (Cu), % 59.5 to 61
0
Iron (Fe), % 0.050 to 0.2
61.2 to 69.9
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0 to 0.2
11 to 14
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.050
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0