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C27000 Brass vs. S35315 Stainless Steel

C27000 brass belongs to the copper alloys classification, while S35315 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C27000 brass and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 53 to 91
82
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 370 to 650
740

Thermal Properties

Latent Heat of Fusion, J/g 180
330
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 930
1370
Melting Onset (Solidus), °C 900
1330
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
34
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
5.7
Embodied Energy, MJ/kg 45
81
Embodied Water, L/kg 320
220

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 22
26
Strength to Weight: Bending, points 14 to 21
23
Thermal Diffusivity, mm2/s 37
3.1
Thermal Shock Resistance, points 12 to 22
17

Alloy Composition

Carbon (C), % 0
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 63 to 68.5
0
Iron (Fe), % 0 to 0.1
33.6 to 40.6
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
34 to 36
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.2 to 2.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 31 to 37
0
Residuals, % 0 to 0.3
0