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C85800 Brass vs. S30435 Stainless Steel

C85800 brass belongs to the copper alloys classification, while S30435 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 C85800 brass and the bottom bar is S30435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
51
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 56
77
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 380
510
Tensile Strength: Yield (Proof), MPa 210
170

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 120
900
Melting Completion (Liquidus), °C 900
1420
Melting Onset (Solidus), °C 870
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 84
16
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 22
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 24
14
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 47
40
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
210
Resilience: Unit (Modulus of Resilience), kJ/m3 210
77
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 13
18
Strength to Weight: Bending, points 15
18
Thermal Diffusivity, mm2/s 27
4.2
Thermal Shock Resistance, points 13
12

Alloy Composition

Aluminum (Al), % 0 to 0.55
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 57 to 69
1.5 to 3.0
Iron (Fe), % 0 to 0.5
66.9 to 75.5
Lead (Pb), % 0 to 1.5
0
Manganese (Mn), % 0 to 0.25
0 to 2.0
Nickel (Ni), % 0 to 0.5
7.0 to 9.0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 31 to 41
0
Residuals, % 0 to 1.3
0