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C85400 Brass vs. S30435 Stainless Steel

C85400 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 C85400 brass and the bottom bar is S30435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
160
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 23
51
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 220
510
Tensile Strength: Yield (Proof), MPa 85
170

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 130
900
Melting Completion (Liquidus), °C 940
1420
Melting Onset (Solidus), °C 940
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 89
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 25
14
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 46
40
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
210
Resilience: Unit (Modulus of Resilience), kJ/m3 35
77
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 7.5
18
Strength to Weight: Bending, points 9.9
18
Thermal Diffusivity, mm2/s 28
4.2
Thermal Shock Resistance, points 7.6
12

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 65 to 70
1.5 to 3.0
Iron (Fe), % 0 to 0.7
66.9 to 75.5
Lead (Pb), % 1.5 to 3.8
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 1.0
7.0 to 9.0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.050
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
0
Residuals, % 0 to 1.1
0