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C68400 Brass vs. S30600 Stainless Steel

C68400 brass belongs to the copper alloys classification, while S30600 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is S30600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 18
45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
76
Shear Strength, MPa 330
430
Tensile Strength: Ultimate (UTS), MPa 540
610
Tensile Strength: Yield (Proof), MPa 310
270

Thermal Properties

Latent Heat of Fusion, J/g 210
350
Maximum Temperature: Mechanical, °C 130
950
Melting Completion (Liquidus), °C 840
1380
Melting Onset (Solidus), °C 820
1330
Specific Heat Capacity, J/kg-K 400
490
Thermal Conductivity, W/m-K 66
14
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 99
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
19
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 47
51
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
220
Resilience: Unit (Modulus of Resilience), kJ/m3 460
190
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 19
21
Thermal Diffusivity, mm2/s 21
3.7
Thermal Shock Resistance, points 18
14

Alloy Composition


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Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Carbon (C), % 0
0 to 0.018
Chromium (Cr), % 0
17 to 18.5
Copper (Cu), % 59 to 64
0 to 0.5
Iron (Fe), % 0 to 1.0
58.9 to 65.3
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.5
14 to 15.5
Phosphorus (P), % 0.030 to 0.3
0 to 0.020
Silicon (Si), % 1.5 to 2.5
3.7 to 4.3
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0