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C68100 Brass vs. AISI 204 Stainless Steel

C68100 brass belongs to the copper alloys classification, while AISI 204 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C68100 brass and the bottom bar is AISI 204 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 29
23 to 39
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 380
730 to 1100
Tensile Strength: Yield (Proof), MPa 140
380 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 120
850
Melting Completion (Liquidus), °C 890
1410
Melting Onset (Solidus), °C 870
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 98
15
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 27
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.4
Embodied Energy, MJ/kg 47
35
Embodied Water, L/kg 330
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
240 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 94
360 to 2940
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 13
27 to 40
Strength to Weight: Bending, points 15
24 to 31
Thermal Diffusivity, mm2/s 32
4.1
Thermal Shock Resistance, points 13
16 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 56 to 60
0
Iron (Fe), % 0.25 to 1.3
69.6 to 76.4
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.010 to 0.5
7.0 to 9.0
Nickel (Ni), % 0
1.5 to 3.0
Nitrogen (N), % 0
0.15 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.040 to 0.15
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.75 to 1.1
0
Zinc (Zn), % 36.4 to 43
0
Residuals, % 0 to 0.5
0