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C69430 Brass vs. AISI 308L Stainless Steel

C69430 brass belongs to the copper alloys classification, while AISI 308L 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 C69430 brass and the bottom bar is AISI 308L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
78
Shear Strength, MPa 350
380
Tensile Strength: Ultimate (UTS), MPa 570
580
Tensile Strength: Yield (Proof), MPa 280
230

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 170
1010
Melting Completion (Liquidus), °C 920
1420
Melting Onset (Solidus), °C 820
1380
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 27
16
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 300
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
160
Resilience: Unit (Modulus of Resilience), kJ/m3 340
140
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 7.7
4.1
Thermal Shock Resistance, points 20
13

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
19.5 to 22
Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
63.8 to 70.5
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
1.0 to 2.5
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 3.5 to 4.5
0.25 to 0.6
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 11.4 to 16.5
0
Residuals, % 0 to 0.5
0