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C99700 Brass vs. S32654 Stainless Steel

C99700 brass belongs to the copper alloys classification, while S32654 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 25
45
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 46
82
Tensile Strength: Ultimate (UTS), MPa 380
850
Tensile Strength: Yield (Proof), MPa 170
490

Thermal Properties

Latent Heat of Fusion, J/g 200
310
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 900
1450
Melting Onset (Solidus), °C 880
1410
Specific Heat Capacity, J/kg-K 410
460
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 25
34
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 3.3
6.4
Embodied Energy, MJ/kg 53
87
Embodied Water, L/kg 320
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
330
Resilience: Unit (Modulus of Resilience), kJ/m3 120
570
Stiffness to Weight: Axial, points 8.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 13
29
Strength to Weight: Bending, points 14
25
Thermal Shock Resistance, points 11
19

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
24 to 25
Copper (Cu), % 54 to 65.5
0.3 to 0.6
Iron (Fe), % 0 to 1.0
38.3 to 45.3
Lead (Pb), % 0 to 2.0
0
Manganese (Mn), % 11 to 15
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 4.0 to 6.0
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19 to 25
0
Residuals, % 0 to 0.3
0