MakeItFrom.com
Menu (ESC)

C99750 Brass vs. S32950 Stainless Steel

C99750 brass belongs to the copper alloys classification, while S32950 stainless steel belongs to the iron alloys. There are 27 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 C99750 brass and the bottom bar is S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 120
260
Elastic (Young's, Tensile) Modulus, GPa 130
200
Elongation at Break, % 20 to 30
17
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 48
80
Tensile Strength: Ultimate (UTS), MPa 450 to 520
780
Tensile Strength: Yield (Proof), MPa 220 to 280
550

Thermal Properties

Latent Heat of Fusion, J/g 200
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 840
1430
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 300
730
Stiffness to Weight: Axial, points 8.6
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 15 to 18
28
Strength to Weight: Bending, points 16 to 18
24
Thermal Shock Resistance, points 13 to 15
21

Alloy Composition

Aluminum (Al), % 0.25 to 3.0
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 55 to 61
0
Iron (Fe), % 0 to 1.0
60.3 to 69.4
Lead (Pb), % 0.5 to 2.5
0
Manganese (Mn), % 17 to 23
0 to 2.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0 to 5.0
3.5 to 5.2
Nitrogen (N), % 0
0.15 to 0.35
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 17 to 23
0
Residuals, % 0 to 0.3
0