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C26200 Brass vs. S40920 Stainless Steel

C26200 brass belongs to the copper alloys classification, while S40920 stainless steel belongs to the iron alloys. There are 30 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 C26200 brass and the bottom bar is S40920 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 3.0 to 180
22
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 55 to 93
77
Shear Modulus, GPa 41
75
Shear Strength, MPa 230 to 390
270
Tensile Strength: Ultimate (UTS), MPa 330 to 770
430
Tensile Strength: Yield (Proof), MPa 110 to 490
190

Thermal Properties

Latent Heat of Fusion, J/g 180
270
Maximum Temperature: Mechanical, °C 140
710
Melting Completion (Liquidus), °C 950
1450
Melting Onset (Solidus), °C 920
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
26
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 31
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
6.5
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.0
Embodied Energy, MJ/kg 45
28
Embodied Water, L/kg 320
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 160
78
Resilience: Unit (Modulus of Resilience), kJ/m3 62 to 1110
97
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 26
15
Strength to Weight: Bending, points 13 to 23
16
Thermal Diffusivity, mm2/s 38
6.9
Thermal Shock Resistance, points 11 to 26
15

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 67 to 70
0
Iron (Fe), % 0 to 0.050
85.1 to 89.4
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0.15 to 0.5
Zinc (Zn), % 29.6 to 33
0
Residuals, % 0 to 0.3
0