MakeItFrom.com
Menu (ESC)

S81921 Stainless Steel vs. C66200 Brass

S81921 stainless steel belongs to the iron alloys classification, while C66200 brass belongs to the copper 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 S81921 stainless steel and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 29
8.0 to 15
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 79
42
Shear Strength, MPa 460
270 to 300
Tensile Strength: Ultimate (UTS), MPa 710
450 to 520
Tensile Strength: Yield (Proof), MPa 500
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 990
180
Melting Completion (Liquidus), °C 1430
1070
Melting Onset (Solidus), °C 1390
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
150
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
35
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
36

Otherwise Unclassified Properties

Base Metal Price, % relative 14
29
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 630
760 to 1030
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
14 to 17
Strength to Weight: Bending, points 23
15 to 16
Thermal Diffusivity, mm2/s 4.0
45
Thermal Shock Resistance, points 20
16 to 18

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19 to 22
0
Copper (Cu), % 0
86.6 to 91
Iron (Fe), % 66.7 to 75.9
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 2.0 to 4.0
0.3 to 1.0
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.040
0.050 to 0.2
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.2 to 0.7
Zinc (Zn), % 0
6.5 to 12.9
Residuals, % 0
0 to 0.5