MakeItFrom.com
Menu (ESC)

S21904 Stainless Steel vs. C26000 Brass

S21904 stainless steel belongs to the iron alloys classification, while C26000 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S21904 stainless steel and the bottom bar is C26000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17 to 51
2.5 to 66
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
41
Shear Strength, MPa 510 to 620
230 to 390
Tensile Strength: Ultimate (UTS), MPa 700 to 1000
320 to 680
Tensile Strength: Yield (Proof), MPa 390 to 910
110 to 570

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 980
140
Melting Completion (Liquidus), °C 1400
950
Melting Onset (Solidus), °C 1350
920
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 14
120
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
31

Otherwise Unclassified Properties

Base Metal Price, % relative 15
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 43
45
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160 to 310
6.1 to 420
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 2070
51 to 1490
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25 to 36
11 to 23
Strength to Weight: Bending, points 23 to 29
13 to 21
Thermal Diffusivity, mm2/s 3.8
38
Thermal Shock Resistance, points 15 to 21
11 to 23

Alloy Composition

Bismuth (Bi), % 0
0 to 0.0059
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
68.5 to 71.5
Iron (Fe), % 59.5 to 67.4
0 to 0.050
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 8.0 to 10
0
Nickel (Ni), % 5.5 to 7.5
0
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
28.1 to 31.5
Residuals, % 0
0 to 0.3