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C26000 Brass vs. S17700 Stainless Steel

C26000 brass belongs to the copper alloys classification, while S17700 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C26000 brass and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 2.5 to 66
1.0 to 23
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
76
Shear Strength, MPa 230 to 390
740 to 940
Tensile Strength: Ultimate (UTS), MPa 320 to 680
1180 to 1650
Tensile Strength: Yield (Proof), MPa 110 to 570
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 140
890
Melting Completion (Liquidus), °C 950
1440
Melting Onset (Solidus), °C 920
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 31
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
13
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
40
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 420
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
460 to 3750
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 23
42 to 59
Strength to Weight: Bending, points 13 to 21
32 to 40
Thermal Diffusivity, mm2/s 38
4.1
Thermal Shock Resistance, points 11 to 23
39 to 54

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Bismuth (Bi), % 0 to 0.0059
0
Carbon (C), % 0
0 to 0.090
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 68.5 to 71.5
0
Iron (Fe), % 0 to 0.050
70.5 to 76.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
6.5 to 7.8
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 28.1 to 31.5
0
Residuals, % 0 to 0.3
0