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C36200 Brass vs. S21640 Stainless Steel

C36200 brass belongs to the copper alloys classification, while S21640 stainless steel belongs to the iron 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 C36200 brass and the bottom bar is S21640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 20 to 53
46
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 39
78
Shear Strength, MPa 210 to 240
520
Tensile Strength: Ultimate (UTS), MPa 340 to 420
740
Tensile Strength: Yield (Proof), MPa 130 to 360
350

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 120
940
Melting Completion (Liquidus), °C 900
1430
Melting Onset (Solidus), °C 890
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 28
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 45
51
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 140
280
Resilience: Unit (Modulus of Resilience), kJ/m3 89 to 630
300
Stiffness to Weight: Axial, points 6.9
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 14
27
Strength to Weight: Bending, points 13 to 15
23
Thermal Diffusivity, mm2/s 37
4.0
Thermal Shock Resistance, points 11 to 14
16

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 60 to 63
0
Iron (Fe), % 0 to 0.15
63 to 74.3
Lead (Pb), % 3.5 to 4.5
0
Manganese (Mn), % 0
3.5 to 6.5
Molybdenum (Mo), % 0
0.5 to 2.0
Nickel (Ni), % 0
4.0 to 6.5
Niobium (Nb), % 0
0.1 to 1.0
Nitrogen (N), % 0
0.080 to 0.3
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 32.4 to 36.5
0