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C99750 Brass vs. S21600 Stainless Steel

C99750 brass belongs to the copper alloys classification, while S21600 stainless steel belongs to the iron alloys. There are 26 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 C99750 brass and the bottom bar is S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 120
200
Elastic (Young's, Tensile) Modulus, GPa 130
200
Elongation at Break, % 20 to 30
46
Poisson's Ratio 0.32
0.28
Rockwell B Hardness 77 to 82
86
Shear Modulus, GPa 48
79
Tensile Strength: Ultimate (UTS), MPa 450 to 520
710
Tensile Strength: Yield (Proof), MPa 220 to 280
390

Thermal Properties

Latent Heat of Fusion, J/g 200
290
Maximum Temperature: Mechanical, °C 160
990
Melting Completion (Liquidus), °C 840
1420
Melting Onset (Solidus), °C 820
1380
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.6
Embodied Energy, MJ/kg 51
50
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 110
270
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 300
370
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 15 to 18
25
Strength to Weight: Bending, points 16 to 18
23
Thermal Shock Resistance, points 13 to 15
15

Alloy Composition

Aluminum (Al), % 0.25 to 3.0
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17.5 to 22
Copper (Cu), % 55 to 61
0
Iron (Fe), % 0 to 1.0
57.6 to 67.8
Lead (Pb), % 0.5 to 2.5
0
Manganese (Mn), % 17 to 23
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 5.0
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 17 to 23
0
Residuals, % 0 to 0.3
0