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S21603 Stainless Steel vs. CC751S Brass

S21603 stainless steel belongs to the iron alloys classification, while CC751S brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
5.6
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 690
450
Tensile Strength: Yield (Proof), MPa 390
320

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 990
130
Melting Completion (Liquidus), °C 1420
850
Melting Onset (Solidus), °C 1380
810
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 17
24
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 50
46
Embodied Water, L/kg 160
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
23
Resilience: Unit (Modulus of Resilience), kJ/m3 380
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 15
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Copper (Cu), % 0
62.7 to 66
Iron (Fe), % 57.6 to 67.8
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 7.5 to 9.0
0 to 0.15
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0 to 0.8
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0.65 to 1.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6