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S21603 Stainless Steel vs. C69700 Brass

S21603 stainless steel belongs to the iron alloys classification, while C69700 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 79
41
Shear Strength, MPa 490
300
Tensile Strength: Ultimate (UTS), MPa 690
470
Tensile Strength: Yield (Proof), MPa 390
230

Thermal Properties

Latent Heat of Fusion, J/g 290
240
Maximum Temperature: Mechanical, °C 990
160
Melting Completion (Liquidus), °C 1420
930
Melting Onset (Solidus), °C 1380
880
Specific Heat Capacity, J/kg-K 480
400
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 17
26
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 50
44
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
99
Resilience: Unit (Modulus of Resilience), kJ/m3 380
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25
16
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Copper (Cu), % 0
75 to 80
Iron (Fe), % 57.6 to 67.8
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 7.5 to 9.0
0 to 0.4
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
2.5 to 3.5
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5