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S20910 Stainless Steel vs. C47000 Brass

S20910 stainless steel belongs to the iron alloys classification, while C47000 brass belongs to the copper 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 S20910 stainless steel and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 14 to 39
36
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 780 to 940
380
Tensile Strength: Yield (Proof), MPa 430 to 810
150

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1080
120
Melting Completion (Liquidus), °C 1420
900
Melting Onset (Solidus), °C 1380
890
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 13
120
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Base Metal Price, % relative 22
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 68
47
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
100
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 28 to 33
13
Strength to Weight: Bending, points 24 to 27
15
Thermal Diffusivity, mm2/s 3.6
38
Thermal Shock Resistance, points 17 to 21
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
57 to 61
Iron (Fe), % 52.1 to 62.1
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.25 to 1.0
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
37.5 to 42.8
Residuals, % 0
0 to 0.4