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S20910 Stainless Steel vs. C68400 Brass

S20910 stainless steel belongs to the iron alloys classification, while C68400 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is C68400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
150
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 14 to 39
18
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 79
41
Shear Strength, MPa 500 to 570
330
Tensile Strength: Ultimate (UTS), MPa 780 to 940
540
Tensile Strength: Yield (Proof), MPa 430 to 810
310

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1080
130
Melting Completion (Liquidus), °C 1420
840
Melting Onset (Solidus), °C 1380
820
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 13
66
Thermal Expansion, µm/m-K 16
20

Otherwise Unclassified Properties

Base Metal Price, % relative 22
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 68
47
Embodied Water, L/kg 180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
81
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
460
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 28 to 33
19
Strength to Weight: Bending, points 24 to 27
19
Thermal Diffusivity, mm2/s 3.6
21
Thermal Shock Resistance, points 17 to 21
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
59 to 64
Iron (Fe), % 52.1 to 62.1
0 to 1.0
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 4.0 to 6.0
0.2 to 1.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0 to 0.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0.030 to 0.3
Silicon (Si), % 0 to 0.75
1.5 to 2.5
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.5
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
28.6 to 39.3
Residuals, % 0
0 to 0.5