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S30415 Stainless Steel vs. C84200 Brass

S30415 stainless steel belongs to the iron alloys classification, while C84200 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 S30415 stainless steel and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
15
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 670
250
Tensile Strength: Yield (Proof), MPa 330
120

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 940
150
Melting Completion (Liquidus), °C 1410
990
Melting Onset (Solidus), °C 1370
840
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 21
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
30
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 3.1
3.1
Embodied Energy, MJ/kg 43
51
Embodied Water, L/kg 140
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
31
Resilience: Unit (Modulus of Resilience), kJ/m3 280
72
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24
8.2
Strength to Weight: Bending, points 22
10
Thermal Diffusivity, mm2/s 5.6
23
Thermal Shock Resistance, points 15
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0.040 to 0.060
0
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 67.8 to 71.8
0 to 0.4
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 9.0 to 10
0 to 0.8
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 1.5
Silicon (Si), % 1.0 to 2.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
10 to 16
Residuals, % 0
0 to 0.7