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S30415 Stainless Steel vs. C84100 Brass

S30415 stainless steel belongs to the iron alloys classification, while C84100 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S30415 stainless steel and the bottom bar is C84100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
65
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
13
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
39
Tensile Strength: Ultimate (UTS), MPa 670
230
Tensile Strength: Yield (Proof), MPa 330
81

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 940
160
Melting Completion (Liquidus), °C 1410
1000
Melting Onset (Solidus), °C 1370
810
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
23
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
25

Otherwise Unclassified Properties

Base Metal Price, % relative 15
29
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 3.1
2.9
Embodied Energy, MJ/kg 43
48
Embodied Water, L/kg 140
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
24
Resilience: Unit (Modulus of Resilience), kJ/m3 280
30
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
7.4
Strength to Weight: Bending, points 22
9.7
Thermal Diffusivity, mm2/s 5.6
33
Thermal Shock Resistance, points 15
7.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.050
Bismuth (Bi), % 0
0 to 0.090
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 85
Iron (Fe), % 67.8 to 71.8
0 to 0.3
Lead (Pb), % 0
0.050 to 0.25
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 9.0 to 10
0 to 0.5
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 1.0 to 2.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 4.5
Zinc (Zn), % 0
12 to 20
Residuals, % 0
0 to 0.5