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S82012 Stainless Steel vs. C42500 Brass

S82012 stainless steel belongs to the iron alloys classification, while C42500 brass belongs to the copper alloys. There are 29 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 S82012 stainless steel and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
2.0 to 49
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
42
Shear Strength, MPa 550
220 to 360
Tensile Strength: Ultimate (UTS), MPa 800
310 to 630
Tensile Strength: Yield (Proof), MPa 560
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 950
180
Melting Completion (Liquidus), °C 1430
1030
Melting Onset (Solidus), °C 1380
1010
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
29

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.4
2.8
Embodied Energy, MJ/kg 35
46
Embodied Water, L/kg 140
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 790
64 to 1570
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 29
9.9 to 20
Strength to Weight: Bending, points 25
12 to 19
Thermal Diffusivity, mm2/s 3.9
36
Thermal Shock Resistance, points 23
11 to 22

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 19 to 20.5
0
Copper (Cu), % 0 to 1.0
87 to 90
Iron (Fe), % 71.3 to 77.9
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 0.8 to 1.5
0
Nitrogen (N), % 0.16 to 0.26
0
Phosphorus (P), % 0 to 0.040
0 to 0.35
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.0050
0
Tin (Sn), % 0
1.5 to 3.0
Zinc (Zn), % 0
6.1 to 11.5
Residuals, % 0
0 to 0.5