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AISI 312 Stainless Steel vs. C35000 Brass

AISI 312 stainless steel belongs to the iron alloys classification, while C35000 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AISI 312 stainless steel and the bottom bar is C35000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 780
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1100
120
Melting Completion (Liquidus), °C 1430
920
Melting Onset (Solidus), °C 1390
890
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
29

Otherwise Unclassified Properties

Base Metal Price, % relative 17
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 48
45
Embodied Water, L/kg 170
320

Common Calculations

Stiffness to Weight: Axial, points 15
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
12 to 22
Strength to Weight: Bending, points 24
13 to 21
Thermal Diffusivity, mm2/s 4.3
37
Thermal Shock Resistance, points 21
11 to 22

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 62.2 to 69.2
0 to 0.1
Lead (Pb), % 0
0.8 to 2.0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 1.2 to 2.0
0
Nickel (Ni), % 5.5 to 6.5
0
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
34.5 to 39.2
Residuals, % 0
0 to 0.4