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AISI 384 Stainless Steel vs. C99750 Brass

AISI 384 stainless steel belongs to the iron alloys classification, while C99750 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AISI 384 stainless steel and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 200
130
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
48
Tensile Strength: Ultimate (UTS), MPa 480
450 to 520

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Maximum Temperature: Mechanical, °C 910
160
Melting Completion (Liquidus), °C 1420
840
Melting Onset (Solidus), °C 1380
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 20
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.7
3.1
Embodied Energy, MJ/kg 52
51
Embodied Water, L/kg 150
310

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 17
15 to 18
Strength to Weight: Bending, points 17
16 to 18
Thermal Shock Resistance, points 11
13 to 15

Alloy Composition

Aluminum (Al), % 0
0.25 to 3.0
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
55 to 61
Iron (Fe), % 60.9 to 68
0 to 1.0
Lead (Pb), % 0
0.5 to 2.5
Manganese (Mn), % 0 to 2.0
17 to 23
Nickel (Ni), % 17 to 19
0 to 5.0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
17 to 23
Residuals, % 0
0 to 0.3