MakeItFrom.com
Menu (ESC)

AISI 304 Stainless Steel vs. C69400 Brass

AISI 304 stainless steel belongs to the iron alloys classification, while C69400 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 AISI 304 stainless steel and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 8.0 to 43
17
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
42
Shear Strength, MPa 400 to 690
350
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
570
Tensile Strength: Yield (Proof), MPa 230 to 860
270

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 710
170
Melting Completion (Liquidus), °C 1450
920
Melting Onset (Solidus), °C 1400
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 16
26
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
80
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1870
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21 to 42
19
Strength to Weight: Bending, points 20 to 32
18
Thermal Diffusivity, mm2/s 4.2
7.7
Thermal Shock Resistance, points 12 to 25
20

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
80 to 83
Iron (Fe), % 66.5 to 74
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
3.5 to 4.5
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5