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AISI 441 Stainless Steel vs. C38000 Brass

AISI 441 stainless steel belongs to the iron alloys classification, while C38000 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 441 stainless steel and the bottom bar is C38000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 23
17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
39
Shear Strength, MPa 300
230
Tensile Strength: Ultimate (UTS), MPa 470
380
Tensile Strength: Yield (Proof), MPa 270
120

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 910
110
Melting Completion (Liquidus), °C 1440
800
Melting Onset (Solidus), °C 1400
760
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 23
110
Thermal Expansion, µm/m-K 10
21

Otherwise Unclassified Properties

Base Metal Price, % relative 13
22
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 41
46
Embodied Water, L/kg 130
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
50
Resilience: Unit (Modulus of Resilience), kJ/m3 190
74
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 17
13
Strength to Weight: Bending, points 17
14
Thermal Diffusivity, mm2/s 6.1
37
Thermal Shock Resistance, points 16
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19.5
0
Copper (Cu), % 0
55 to 60
Iron (Fe), % 76 to 82.2
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.3 to 0.9
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Titanium (Ti), % 0.1 to 0.5
0
Zinc (Zn), % 0
35.9 to 43.5
Residuals, % 0
0 to 0.5