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EN 1.4621 Stainless Steel vs. C33500 Brass

EN 1.4621 stainless steel belongs to the iron alloys classification, while C33500 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 EN 1.4621 stainless steel and the bottom bar is C33500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 25
3.0 to 28
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 78
40
Shear Strength, MPa 320
220 to 360
Tensile Strength: Ultimate (UTS), MPa 500
340 to 650
Tensile Strength: Yield (Proof), MPa 270
120 to 420

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 970
120
Melting Completion (Liquidus), °C 1440
930
Melting Onset (Solidus), °C 1390
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
29

Otherwise Unclassified Properties

Base Metal Price, % relative 14
24
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 41
45
Embodied Water, L/kg 140
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
8.0 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 190
69 to 860
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18
12 to 22
Strength to Weight: Bending, points 18
13 to 21
Thermal Diffusivity, mm2/s 5.7
37
Thermal Shock Resistance, points 17
11 to 22

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 21.5
0
Copper (Cu), % 0.1 to 1.0
62 to 65
Iron (Fe), % 74.4 to 79.7
0 to 0.1
Lead (Pb), % 0
0.25 to 0.7
Manganese (Mn), % 0 to 1.0
0
Niobium (Nb), % 0.2 to 1.0
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 0.015
0
Zinc (Zn), % 0
33.8 to 37.8
Residuals, % 0
0 to 0.4