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EN 1.4405 Stainless Steel vs. C47940 Brass

EN 1.4405 stainless steel belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 26 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 EN 1.4405 stainless steel and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 17
14 to 34
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 860
380 to 520
Tensile Strength: Yield (Proof), MPa 610
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 870
130
Melting Completion (Liquidus), °C 1450
850
Melting Onset (Solidus), °C 1400
800
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 17
110
Thermal Expansion, µm/m-K 11
20

Otherwise Unclassified Properties

Base Metal Price, % relative 13
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 39
47
Embodied Water, L/kg 130
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 950
120 to 740
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 31
13 to 17
Strength to Weight: Bending, points 26
14 to 17
Thermal Diffusivity, mm2/s 4.6
36
Thermal Shock Resistance, points 29
13 to 17

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
63 to 66
Iron (Fe), % 73.6 to 80.3
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.7 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
0.1 to 0.5
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0
0 to 0.4