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EN 1.4405 Stainless Steel vs. C69710 Brass

EN 1.4405 stainless steel belongs to the iron alloys classification, while C69710 brass belongs to the copper alloys. There are 28 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 1.4405 stainless steel and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
25
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 860
470
Tensile Strength: Yield (Proof), MPa 610
230

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Maximum Temperature: Mechanical, °C 870
160
Melting Completion (Liquidus), °C 1450
930
Melting Onset (Solidus), °C 1400
880
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 17
40
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
26
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 39
44
Embodied Water, L/kg 130
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
99
Resilience: Unit (Modulus of Resilience), kJ/m3 950
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 31
16
Strength to Weight: Bending, points 26
16
Thermal Diffusivity, mm2/s 4.6
12
Thermal Shock Resistance, points 29
16

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
75 to 80
Iron (Fe), % 73.6 to 80.3
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 1.0
0 to 0.4
Molybdenum (Mo), % 0.7 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
2.5 to 3.5
Sulfur (S), % 0 to 0.025
0
Zinc (Zn), % 0
13.8 to 22
Residuals, % 0
0 to 0.5