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EN 1.4109 Stainless Steel vs. CC751S Brass

EN 1.4109 stainless steel belongs to the iron alloys classification, while CC751S brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4109 stainless steel and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 19
5.6
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 770
450
Tensile Strength: Yield (Proof), MPa 420
320

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 820
130
Melting Completion (Liquidus), °C 1440
850
Melting Onset (Solidus), °C 1400
810
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 30
110
Thermal Expansion, µm/m-K 10
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
28

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
24
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.2
2.8
Embodied Energy, MJ/kg 30
46
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
23
Resilience: Unit (Modulus of Resilience), kJ/m3 460
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
15
Strength to Weight: Bending, points 24
16
Thermal Diffusivity, mm2/s 8.1
35
Thermal Shock Resistance, points 28
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0.6 to 0.75
0
Chromium (Cr), % 14 to 16
0
Copper (Cu), % 0
62.7 to 66
Iron (Fe), % 80.7 to 85
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0 to 1.0
0 to 0.15
Molybdenum (Mo), % 0.4 to 0.8
0
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.7
0.65 to 1.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
27.9 to 35.6