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EN 1.4109 Stainless Steel vs. C44400 Brass

EN 1.4109 stainless steel belongs to the iron alloys classification, while C44400 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 1.4109 stainless steel and the bottom bar is C44400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 770
350
Tensile Strength: Yield (Proof), MPa 420
120

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 820
140
Melting Completion (Liquidus), °C 1440
940
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
380
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
27

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
26
Density, g/cm3 7.7
8.3
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: Unit (Modulus of Resilience), kJ/m3 460
65
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
12
Strength to Weight: Bending, points 24
13
Thermal Diffusivity, mm2/s 8.1
35
Thermal Shock Resistance, points 28
12

Alloy Composition

Antimony (Sb), % 0
0.020 to 0.1
Carbon (C), % 0.6 to 0.75
0
Chromium (Cr), % 14 to 16
0
Copper (Cu), % 0
70 to 73
Iron (Fe), % 80.7 to 85
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.4 to 0.8
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.7
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 0
25.2 to 29.1
Residuals, % 0
0 to 0.4