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EN 1.4736 Stainless Steel vs. CC491K Bronze

EN 1.4736 stainless steel belongs to the iron alloys classification, while CC491K bronze 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 1.4736 stainless steel and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
73
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 28
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 580
260
Tensile Strength: Yield (Proof), MPa 310
120

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 1000
160
Melting Completion (Liquidus), °C 1420
980
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 490
370
Thermal Conductivity, W/m-K 21
71
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
15
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
31
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.4
3.1
Embodied Energy, MJ/kg 35
51
Embodied Water, L/kg 140
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
27
Resilience: Unit (Modulus of Resilience), kJ/m3 250
67
Stiffness to Weight: Axial, points 14
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21
8.1
Strength to Weight: Bending, points 20
10
Thermal Diffusivity, mm2/s 5.6
22
Thermal Shock Resistance, points 21
9.3

Alloy Composition

Aluminum (Al), % 1.7 to 2.1
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 17 to 18
0
Copper (Cu), % 0
81 to 87
Iron (Fe), % 77 to 81.1
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.1
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
4.0 to 6.0
Titanium (Ti), % 0.2 to 0.8
0
Zinc (Zn), % 0
4.0 to 6.0