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EN 1.4903 Stainless Steel vs. CC494K Bronze

EN 1.4903 stainless steel belongs to the iron alloys classification, while CC494K bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4903 stainless steel and the bottom bar is CC494K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 20 to 21
7.6
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 75
39
Tensile Strength: Ultimate (UTS), MPa 670 to 680
210
Tensile Strength: Yield (Proof), MPa 500
94

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 650
160
Melting Completion (Liquidus), °C 1460
970
Melting Onset (Solidus), °C 1420
890
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 26
63
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
16
Electrical Conductivity: Equal Weight (Specific), % IACS 4.0
16

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
31
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 36
50
Embodied Water, L/kg 88
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
13
Resilience: Unit (Modulus of Resilience), kJ/m3 650
43
Stiffness to Weight: Axial, points 14
6.4
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 24
6.5
Strength to Weight: Bending, points 22
8.8
Thermal Diffusivity, mm2/s 7.0
19
Thermal Shock Resistance, points 23
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0.080 to 0.12
0
Chromium (Cr), % 8.0 to 9.5
0
Copper (Cu), % 0 to 0.3
78 to 87
Iron (Fe), % 87.1 to 90.5
0 to 0.25
Lead (Pb), % 0
8.0 to 10
Manganese (Mn), % 0.3 to 0.6
0 to 0.2
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
0 to 2.0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0 to 0.1
Silicon (Si), % 0 to 0.5
0 to 0.010
Sulfur (S), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
4.0 to 6.0
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
0 to 2.0