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EN 1.4303 Stainless Steel vs. C92700 Bronze

EN 1.4303 stainless steel belongs to the iron alloys classification, while C92700 bronze belongs to the copper alloys. There are 28 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 1.4303 stainless steel and the bottom bar is C92700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 13 to 49
9.1
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 590 to 900
290
Tensile Strength: Yield (Proof), MPa 230 to 560
150

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 940
170
Melting Completion (Liquidus), °C 1420
980
Melting Onset (Solidus), °C 1380
840
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 15
47
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 17
35
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 3.2
3.6
Embodied Energy, MJ/kg 46
58
Embodied Water, L/kg 150
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 230
22
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 800
110
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21 to 32
9.1
Strength to Weight: Bending, points 20 to 26
11
Thermal Diffusivity, mm2/s 4.0
15
Thermal Shock Resistance, points 13 to 20
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
86 to 89
Iron (Fe), % 64.8 to 72
0 to 0.2
Lead (Pb), % 0
1.0 to 2.5
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 11 to 13
0 to 1.0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.015
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 0.7
Residuals, % 0
0 to 0.7