Light multirole amphibian aircraft Be-103

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Light multirole amphibian aircraft Be-103
Beriev aircraft company
Be-103 while running at full speed at taking-off
water
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Fuel tanks allocation at Be-103 amphibian
Beriev aircraft company
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Appearance
Beriev aircraft company
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Flight performance
Beriev aircraft company
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Patent
Beriev aircraft company
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Sial (glare)
Beriev aircraft company
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Comparative characteristics of Light-resistant
Polymeric Materials Structure and Properties
Beriev aircraft company
Characteristics Version 1 Version 2 Version 3 Version 4
Aluminum Alloy 2024T3 Alloy
Lithium Percentage 1.5 1.7 2.0 -
Elastic tensile modulus, GPa 77 79 81 71,5
Compression tensile, GPa 79 81 83 73,5
Density (d, kg/m3) 2600 2590 2580 2780
Tensile ultimate strength, MPa 400 440 460 440
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Comparative characteristics of Light-resistant
Polymeric Materials Structure and Properties
Beriev aircraft company
Characteristics Version 1 Version 2 Version 3 Version 4
Glass-fiber Cloth Roving
Base Threads density (thread/cm) 30 25 20
Glass fibers diameter (mm) 79 81 83 73,5
Ultimate strength MPa 500 470 400 470
Elastic tensile modulus, GPa 85 90 100 85,5
Density (d, kg/m3) 2500 2550 2580 2500
Weft fusion temperature (єC) 150 140 120 -
Threads density (thread/cm) 4 5 6 -
Bonding Material Hardening Temperature (єC) 180 150 120 120
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Mechanical and physical properties of the new
designed material
Beriev aircraft company
Characteristics Version 1 Version 2 Version 3 Version 4
Tensile ultimate strength, MPa 870 875 865 850
Elastic tensile modulus, GPa 70 71 73 66
Elastic pressure modulus, GPa 72 73 75,5 68
Density (d, kg/m3) 2350 2380 2340 2500
Fatigue crack extension rate (dI/dN, mcm/cycle at ?K 1 0,08 0,09 0,09 0,1
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Be-103 aircraft integral fuel tanks panels
lightning resistance test results
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Panel Specimen (quantity) Metal thickness 1441 mm Metal thickness 1441 mm Impact results
Panel Specimen (quantity) Layer 1 Layer 3 Impact results
SIAL 2/1 2 th. (1441KMKS 1.8T10) 0,8 0,5 Melting of external layer. Size of destroyed zone 8-13 mm. No specimens are deformed
SIAL 2/1 2 th. (1441KMKS 1.8T10) 0,5 0,5 Melting of external layer. Size of melted zone 12 mm. Specimen is deformed at discharge filament contact
Shet 1441 2th. 2,5 2,5 Cissing, paint charring on the reverse of the panel S60mmІ
Shet ST-69N 2th. 0,56 0,56 Through-thickness charring of sheet at discharge contact, sheet delaminating (1200 mmІ)
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The Fourth Triennial International Aircraft Fire
and Cabin Safety Research Conference
The Fourth Triennial International Aircraft Fire
and Cabin Safety Research Conference