11Beriev aircraft company Beriev aircraft company

Light multirole amphibian aircraft Be-103 Light multirole amphibian aircraft Be-103

Be-103 while running at full speed at taking-off water

22

Fuel tanks allocation at Be-103 Fuel tanks allocation at Be-103 amphibianamphibian

Beriev aircraft companyBeriev aircraft company

33AppearanceAppearance

Beriev aircraft companyBeriev aircraft company

44Flight performanceFlight performance

Beriev aircraft companyBeriev aircraft company

55PatentPatent

Beriev aircraft companyBeriev aircraft company

66Sial (glare)Sial (glare)

Beriev aircraft companyBeriev aircraft company

77Comparative characteristics of Light-resistant Polymeric Comparative characteristics of Light-resistant Polymeric

Materials Structure and PropertiesMaterials Structure and Properties

Beriev aircraft companyBeriev 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

88Comparative characteristics of Light-resistant Polymeric Comparative characteristics of Light-resistant Polymeric

Materials Structure and PropertiesMaterials Structure and Properties

Beriev aircraft companyBeriev 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 (ºC) 150 140 120 -

Threads density (thread/cm) 4 5 6 -

Bonding Material: Hardening Temperature (ºC) 180 150 120 120

99

Mechanical and physical properties of the new designed Mechanical and physical properties of the new designed materialmaterial

Beriev aircraft companyBeriev 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 ΔK = 1

0,08 0,09 0,09 0,1

1010ТАНТК им. Г.М. БердиеваТАНТК им. Г.М. Бердиева

Be-103 aircraft integral fuel tanks panels lightning resistance Be-103 aircraft integral fuel tanks panels lightning resistance test resultstest results

Panel Specimen (quantity)

Metal thickness 1441 mm

Impact resultsLayer

1 Layer

3

SIAL 2/1 – 2 th. (1441+KMKS 1.8T10)

0,8 0,5Melting of external layer.Size of destroyed zone 8-13 mm. No specimens are deformed

SIAL 2/1 – 2 th. (1441+KMKS 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. 2,5Cissing, paint charring on the

reverse of the panel S=60mm²

Shet ST-69N – 2th.

0,56

Through-thickness charring of sheet at discharge contact, sheet delaminating (1200 mm²)

1111

The Fourth Triennial The Fourth Triennial International Aircraft Fire and Cabin Safety International Aircraft Fire and Cabin Safety Research ConferenceResearch Conference

The Fourth Triennial The Fourth Triennial International Aircraft Fire and Cabin Safety International Aircraft Fire and Cabin Safety Research ConferenceResearch Conference