Design elements of aircraft structures, taking into account fatigue Lab ¹2 The effect of fretting corrosion on the durability of structural elements aluminum alloy Student Group: Variant number: Initial data for the calculation: Sigma_b = 480.0MPa Sigma_k = 60.0,115.0,150.0MPa LgN back = 4.60 kn = 1.00 km = 1.36 Plate type: Flat plate LgN rasch1 = for Sigma_abr = 200 MPa and Sigma_k = 60 MPa LgN rasch1 = for Sigma_abr = 200 MPa and Sigma_k = 115 MPa LgN rasch1 = 3.6182 for Sigma_abr = 200 MPa and Sigma_k = 150 MPa LgN rassch = 4.5337 for Sigma_abr = 200 MPa and Sigma_k = 0 MPa LgN rasch2 = 4.0173 for Sigma_abr = 180 MPa and Sigma_k = 60 MPa LgN rasch2 = 3.8866 for Sigma_abr = 180 MPa and Sigma_k = 115 MPa LgN rasch2 = 3.8311 for Sigma_abr = 180 MPa and Sigma_k = 150 MPa LgN rasch2 = 5.0038 for Sigma_abr = 180 MPa and Sigma_k = 0 MPa LgN rasch3 = 4.2829 for Sigma_abr = 160 MPa and Sigma_k = 60 MPa LgN rasch3 = 4.1256 for Sigma_abr = 160 MPa and Sigma_k = 115 MPa LgN rasch3 = 4.0597 for Sigma_abr = 160 MPa and Sigma_k = 150 MPa LgN rasch3 = 5.5990 for Sigma_abr = 160 MPa and Sigma_k = 0 MPa LgN rasch4 = 4.4255 for Sigma_abr = 150 MPa and Sigma_k = 60 MPa LgN rasch4 = 4.2527 for Sigma_abr = 150 MPa and Sigma_k = 115 MPa LgN rasch4 = 4.1806 for Sigma_abr = 150 MPa and Sigma_k = 150 MPa LgN rasch4 = 5.9659 for Sigma_abr = 150 MPa and Sigma_k = 0 MPa LgN rasch5 = 4.5755 for Sigma_abr = 140 MPa and Sigma_k = 60 MPa LgN rasch5 = 4.3853 for Sigma_abr = 140 MPa and Sigma_k = 115 MPa LgN rasch5 = 4.3066 for Sigma_abr = 140 MPa and Sigma_k = 150 MPa LgN rasch5 = 6.3993 for Sigma_abr = 140 MPa and Sigma_k = 0 MPa LgN rasch6 = 4.7335 for Sigma_abr = 130 MPa and Sigma_k = 60 MPa LgN rasch6 = 4.5240 for Sigma_abr = 130 MPa and Sigma_k = 115 MPa LgN rasch6 = 4.4379 for Sigma_abr = 130 MPa and Sigma_k = 150 MPa LgN rasch6 = 6.9240 for Sigma_abr = 130 MPa and Sigma_k = 0 MPa LgN rasch7 = 5.0769 for Sigma_abr = 110 MPa and Sigma_k = 60 MPa LgN rasch7 = 4.8215 for Sigma_abr = 110 MPa and Sigma_k = 115 MPa LgN rasch7 = 4.7182 for Sigma_abr = 110 MPa and Sigma_k = 150 MPa LgN rassch = 8.4407 for Sigma_abr = 110 MPa and Sigma_k = 0 MPa LgN rasch8 = 5.4623 for Sigma_abr = 90 MPa and Sigma_k = 60 MPa LgN rasch8 = 5.1495 for Sigma_abr = 90 MPa and Sigma_k = 115 MPa LgN rasch8 = 5.0251 for Sigma_abr = 90 MPa and Sigma_k = 150 MPa LgN rasch8 = 11.5273 for Sigma_abr = 90 MPa and Sigma_k = 0 MPa LgN rasch9 = 5.8975 for Sigma_abr = 70 MPa and Sigma_k = 60 MPa LgN rasch9 = 5.5127 for Sigma_abr = 70 MPa and Sigma_k = 115 MPa LgN rasch9 = 5.3625 for Sigma_abr = 70 MPa and Sigma_k = 150 MPa LgN rasch9 = 29.8253 for Sigma_abr = 70 MPa and Sigma_k = 0 MPa Under fretting corrosion conditions, it is necessary to strengthen the structure times. to support N = cycles