417 P a b L t %FGMFDUJPO $BMDVMBUJPOT means that the load is equally distributed. P L E I Example of No.4 as "Beam Supported on Both Ends" (N) (mm) (N/mm2) (mm4) (mm) Load Extrusion Length Young's Modulus 69,972N/mm2 Cross Sectional Moment of Inertia Deflection When the selection is calculated as "Beam Supported on Both Ends" 48x69,972x10.4x104 = 800x5003 ≈0.29 (mm) 1 2 3 4 5 6 7 8 9 L P P L P a L P L L/2 m L P P L P L P L 3E t I = P t L3 3E t I = P t a3 8E t I = P t L3 3E t I t L = P t a2 t b2 48E t I = P t L3 384E t I = 5P t L3 (48+ ) t E t I = P t L3 29m I 192E t I = P t L3 384E t I = P t L3 $BOUJMFWFS %FGMFDUJPO #PUI &OET 4VQQPSUFE %FGMFDUJPO #PUI &OET 'JYFE %FGMFDUJPO W Aluminum Extrusion Load Capacity Calculations
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