2.6 (B). A stanchion is formed by buttwelding together four plates of steel to form a square tube of outside cross- section 200 mm x 200 mm. The constant metal thickness is 10 mm. The inside is then filled with concrete. (a) Determine the cross-sectional area of the steel and concrete (b) If E for steel is 200 GN/m? and this value is twenty times that for the concrete find, when the stanchion carries a load of 368.8 kN, (i) The stress in the concrete (ii) The stress in the steel (ii) The amount the stanchion shortens over a length of 2m. [C.G.] [2, 40 MN/m²; 40 mm]

2.6 (B). A stanchion is formed by buttwelding together four plates of steel to form a square tube of outside cross- section 200 mm x 200 mm. The constant metal thickness is 10 mm. The inside is then filled with concrete. (a) Determine the cross-sectional area of the steel and concrete (b) If E for steel is 200 GN/m? and this value is twenty times that for the concrete find, when the stanchion carries a load of 368.8 kN, (i) The stress in the concrete (ii) The stress in the steel (ii) The amount the stanchion shortens over a length of 2m. [C.G.] [2, 40 MN/m²; 40 mm]

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter9: Moments And Products Of Inertia Of Areas

Section: Chapter Questions

Problem 9.94RP: The properties of the unequal angle section are Ix=80.9in.4,Iy=38.8in.4, and Iu=21.3in.4. Determine...

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