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  • Kolon üzerindeki eksenel kuvvetin belirlenmesi

  • Mesnet koşulunun belirlenmesi

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body--uriencoded--$$ \normalsize N_%7BEd%7D = \frac%7B80%7D%7B10%7D * \frac%7B12%5e2%7D%7B2%7D + 800 = 1376 kN $$

i) Ön Tasarım

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body--uriencoded--$$ \normalsize N_%7Bc, Rd%7D = \frac%7BA*F_y%7D%7B \gamma_%7Bm0%7D%7D = \frac%7BA*355*10%5e3%7D%7B1.0%7D \\ A \geq 38.76 \; \text%7Bcm%7D%5e2 $$

Seçim: HEB 240

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EN 1993 – 1- 1  Çözümü:

ii) Burkulma boyu

x-z ekseni için: Mesnet koşulu: 0.7

x-y ekseni için: Mesnet koşulu: 0.7

Ley = 0.7*8 = 5.6 m

Lez = 0.7*8 = 5.6 m

iii) Narinlik kontrolü

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body--uriencoded--$$ \normalsize \lambda_1 = \pi * \sqrt%7B \frac%7BE%7D%7BF_y%7D%7D = \pi \sqrt%7B \frac%7B210*10%5e6%7D%7B355*10%5e3%7D%7D = 76.4 \\ \lambda_y = \frac%7BL_%7BEY%7D%7D%7BF_y%7D = \frac%7B5.6%7D%7B10.31*10%5e%7B-2%7D%7D = 54.32 \qquad \overline%7B\lambda%7D = \frac %7B \lambda_y %7D%7B \lambda_1 %7D = 0.71 \\ \lambda_z = \frac%7BL_%7BEZ%7D%7D%7BF_y%7D = \frac%7B5.6%7D%7B6.08*10%5e%7B-2%7D%7D = 92.11 \qquad \ \ \overline%7B\lambda%7D = \frac %7B \lambda_z %7D%7B \lambda_1 %7D = 1.21 $$

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