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B = <br />

<br />

= ,<br />

<br />

digunakan B = 30 cm<br />

= 11,21 cm<br />

Menentukan nilai m dan n<br />

m =<br />

n =<br />

, . ,<br />

<br />

, . ,<br />

<br />

= 2,30 cm<br />

= 4,30 cm<br />

Menentukan tebal pelat yang diperlukan<br />

tp = (m atau n) <br />

= 4,30 <br />

= 1,27 cm<br />

digunakan tp = 14 cm<br />

. <br />

, . . . <br />

. ,<br />

, . . . <br />

Perencanaan Baut Angker dan Panjang Penjangkaran<br />

Luas baut yang diperlukan<br />

digunakan baut A307 dengan Fu = 60 ksi = 41,37 kg/mm 2<br />

Ag =<br />

=<br />

<br />

, . . <br />

,<br />

, . , . ,<br />

= 604,07 mm 2 = 6,0407 cm 2<br />

jika digunakan 2 buah baut, maka Ag perlu = ½ . 6,0407<br />

= 3,0204 cm 2<br />

digunakan baut diameter <br />

inch (2,22 cm), Ag = 3,871 cm 2<br />

118

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