tentukan nilai k

C F I

3 m

B E H

3.5 m

ASLI

6 9

( ) 0tan.6

36.2

=

−+

−

K

KGG

KGG

BA

BA

π

ππ

A D G

m m

elemen momen inersia I panjang L I struktur (mm4) (mm) L

AB WF 200 200 8 12 46,104,917.33 3500 13,172.83 BC WF 200 200 8 12 46,104,917.33 3000 15,368.31 DE WF 250 125 6 9 38,929,334.00 3500 11,122.67 EF WF 250 125 6 9 38,929,334.00 3000 12,976.44 GH WF 200 200 8 12 46,104,917.33 3500 13,172.83 HI WF 200 200 8 12 46,104,917.33 3000 15,368.31 BE WF 450 200 9 14 322,589,452.67 6000 53,764.91 CF WF 400 200 8 13 229,648,682.67 6000 38,274.78 EH WF 450 300 11 18 569,221,182.00 9000 63,246.80 FI WF 400 300 10 16 395,629,226.67 9000 43,958.80

faktor G tiap-tiap joinG =

joinA 10.0000B 0.5309C 0.4015D 10.0000E 0.2060F 0.1578G 10.0000H 0.4513I 0.3496

keff GA k k k

kolom (mm4) Furlong (1971) Duan (1993) French (1966)AB 0.5309 1.84 1.81 1.80BC 0.4015 1.18 1.17 1.17DE 0.2060 1.84 1.73 1.71EF 0.1578 1.08 1.07 1.07GH 0.4513 1.84 1.79 1.77HI 0.3496 1.16 1.15 1.15

10.00000.5309

profil bajayang terpasang

GB

(mm4)

0.451310.00000.2060

10.0000

( )( )∑

∑bL

IcL

I