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. o•oa.� BOEING <br /> EAM WELD CAPACITY P.O.Box 3707 <br /> � Seattle,Washlnpton 98724-2207 <br /> PROJECT Metal Parts and Miscellaneous Metals JOB NO. W436311 <br /> FIG. BY B. BABCOCK CHECKED BY M.ABDI DATE 03/08/11 REV'D <br /> BEAM GEOMETRY AT WELDS <br /> BEAM: LBC55 <br /> THICKNESS= 0.075' <br /> ��) (2) (3) (4) (5) (s) ��) (8) �8) 110) <br /> ITEM HEIGHT WIDTH A A bh^3 H2 d Ad^2 7 + 9 <br /> 1 1.500 0.075 4.750 0.113 0.534 0.021 2.000 0.450 0.471 <br /> 2 4.000 0.075 2.000 0.300 0.600 0.400 -0.750 0.169 0.569 <br /> 3 5.500 0.075 2.750 0.413 1.134 1.040 O.WO 0.000 1.040 <br /> 4 0.075 0.000 0.000 0.000 0.000 0.000 -2.750 0.000 0.000 <br /> 5 0.075 0.000 4.000 0.000 0.000 0.000 1250 0.000 0.000 <br /> 6 0.075 0.000 5.500 0.000 0.000 0.000 2.750 0.000 0.000 <br /> TOTALS 0.825 2.269 1.461 0.619 2.080 <br /> COG V= 2.750 in <br /> A= 0.825 in2 8eam Shear Area= Item 1 + Item 2+ Item 3= <br /> I = 2.080 in4 = 1.500 x 0.075 = 0.113 sq In <br /> Yt= 2.625 in = 4.000 x 0.075 = 0.300 sq in <br /> Yb= 2.625 in = 5.500 x 0.075 = 0.413 sq in <br /> St= 0.792 in3 Total Beam Shear Area= 0.825 sq in <br /> Sb= 0.792 in3 <br /> r= 1.588 in <br /> ALLOWABLE BEAM STRESS= 0.60' Fy = 0.60 ' 42.00 ksl ' 1.33= 33.60 ksi <br /> ALLOWABLE BENDING = 33.60 ksi ' 0.792= 26.62 "k <br /> Allowable Beam Web Shear: <br /> Beam h/t= 73.33 , less ihan 547/Fy^2 =84.40 <br /> 83200/(h/t)^2= 73.43 ksi and 0.40' Fy= 16.80 ksi <br /> therefore Fv= 13.43 ksi ' 1.33= 17.91 ksi <br /> ALLOWABLE SHEAR = 17.91 ksl ' 0.825= 14.78 k OK BY INSPECTION <br /> FILENAME: RackMW436311.x1s Page 4 oi 23 3Ifl�2011 822 AM <br />