AISC-WELD-BUILT UP SECTION-FW (www.theengineeringcommunity.org).xlsx

	B	D	E	F	G	H	I	J	K	L	M	N	O	P	Q
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4		Project								LOGO		COMPANY NAME
5												ADDRESS
6		Client								Made by		Date		Page
7										MSB		4-10-10
8		Title	BUILT BEAM-WELD DESIGN				Drawing No			Checked by		Date		Job No.
9			W8x52 lbs/ft		REV	0		-				4-10-10
10	1	Input ( This spread sheet is useful find out the weld size required for a built up sections by AISC-LRFD)
11	2					Over all depth of Built up section	d=	200	mm	20	245
12	3					Breadth of top flange	btf =	245	mm	160		10	90
13	4					Thickness of top flange	ttf =	20	mm		X	X	100
14	5					Breadth of bottom flange	bbf =	245	mm	20				7
15	6					Thickness of bottom flange	tbf =	20	mm		245
16	7					thickness of web	tw =	10	mm		Built upsection
17	8					Min Tensile stress of Built-up plates	Fy =	235	N/mm2
18	9					Proposed weld b/w web to flange	w =	7	mm
19	10					Weld electrode classification number	Fexx =	480	N/mm2
20	11	Properties of Built up sections
21	12		mm	mm2	mm	mm2	mm	mm2	mm	mm	mm	mm	mm
22	13		h =	A1 =	y1 =	A2 =	y2 =	A3 =	y3 =	ŷ =	h1 =	h2 =	h3 =
23	14		160	4900	190	1600	100	4900	10	100	90	0	90
24	15		D-ttf-tbf	btf ttf	d-ttf/2	htw	d-tf-h/2	bbf tbf	bf/2	Ref. Eq.1	\|ŷ-y1\|	\|ŷ-y2\|	\|ŷ-y3\|
25	16
26	17					CG of section from base about xx axis	ŷ =	100	mm						Eq.1
27	18									=(4900×190+1600×100+4900×10
28	19										4900+1600+4900)
29	20					Second moment of Area about XX axis	Ixx =	8,3.E+07	mm4		bndn3	+Anhn2
30	21
31	22									=245×20^3/12+4900×90^2+10×160^3/12+
32	23									1600×0^2+245×20^3/12+4900×90^2
33	24	Check for Weld b/w Web plate with flange plates
34	25		mm	mm	N/mm2	mm2
35	26		h =	tw =	fy =	Af =	y =	Ixx =	Fexx =	w	ϕ =	ϕ =	ϑ =
36	27		160	10	235	4900	90	8,3.E+07	480	7	1	0,75	0
37	28					Shear capacity of the section	Pv =	226	KN
38	29									=1×(0,6×160×10×235)/1000
39	30					Equivalent horizontal shear	Ph =	1197	KN
40	31									=226×1000×4900×90/8,3.E+07
41	32						Fw =	288	N/mm2
42	33									=0,6×480×(1+sin(radians(0))^1,5
43	34						ϕRn =	216	N/mm2				=0,75×288
44	35						Size of Weld required	3,92	mm				=1197/(2×0,707×216)
45	36							>	w=	7	mm	Un safe	U.R=	0,56
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