CALCS PROC066
LUG STRENGTH (BAC Data Sheet)

NOTATION

alength, hole centre to end (in)
cwidth, hole side to lug edge (in)
ddiameter, hole (in)
Tlugthickness, lug (in)
Puforce, applied, ultimate (lbf)

APPLICATION

lug with in-plane force applied by pin to lug hole

OUTPUT

ultimate tension & shear stresses

SEE ALSO

other porcs & progs

THEORY

BAC STRUCTURAL DESIGN DATA SHEET 15.2.1

GUIDANCE

see data sheet

INPUT FORMAT

LET Ftu=:a=:c=:d=:Tlug=:Pu=:PROC066

EXAMPLE

Call Statement

LET Ftu=58E3:a=10/25.4:c=8/25.4:d=4/25.4:Tlug=1.5/25.4:Pu=610:PROC066

Output

PROC066 BAC STRUCTURAL DESIGN DATA SHEET 15.2.1, LUG STRENGTH
ULT STRENGTH,
UF= ABS(Pu)/(.9*2*c*Tlug*Ftu)= 0.3141
ULT SHEAR,
Ka= 2*a/d= 5
K READ FROM GRAPH, SHEET 15.5.1,
K= .9= 0.9
UF= ABS(Pu)/(.46*2*a*Tlug*K*Ftu)= 0.5463
END066