Return to index: [Subject] [Thread] [Date] [Author]

RE: mystery beams

[Subject Prev][Subject Next][Thread Prev][Thread Next]
David,

Re: Steel Construction, AISC, First Edition, December 1927, p 216 
Standard Beams
depth = 9"
b=flange width
t=web thickness
n=minimum flange thickness=0.290" for all
m=flange thickness at the gage dist.=0.627" for all

S9x21.8
b=4.33"
t=0.290"
Sx=28.87 in3
Sy=2.4 in3

S9x25.0
b=4.44"
t=0.397"
Sx=20.31 in3
Sy=2.5 in3

S9x30.0
b=4.60"
t=0.561"
Sx=22.53 in3
Sy=2.8 in3

S9x35.0
b=4.76"
t=0.724"
Sx=24.73 in3
Sy=3.0 in3

Regards,
Harold Sprague


> -----Original Message-----
> From:	David Handy [SMTP:dhandy(--nospam--at)trg.ca]
> Sent:	Wednesday, May 10, 2000 8:34 AM
> To:	seaint(--nospam--at)seaint.org
> Subject:	mystery beams
> 
> Does have any information about steel beams with the following dimensions?
> 9 1/4" dp x 4" x 3/8" thk flange (likely with sloped flanges)
> 9" dp x 4 3/8 x 1/4" thk. flange
> I have no info on anything with 9" depth. They are not channels back to
> back.
> Age 1930-1950 approx. They are stringers on a pony truss bridge. They
> exist
> on 3 different bridges so I know my guys did not measure them incorrectly.
> Thanks 
> 
> David Handy, P.Eng
> Ontario, Canada
>