From: "Sprague, Harold O." <SpragueHO(--nospam--at)bv.com>
Date: Tue, 7 Mar 2000 15:26:44 -0600
It is equivalent to nothing in the Green Book. I am not aware of anything
on the internet to find these old beams.
Per Steel Construction, by AISC, December 1927. p. 236. 20" Bethlehem
Wt per ft = 59.5 lb/ft
A = 17.47 in2
b (flange width) = 8.000 in
t (web thickness) = 0.375 in
Note: the flange is tapered
n (minimum flange thickness) = 0.485 in
m (maximum flange thickness) = 0.804 in
Ix = 1181.5 in4
Sx = 118.15 in3
rx = 8.22 in
Iy = 48.6 in4
Sy = 12.2 in3
ry =1.67 in
Per Steel Construction, by AISC, December1927. p. 17.
Tensile strength 55,000-65,000 psi
Yield point 0.5 tens. str.
Avoid welding to these beams. It can be done, but only with great care.
> -----Original Message-----
> From: Arvind K. Bisarya [SMTP:arvind_bisarya(--nospam--at)mk.com]
> Sent: Tuesday, March 07, 2000 2:26 PM
> To: seaint(--nospam--at)seaint.org
> Subject: Details for a beam B 20 X 59
> During a review of an old project, I came across a
> beam designation B 20 X 59.
> Does any one knows what it is equivalent to a shape
> in green book. Where can I find the properties of
> this on the internet. Any and all help will be really
> appreciated. Thanx a million in advance.
> Arvind Bisarya ( arvind_bisarya(--nospam--at)mk.com )
> 314 - 539 - 0471 Phone
> 314 - 539 - 8321 Fax