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# Bethlehem Steel I shape 15" 38.5 lb/ft

## Bethlehem Steel I shape 15" 38.5 lb/ft

(OP)
I'm searching for the properties of this obsolete shape, specifically web and flange thicknesses, any help would be appreciated.

Thanks

### RE: Bethlehem Steel I shape 15" 38.5 lb/ft

From AISC Steel Design Guide 15:

B15x38.5
A = 11.26 sq in
d = 15.00 in
tw = 0.29 in
bf = 6.75 in
tf = 0.535 in
T = 12.868 in
k = 1.066 in
X1 = 2222 ksi
Ix = 442.4 in^4
Sx = 59.0 in^3
rx = 6.27 in
Iy = 24.1 in^4
Sy = 7.2 in^3
ry = 1.46 in
Zx = 66.2 in^3
Zy = 11.5 in^3
J = 0.95 in^4
Cw = 1261 in^6

This is a 1922-1930 beam fabricated by Bethlehem

### RE: Bethlehem Steel I shape 15" 38.5 lb/ft

Here is a reference supplied by strc in Thread367-87056
"Thanks for the link, I couldn't find info I was looking for but I found it in a really good reference book: "Structural Renovation of Buildings" by Alexander Newman which I warmly recommend for reconstruction projects".

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