W21×83 wide-flange beam

W21×83 weighs 83 lb per foot. Detailing dimensions and section properties below come from the AISC Shapes Database, 16th Edition. Values are shown to the nearest 1/16 in. as they appear on a shop drawing.

Detailing dimensions

Depth (d)21 3/8"
Flange width (bf)8 3/8"
Web thickness (tw)1/2"
Flange thickness (tf)13/16"
k (detailing)1 1/2"
Workable gage (g)5 1/2"

Section properties

Weight83 lb/ft
Area (A)24.4 in²
Ix1830 in⁴
Sx171 in³
Zx196 in³
rx8.67 in
Iy81.4 in⁴
Sy19.5 in³
Zy30.5 in³
ry1.83 in
J4.34 in⁴

Detailing values are rounded to the nearest 1/16 in. per the AISC Steel Construction Manual. Verify critical dimensions against the current Manual before fabrication. Need W21×83 cut, formed, or fabricated? Huntington Steel & Supply Co.

Interactive drawing