MC13x31.8 — Dimensions and Section Properties

Dimensions and key properties

yxd = 13″bf = 4″tf = 0.61″tw = 0.375″A = 9.35 in²
MC13x31.8 drawn to the proportions tabulated below, with the y axis at the centroid, x̄ = 1″ from the back. The inner flange faces are drawn at the standard 1:6 slope, which is not exact for every size. The flange toe radius is not drawn.
Weight
= 31.8 lb/ft
A
= 9.35 in²
d
= 13 in
bf
= 4 in
Ix
= 239 in⁴
Sx
= 36.7 in³
Zx
= 43.4 in³
rx
= 5.05 in
ry
= 1.1 in

Section properties

PropertyValueUnit
Weight31.8lb/ft
A9.35in²
d13in
bf4in
tf0.61in
tw0.375in
Ix239in⁴
Sx36.7in³
Zx43.4in³
rx5.05in
Iy11.4in⁴
Sy3.79in³
Zy7.69in³
ry1.1in

Other sizes in the MC13 series

← MC13x35 (heavier)All 4 MC13 sizes

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