### AISC 13th Edition Ultimate Structural Shapes Properties Viewer

**Engineering Materials | Beam Deflection & Stress Calculators **

This is an AISC structural shapes properties viewer for w-flange, s-flange,wt, st, mt shapes, double angles, rectangular shapes, rounds shapes and more.

Open** AISC structural shapes properties viewer**

NOMENCLATURE FOR AISC VERSION 13.0 MEMBER PROPERTIES AND DIMENSIONS:

A = Cross-sectional area of member (in.^2)

d = Depth of member, parallel to Y-axis (in.)

h = Depth of member, parallel to Y-axis (in.)

tw = Thickness of web of member (in.)

bf = Width of flange of member, parallel to X-axis (in.)

b = Width of member, parallel to X-axis (in.)

tf = Thickness of flange of member (in.)

k = Distance from outer face of flange to web toe of fillet (in.)

k1 = Distance from web centerline to flange toe of fillet (in.)

T = Distance between fillets for wide-flange or channel shape = d(nom)-2*k(det) (in.)

gage = Standard gage (bolt spacing) for member (in.) (Note: gages for angles are available by viewing comment box at cell K18.)

Ix = Moment of inertia of member taken about X-axis (in.^4)

Sx = Elastic section modulus of member taken about X-axis (in.^3)

rx = Radius of gyration of member taken about X-axis (in.) = SQRT(Ix/A)

Iy = Moment of inertia of member taken about Y-axis (in.^4)

Sy = Elastic section modulus of member taken about Y-axis (in.^3)

ry = Radius of gyration of member taken about Y-axis (in.) = SQRT(Iy/A)

Zx = Plastic section modulus of member taken about X-axis (in.^3)

Zy = Plastic section modulus of member taken about Y-axis (in.^3)

rts = SQRT(SQRT(Iy*Cw)/Sx) (in.)

xp = horizontal distance from designated member edge to plastic neutral axis (in.)

yp = vertical distance from designated member edge to plastic neutral axis (in.)

ho = Distance between centroid of flanges, d-tf (in.)

J = Torsional moment of inertia of member (in.^4)

Cw = Warping constant (in.^6)

C = Torsional constant for HSS shapes (in.^3)

a = Torsional property, a = SQRT(E*Cw/G*J) (in.)

E = Modulus of elasticity of steel = 29,000 ksi

G = Shear modulus of elasticity of steel = 11,200 ksi

Wno = Normalized warping function at a point at the flange edge (in.^2)

Sw = Warping statical moment at a point on the cross section (in.^4)

Qf = Statical moment for a point in the flange directly above the vertical edge of the web (in.^3)

Qw = Statical moment at the mid-depth of the section (in.^3)

x(bar) = Distance from outside face of web of channel shape or outside face of angle leg to Y-axis (in.)

y(bar) = Distance from outside face of outside face of flange of WT or angle leg to Y-axis (in.)

eo = Horizontal distance from the outer edge of a channel web to its shear center (in.) = (approx.) tf*(d-tf)^2*(bf-tw/2)^2/(4*Ix)-tw/2

xo = x-coordinate of shear center with respect to the centroid of the section (in.)

yo = y-coordinate of shear center with respect to the centroid of the section (in.)

ro(bar) = Polar radius of gyration about the shear center = SQRT(xo^2+yo^2+(Ix+Iy)/A) (in.)

H = Flexural constant, H = 1-(xo^2+yo^2)/ro(bar)^2)

LLBB = Long legs back-to-back for double angles

SLBB = Short legs back-to-back for double angles

h(flat) = The workable flat (straight) dimension along the height, h (in.)

b(flat) = The workable flat (straight) dimension along the width, b (in.)

A(surf) = The total surface area of a rectangular or square HSS section (ft.^2/ft.)

STD = Standard weight (Schedule 40) pipe section

XS = Extra strong (Schedule 80) pipe section

XXS = Double-extra strong pipe section

Open** AISC structural shapes properties viewer**

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