WT Sections

WT305x77.5

Section Property Table for WT305x77.5

W: Thickness of web, mm. B: Width of flange , mm. D: Deppth of section, mm T: Thickness of flange, mm.
W: 12.7 B: 324 D:306 T: 19
BT: Width-to-thickness ratio . HW: Depth-to-thickness ratio of web. K: Distance between outer face of flange and web-toe of fillet, mm. K1: Distance between middle line of web and flange-toe of fillet, mm.
BT: 8.53 HW: 22.6 K: 41 K1: 27
Dn_i: Nominal depth of section (Imperial units), in. Dnom: Nominal depth of section, mm. Mass: Mass per length, kg/m. Wt_i: Weight per length (Imperial units), lb/ft.
Dn_i: 12 Dnom: 305 Mass: 77.5 Wt_i: 52
A: (Cross-sectional area, mm^2) J: St-Venant torsional constant, mm^4. Cw: Warping constant, mm^6. Sw: Warping statical moment, mm^4.
A: 9870 J: 975 Cw: 3.1 Sw:
Ix: Moment of inertia about axis XX, mm^4. Sx: Elastic section modulus about axis XX, mm^3. Rx: Radius of gyration about axis XX, mm. Sw: Plastic modulus about axis XX, mm^3.
Ix: 78.9 Sx: 329 Rx: 89.4 Zx:
Iy: Moment of inertia about axis YY, mm^4. Sy: Elastic section modulus about axis YY, mm^3. Ry: Radius of gyration about axis YY, mm. Zy: Plastic modulus about axis YY, mm^3.
Iy: 53.9 Sy: 333 Ry: 73.9 Zy:
Qf: Statical moment at point in flange in line with web face, mm^3. Qw: Statical moment at mid-depth in web, mm^3. SA: Surface area per metre, m. Section: Structural Member
Qf: Qw: SA: 1.26 Section: WT305x77.5