Symbol |
Definition |

Dsg | Canadian designation |

Dsg AISC | US designation |

W | Nominal weight |

A | Cross-sectional area |

d | Overall depth of member |

OD | Outside diameter of round HSS or pipe |

b | Overall width of member |

w | Web thickness |

t | Flange thickness |

t | Thickness of angle leg |

t | HSS and pipe wall thickness |

k | Distance from outer face of flange to web toe of fillet |

k1 | Distance from center of web to flange toe of fillet |

x | Horizontal distance to member centroidal axis |

y | Vertical distance to member centroidal axis |

eo | Horizontal distance to member shear center |

xp | Horizontal distance to member plastic neutral axis |

yp | Vertical distance to member plastic neutral axis |

Ix | Moment of inertia about the x-axis |

Zx | Plastic section modulus about the x-axis |

Sx | Elastic section modulus about the x-axis |

rx | Radius of gyration about the x-axis |

Iy | Moment of inertia about the y-axis |

Zy | Plastic section modulus about the y-axis |

Sy | Elastic section modulus about the y-axis |

ry | Radius of gyration about the y-axis |

Iz | Moment of inertia about the z-axis |

rz | Radius of gyration about the z-axis |

Sz | Elastic section modulus about the z-axis |

J | Torsional moment of inertia |

Cw | Warping constant |

C | HSS torsional constant |

Zy |
Plastic modulus about axis YY, mm^3 |