Steel Structure Symbols

2.2.1  Action and action effect

P -- Designpre-tensile of high strength bolt;

ΔP -- Loss of pre-tensile of high strength bolt;

T -- Test torque of high strength bolt;

Tc -- Torque of completing screw of high strength bolt;

To -- Torque of opening screw of high strength bolt.

2.2.2  Geometric parameter

a -- Spacing interval;

b -- Width or free overhang width of plate;

d -- Diameter;

e -- Eccentricity;

f -- Flexibility, or height of arc;

H -- Height of column/pillar;

Hi -- Height of every floor of building;

h -- Height of sectional plane;

he -- Calculated thickness of leg of a fillet weld;

l -- Length, or span;

Ra -- Arithmetic mean deviation of overall dimensions (i.e., parameter of surface roughness);

r -- Semi diameter;

t -- Thickness of plate or wall;

Δ -- Increment;

2.2.3  Others

              K -- Coefficient;


    In the steel structure range this symbol is very important. Every steel structure designer needs to use this in the steel structure drawing. Shengbang Steel Structure Company has professional designers who have capacities to have research and development (R&D) and design various steel structure buildings. Most of our professional designers have at least more than 3-year working experience on steel structure design. Our company adopts many advanced domestic and foreign design software to draw blue print design, perspective view, construction drawing and detail drawing to meet various requirements from different customers. At present, we have designed and produced plenty of foreign steel structure projects successfully and won high praises from overseas customers.

    If you have any steel structure project need to do, please CONTACT US.



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