The steel truss chord, the bottom chord and web member.Its span depends on the process requirements and building modulus. Pitch steel roof without purlin is generally 6m. The steel roof purlin spacing and structure layout, general 6m module, can also be used in other modules when necessary.
According to appearance, steel truss can be divided into trapezoidal, triangle and parallel chord. The slope can be divided into two slope and single slope.Trapezoid truss is suitable for all kinds of roof,parallel chord truss for single slope steel purlin roof span is not too large or the roof without purlin. Composed of single slope steel roof line should be used for large span roof.Triangle truss for steep slope roof steel purlin roof.Triangular roof truss is suitable for purlin roof with steep slope roof.
This blog is published by the China steel structure manufacturer Jiangsu Andy Steel Structure Co. Ltd.
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