I now want to take a span of 12 meters of color steel tile shed, single slope, what materials need to do the beam, begging expert guidance.
You can use the outer diameter of 40mm tube, wall thickness of 2.0mm, the main pick, with a diameter of 14 for the internal support of the steel, made of linear triangular beam.
You can use the outer diameter of 40mm tube, wall thickness of 2.0mm, the main pick, with a diameter of 14 for the internal support of the steel, made of linear triangular beam.
If the use of cuttings on the plant Cui Gouzhao rescue measures to find the age of no longer too long demand, in fact, with high-frequency welding pipe to do ladder-type beam can be. The price is also cheap, there is assurance of quality, such as the tube is better.
