Which brand of prestressed metal corrugated pipes is better in Zhanjiang, Guangdong 15933187015

内径：

50mm

Bridge prestressed metal corrugated pipe
Because the surface of the pipe body has obvious concave and convex double waves, the joints of the steel pipe are tightly embossed, which is firm and will not trip. After being poured on site, it has strong gripping force when it comes into contact with the concrete. The concrete forms a complete unit, enhancing the structure's seismic performance.
Hengguang
Brand bridge prestressed metal corrugated pipe
Lightweight, thin wall, strong rigidity, no breakage, no slurry leakage, excellent function, compared with ordinary solid flat plates, it has light weight and large span , small deflection, no column caps, good safety, and low overall cost, thus increasing the building clearance, increasing the use and sales area, and is comparable to the existing domestic ordinary beam-slab structure solid beam-less slabs and unbonded prestressed concrete floor slabs In comparison, it saves steel, saves the amount of concrete, saves the interior and exterior wall decoration of vertical water, electricity, air-conditioning elevators, and has the effect of sound insulation and heat insulation, bringing considerable economic benefits to the owners. Metal corrugated pipes for bridge prestressed concrete are used in bridges, multi-story factories, parking lots, office buildings, apartment buildings, gymnasiums and other large buildings.
Metal corrugated pipes for prestressed concrete bridges are spiral prestressed corrugated pipes used for slope anchoring in road/railway bridge projects. As a new type of pore-forming material, it is resistant to acid and alkali corrosion and has good sealing properties. Good, no water seepage, slurry leakage, high ring stiffness, not afraid of being stepped on, easy to transport, store and keep.