● conduit for direct burial cable protection tube has good mechanical properties, high compressive strength, good corrosion resistance and many other advantages ● threading pipe using special type of weather or soil resistant polyethylene powder is added as an external anti-corrosion coating composition, internal Strong adhesive coated polyethylene produced power cables buried plastic pipe threading pipe ● superior chemical resistance ● conduit -40 ℃ ~ 95 ℃ to meet the requirements for use. ● threading pipe has excellent overall performance, you can cable, fiber optic cable has played a very good protection and anti-aging effects ● threading pipe is especially suitable for shallow crossing the bridge across the river, exposed serious corrosion, electrical interference. 15610819003