The Hebei across three links where most professional? Hebei Hengtai most authoritative across three links where most professional? Go and find the Hengtai Qi Shuai 15175715789 Hebei across a three links belonging to the three-way, a prefabricated buried insulating fittings, it is the branch pipe branch to avoid the adjacent parallel pipe, and to increase the size and structure of the branch pipe product . Components: a steel pipe part of the three-way 45 ° elbow to take over the polyurethane rigid foam insulation layer high density polyethylene outer protective layer across the three-way used to increase the elevation of the branch pipe across the pipe or obstacles, which generally coincides with the plane tees and Z-across tube used in conjunction. Across three links, depending on the diameter of the reinforcing. The cross tee applies pressure reaches PN2.5 seamless steel pipe can be directly connected to, the use of welded steel pipe should be considered reinforcing Usually reinforcing single rib strengthening stiffener diameter is 1.5 times the thickness of the three-way branched pipe. Hebei Hengtai Pipeline Equipment Manufacturing Co. Qi Shuai 15175715789