Reducing the size of the head using a standard carbon steel close-packed water heater technology, regardless of how changes in four seasons, even in overcast, rain, snow, the weather, but also because of its high efficiency and good heat reaches first bath temperature characteristics. At the same time the national standard steel pipe manufacturer Reducing energy saving effect is more significant, the use of close-packed technology Reducing water heater thermal efficiency of the whole light up to about 73%, both energy-saving, economizer, and reduce carbon dioxide emissions. Roundness diameter pipe should not exceed 1% of the respective ends of the outer diameter of the national standard steel pipe reducer national supply, and the tolerance of ± 3mm. Cangzhou Bohai specializing in the production of carbon steel pipe diameter pipe flaring diameter pipe forming is to use less than the diameter of the large end of the tube, along with the inner tube inner diameter expanding die forming. Expanding process mainly to solve easily adjustable too large diameter pipe forming by necking circumstances sometimes require forming materials and products based on the expanding and necking methods combined. Reducing carbon steel pipe prices GB GB Luohe _ _ steel reducer Ltd. Cangzhou Bohai provided by Cangzhou Bohai fittings. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.com) (www.hbbh628.com) strong, credible, and other industries in Hebei Cangzhou tee accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Cangzhou Bohai and you hand into the brilliant, for a better future!