[] HDPE double wall corrugated pipe, HDPE double wall corrugated pipe Tidbits, ho-ho-pipe industry provided by the pipe industry. Ho-Pipe Co., Ltd., Zhengzhou (www.zzhtgy.com) had been "Business League certification", please rest assured purchase through the entire network, click on the page check "Business League certification icon," the company authentication information. You can also click on the "Business League Service Icons" on this page directly contact our customer service! Zhengzhou, Henan Haotong Pipe Co., Ltd., is a large Central Plains Municipal sewer HDPE double wall corrugated pipe production, one of our design specifications and some companies got the nonmetallic pressure vessels, pressure piping design permits, I realized during training The deepest is the standardization requirements, the reference standard to standardize the calculation process to the specification, design specification documents also. (1) reference standard standardization saying goes, "No rules no standards" HDPE double wall corrugated pipe, design reference standards must be unified, now the country for GRP pipes have introduced a CECS190 piping design standards and GB21238 standard HDPE double wall pipe products bellows manufacturer's web site, replacing the previous JC838 and JC695 and CJ3079 three criteria. FRP vessels currently running or HG20696 design standards, product standards and JC587, fiberglass containers are also preparing for the new national standards. Zhengzhou, Henan Haotong Pipe Co., Ltd., is the Central Plains municipal drains relatively large double-wall corrugated HDPE pipe manufacturer of corrugated pipe applications in all aspects of life in China in recent years or something. HDPE double wall corrugated pipe in the telecom little knowledge of the railway in the central air-conditioning duct systems, sewage treatment systems, double-wall corrugated pipe pipe in all walks of life. But in Europe, the amount of double-wall corrugated pipe is still very large. According to the European 97-year investigation, the total amount of 2.264 million tons of plastic pipe used for drainage and sewerage is 1.274 million tons, accounting for 56.2%, this is because the country needs to build a modern, large sewage pipes throughout rural and urban drainage systems. In terms of the use of HDPE double wall corrugated pipe pipe which, because technically more advanced European countries prefer the double-wall corrugated pipe. Its light texture, cold resistant, more suitable for the use of sewage treatment systems.