PE双壁波纹管具有重量轻、耐高压、韧性好、施工快寿命长等特点，除了具有普通塑料管所具有的耐腐蚀性好，绝缘性高，内壁光滑，流动阻力小等特点以处，还因采用了特殊的中空环形结构，具有优异的环刚度和良好的强度与韧性，及重量轻，耐冲击性强，不易破损等特点。目前在发达国家的诸多领域已经广泛应用，尤其是在美国，加拿大，日本以及欧洲许多国家，双壁波纹管广泛应用于市政排水排污，农业灌溉，煤矿通风、化工、通信电缆护套等领域。实践证明，在满足工程应用的强度和刚度要求下，采用双壁波纹管结构可节约原材料30%-50%，此外，对比混凝土管，铸铁管，有运输安装方便，降低施工人员劳动强度及降低工程的总投资等优势， 双壁波纹管已成为管道领域“以塑代钢”的首选管材，它克服了混凝土管，铸铁管等安装难度大、易锈蚀、水流阻力大、滋生细菌、寿命短的缺点。
产品技术特点
1、结构独特，强度高，抗压耐冲击。
2、内壁平滑，摩阻，过流量大。
3、连接方便，接头密封好，无渗漏。
4、重量轻、施工快捷，降低费用。
5、埋地使用寿命达五十年以上。
6、聚乙烯属于碳氢聚合物，分子无极性，耐酸碱腐蚀。
7、原料为绿色环保材料，无毒，不腐蚀，不结垢，可回收再利用。
8、适用温度范围宽，-10℃的环境中管道不破裂，输送介质的最高温度为40℃。
9、综合工程造价与混凝土基本相当，运营成本低。
10、土质良好的情况下无须基础。
应用范围
矿井、建筑物的排水、通风管道；
市政工程，住宅小区地下埋地排水、排污管道；
农田水利灌溉输水，排涝；污水处理厂、垃圾处理场排水输送管；
化工通风管及化工、矿山用于流体的输送管；
管道检查井的整体加工；高速公路预埋管道；
高压电缆、邮电通信电缆保护套管等
技术指标
产品按GB/T19472.1-2004《埋地用聚乙烯（PE）结构壁管道系统》要求进行生产；PE双壁波纹管主要有环刚度为SN4，SN8等级产品。产品颜色一般为黑色、也可由供需双方商定；管材内径由DN22[1]5-DN1200。管材长度一般为6M
Shandong Dongda Pipe Co., Ltd. is located in Huantai Economic Development Zone, Zibo City, Shandong Province, adjacent to Jiqing Expressway and 803 Provincial Road, convenient transportation, superior geographical location. The company adheres to the concept of "people-oriented, rule of law enterprises, quality-based enterprises, continuous innovation".
Total investment of 50 million yuan, including 30 million yuan fixed assets. The company covers an area of 80 mu, existing staff 200 people, technical personnel 25 people. The company has 16 production lines, can produce φ 20- φ 630 of various specifications of water supply, drainage, gas, polyurethane insulation pipe, coal mine polyethylene pipe, the annual production capacity of 26000 tons, the annual output value can reach 380 million yuan.
The company adheres to the aim of "ensuring customers by quality and seeking development by innovation". In order to ensure the quality of products, the company strictly implements the quality management system, and the whole process of product design, production, inspection, sales, installation and service is carried out. Run in strict accordance with quality management standards. The "Huida" brand water supply pipe, drain pipe, gas pipe and mine pipe produced by the company have obtained the sanitary license documents issued by Shandong Provincial Health Department respectively concerning drinking water sanitation and safety products. The State Administration of quality Supervision, Inspection and Quarantine of the people's Republic of China shall issue a Grade A2 license for the manufacture of special equipment of the people's Republic of China, and a certificate of safety marking for mineral products issued by the State Safety marking Center for Mineral products of the people's Republic of China.
Our company will take advanced production technology and perfect management system as the foundation of enterprise development, take scientific and technological innovation and technical innovation as the motive force of enterprise development, and take perfect testing means and perfect after-sales service as the guarantee.
Company adhering to the "win-win cooperation, common development" business philosophy, warmly welcome customers to visit our company guidance, joint efforts for the development of green pipelines in China.
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