Quality Control System-Shandong Xinhengde New Materials Co., Ltd.

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HENGDE is one of the leading manufacturers and suppliers of HDPE pipeline systems in China. HENGDE pipeline and fittings systems are widely used in water supply, sewage treatment and wastewater, rainwater and drainage, mining, industry, rural areas, irrigation, electrical, telecommunications and natural gas fields. We deliver end-to-end HDPE pipe system solutions tailored to meet the diverse needs of municipal, industrial, power and energy transmission projects worldwide. Our one-stop approach combines premium manufacturing, seamless logistics, and technical guidance for construction to ensure your project’s success from concept to commissioning.
Our testing center is equipped with more than 20 sets of professional testing equipment, capable of independently completing over 30 testing items covering raw materials, dimensions, mechanics, thermal properties, aging tests, etc. It fully meets all requirements of national and international standards, realizing a full-chain and full-coverage quality control system from raw materials, production process to finished product delivery.
Our company attaches great importance to technology development, product research and innovation. We have established a complete R&D system and strictly implement international quality management standards. Over the years, we have successively obtained ISO9001、ISO 14001 、CE certification and a number of authoritative qualifications, which fully guarantee the stability, safety and reliability of our HDPE pipes, the testing data can be directly used for bidding, project acceptance and export certification.
Our plastic piping systems are widely used domestically and exported to regions including the Middle East, Southeast Asia, South America, Africa, Central Asia, Russia, Australia, and Eastern Europe. These systems are successfully applied in infrastructure projects such as municipal water supply and drainage, petroleum, natural gas, chemical, mining, and cable protection.
Product Solutions
Water Supply Pipe Series
Gas Pipe Series
Communication Pipeline Series
Electric Power Pipe Series
Drainage Pipe Series
HDPE Percolation Pipe Series
Agricultural Pipe Series
Hot Water Heating Series
Dredging Pipe Series
Technical Capability
Production Equipment
Testing And Inspection Equipment
Quality Control System
Our testing center is equipped with more than 20 sets of professional testing equipment, capable of independently completing over 30 testing items covering raw materials, dimensions, mechanics, thermal properties, aging tests, etc. It fully meets all requirements of national and international standards, realizing a full-chain and full-coverage quality control system from raw materials, production process to finished product delivery.
All tests are carried out in strict accordance with domestic and international standards such as GB 13663.3, ISO 4427, EN 12201, ASTM. We can independently perform full-qualification tests for water supply, gas, communication and drainage pipes. The testing data is accurate, authoritative and traceable, fully satisfying the stringent requirements of high-end projects, export trade and third-party factory audits.
Our company attaches great importance to technology development, product research and innovation. We have established a complete R&D system and strictly implement international quality management standards. Over the years, we have successively obtained ISO9001、ISO 14001 、CE certification and a number of authoritative qualifications, which fully guarantee the stability, safety and reliability of our HDPE pipes, the testing data can be directly used for bidding, project acceptance and export certification.
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Quality Control System

Our company attaches great importance to technology development, product research and innovation. We have established a complete R&D system and strictly implement international quality management standards. Over the years, we have successively obtained ISO9001、ISO 14001 、CE certification and a number of authoritative qualifications, which fully guarantee the stability, safety and reliability of our HDPE pipes, the testing data can be directly used for bidding, project acceptance and export certification.