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Why Use Victaulic Couplings
1. Easy installation, saving time and cost No welding or thread processing required: Traditional welding or threaded connection requires professional skills and a long time, while Victaulic style couplings can complete the connection through simple groove processing, rubber sealing ring and clamp...Read more -
About DI Pipe 5.0 — PIPE CONNECTION TYPES
An essential aspect of the ductile iron pipe design and functionality is the type of joints used to connect individual pipe sections. The joint type affects the ease of installation, the ablity to accommodate movement, crucially,the long-term integrity of the pipeline. Here are the common types o...Read more -
ISO16134 — Earthquake-resistant DI piping systems
Why must infrastructure projects in seismic zones choose certified pipes? Real-world case: In the 2011 Christchurch earthquake (New Zealand), uncertified seismic-resistant pipes suffered a 27% rupture rate, while ISO 16134-certified pipeline systems achieved zero leakage. (Data source: NZ Water R...Read more -
About DI Pipes 4.0 — EUROPEAN SPECS (EN 545/598)
The European Standard EN545 and EN598 govern the dimensions and thicknesses ofductile iron pipes for water and waste water applications, respectively: Diameter: EN standards cover a wide range of nominal diameters, from DN80 to DN1600. Wall Thickness: Unlike the AWWA standards, EN standards prov...Read more -
About DI Pipes 3.0 — AMERICAN SPECS
Ductile iron pipes, widely used for their durability and strength, are manufactured according to various specifications, including American and European standards. These standards provide guide lines on dimensions, thicknesses, and other critical attributes to ensure the pipes meet the required p...Read more -
About DUCTILE IRON PIPES 2.0
APPLICATIONS OF DUCTILE IRON PIPES are utilized in a broad range of applications, owing to their robustness and flexibility: . Water Supply and Distribution: Their excellent pressure and impact resistance makes them ideal for water mains,distribution lines, and pumping stations. . Sewer and Wast...Read more -
The Difference between A1 and A2 Coatings of Cast Iron Pipe
In cast iron pipe coating standards of A1 and A2 levels in the relevant fire protection levels, which can be used to evaluate the fire resistance of building materials such as paint. The differences between A1 and A2 paints are as follows: Different test standards A1 paint: must pass both non-fl...Read more -
What is Ductile Iron Pipe and Ductile Iron?
WHAT IS DUCTILE IRON PIPE: Ductile iron pipes, known for their remarkable combination of strength, durability, and fexibility, are a modern innovation in the field of piping materials. Made from ductile cast iron, these pipes are characterized by their high tensile strength and the ability to wit...Read more -
DINSEN Ductile Iron Pipe Production Process
Work Flow 01 After the molten iron after spheroidization in the medium frequency furnace reaches the process pouring temperature, it is poured into a fan-shaped bag and a slag agglomerating agent is added for slag removal. 02 Place the sand core on the core frame manually and start the low-speed ...Read more -
Solutions for Cast Iron Drainage Pipes in Coastal Cities
In coastal cities and high-humidity areas, the durability of the drainage system is directly related to the safety and operation and maintenance costs of urban infrastructure. Typical coastal cities such as Hong Kong and Singapore face erosion from high-salt air and humid climate all year round. ...Read more -
Cast Iron Pipe A1 Correct Storage Method of Epoxy Paint
Cast iron pipe epoxy resin is required to reach 350 hours of salt spray test under EN877 standard, especially DS sml pipe can reach 1500 hours of salt spray test (obtained Hong Kong CASTCO certification in 2025). Recommended for use in humid and rainy environments, especially at the seaside, the ...Read more -
DS rubber Joints Performance Comparison
In the pipe connection system, the combination of clamps and rubber joints is the key to ensure the sealing and stability of the system. Although the rubber joint is small, it plays a vital role in it. Recently, the DINSEN quality inspection team conducted a series of professional tests on the pe...Read more
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