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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 -
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 -
Cast Iron Pipe colors and Special Requirements of Markets
The color of cast iron pipes is usually related to their use, anti-corrosion treatment or industry standards. Different countries and industries may have specific requirements for colors to ensure safety, corrosion resistance or easy identification. The following is a detailed classification: 1. ...Read more -
DINSEN Ductile Iron Pipe Grade 1 Spheroidization Rate
In modern industry, ductile iron pipes are widely used in water supply, drainage, gas transmission and many other fields due to their excellent performance. To deeply understand the performance of ductile iron pipes, the metallographic diagram of ductile iron pipes plays a vital role. Today, we w...Read more -
Differences Between EN877:2021 and EN877:2006
The EN877 standard specifies the performance requirements of cast iron pipes, fittings and their connectors used in gravity drainage systems in buildings. EN877:2021 is the latest version of the standard, replacing the previous EN877:2006 version. The main differences between the two versions in ...Read more -
The acid-base Test of DINSEN Cast Iron Pipe
The acid-base test of DINSEN cast iron pipe (also called SML pipe) is often used to evaluate its corrosion resistance, especially in acidic and alkaline environments. Cast iron drainage pipes are widely used in water supply, drainage and industrial piping systems due to their excellent mechanical...Read more
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