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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 -
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 -
DINSEN Cast Iron Pipes Complete 1500 Hot and Cold Water Cycles
Experimental purpose: Study the thermal expansion and contraction effect of cast iron pipes in hot and cold water circulation. Evaluate the durability and sealing performance of cast iron pipes under temperature changes. Analyze the effect of hot and cold water circulation on internal corrosion a...Read more -
What are cast iron fittings used for?
Cast iron pipe fittings play an indispensable role in various construction projects, municipal facilities and industrial projects. With its unique material properties, many advantages and wide range of uses, it has become the preferred pipe fitting material for many projects. Today, let’s t...Read more -
How is Ductile Iron Pipes Connected?
Ductile iron pipe is a kind of pipe material widely used in water supply, drainage, gas transmission and other fields. It has the characteristics of high strength, corrosion resistance and long service life. The diameter range of DINSEN ductile iron pipe is DN80～DN2600 (diameter 80mm～2600mm), g...Read more -
How Bill Helps Saudi Customers Develop New Energy Vehicle Market?
In today’s highly competitive business world, in order to win the trust and cooperation of customers, companies often need to make efforts no less than anyone else. Today, I want to tell the story of Bill’s investment of a lot of money and energy in order to reach a new energy vehicle...Read more -
Corrosion Resistance of Cast Iron Pipes and the Outstanding Performance of DINSEN Cast Iron Pipes
As an important pipe material, cast iron pipes play a key role in many fields. Among them, corrosion resistance is a major outstanding advantage of cast iron pipes. 1. The importance of corrosion resistance of cast iron pipes In various complex environments, the corrosion resistance of pipes is c...Read more
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