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How to do Water Tightness Test for Ductile Iron Coupler |EN877:2021
The primary purpose of a Ductile iron coupler water tightness test is to verify leakage under specified pressure and ensure its sealing performance meets operational requirements. This prevents the transported liquid or gas from leaking out of the piping system. This water tightness test not only...Read more -
How to do Water Tightness Test for Fittings with Access or Door |EN877:2021
This test shall be carried out at ambient temperature on coated products on at least one DN by type of SML fitting and by group of DN defined in Table 9. The test assembly shall be capable of providing water tightness and lateral restraint on each end of the fitting for the required internal hyd...Read more -
How to do Adhesion Testing and Water Circulation Testing |EN877:2021
Cast iron pipes undergo adhesion testing and hot and cold water cycling tests in accordance with EN877, primarily to assess the long-term reliability and durability of their anti-corrosion coating systems, particularly under actual operating conditions. These tests typically target coatings appli...Read more -
How to do Salt Spray Testing and Resistance to Wastewater |EN877:2021
The primary purpose of salt spray and wastewater resistance testing for SML PIPE coatings in EN877 is to evaluate the coating’s long-term resistance to chemical corrosion (acids, alkalis, salts), electrochemical corrosion, and microbial corrosion by simulating harsh, real-world corrosive e...Read more -
How To Do SML Pipe Brinell Hardness Test According To EN877?
The Brinell hardness test shall be carried out in accordance with EN IS0 6506-1, on the outer face of either sml pipes or a sample taken from the SML cast iron pipe.The surface to be tested shall be suitably prepared by means of light local grinding and the test results shall conform to Table 1. ...Read more -
How to do SML Pipe Tensile Test according to EN877?
For products made of spheroidal graphite cast iron the tensile strength shall be measured in accordance with EN 598:2007+A1:2009, 6.3. For products made of grey cast iron or any other type of cast iron the determination of tensile strength shall be carried out in accordance with 2 or 3. Define te...Read more -
What is EN13501-1:2018 (DS SML PIPE A1)
EN13501-1:2018 is one of the most important European standards for the classification of fire performance of construction products. Its full name is: EN 13501-1:2018 Fire classification of construction products and building elements – Part 1: Classification using data from reaction to fire ...Read more -
What is Stainless Steel EN 10088-1?
EN 10088-1 is one of the basic specifications for stainless steel in the European standard system. Its full name is: EN 10088-1: Stainless steels – Part 1: List of stainless steels, and it is also one of the SML PIPE reference standards of EN877. Defines the types of stainless steel covere...Read more -
What is EN598:2021
EN 598: 2021 , the latest EN 598 standard, ductile iron pipes, fittings (elbows, tees, reducers, etc.), accessories (flange, socket, spigot, etc.) and their joints (Such as push-in T-type/K-type joints, flange joints, mechanical joints) for sewerage applications requirements and test methods - ...Read more -
What updates does EN 877:2021 have on BS EN 877:1999
EN877 standard is the characteristics and test methods of cast iron pipe systems and fittings for engineering drainage. EN877:2021 is a further revision and optimization based on EN877:1999. The nominal diameter range covered is from DN 40 to DN 600 (inclusive), and cast iron includes gray cast i...Read more -
How to do Cast Iron Pipe Hardness Test
DINSEN Cast iron pipes serve as critical infrastructure for conveying fluids such as water and gas. Their performance directly impacts the safety and lifespan of engineering projects. Hardness and tensile strength are core indicators for measuring their quality, and rigorous experimental testing ...Read more -
Why Use Dinsen 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 couplings can complete the connection through simple groove processing, rubber sealing ring and clamp, and the instal...Read more





