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EN 15655:2009 – Ductile iron pipes, fittings and accessories – Internal polyurethane lining for pipes and fittings – Requirements and test methods EN 877:1999/A1:2006 – Cast iron pipes and fittings, their joints and accessories for the evacuation of water from buildings – Requirements, test methods and quality assurance
Ductile iron is used in many piano harps (the iron plates which anchor piano strings). Ductile iron is used for vises. Previously, regular cast iron or steel was commonly used. The properties of ductile iron make it a significant upgrade in strength and durability from cast iron without having to use steel, which is expensive and has poor ...
In 1994, it established the first Ductile Iron Spun Pipe unit of the Indian sub-continent at Khardah. Within a few years, it received good acceptability among water engineers and the capacity was expanded to 0.28 million ton per annum. [9] It subsequently started manufacturing Ductile Iron Fittings at Khardah in 2001.
Swiss Fittings is legally protected the German Brand "Pressfittings aus Edelstahl" in the USA. [32] Press fittings of some major brands carry a plastic slip [clarification needed] around the sleeves on each end of the fitting which falls off when the fitting has been compressed. This allows for a simple identification whether a press fitting ...
Cement-mortar lined ductile iron pipe is a ductile iron pipe with cement lining on the inside surface, and is commonly used for water distribution. Cement-mortar lined ductile iron pipe is governed by standards set forth by DIPRA ( Ductile Iron Pipe Research Association ), and was first used in 1922 in Charleston, South Carolina .
The Hazen–Williams equation is an empirical relationship that relates the flow of water in a pipe with the physical properties of the pipe and the pressure drop caused by friction.
The major use of water-based pipe coating is for ductile iron pipe that comprises water supply lines infrastructure. It can also be utilized for pipe flanges and fittings, gray iron pipe (sewer lines), stormwater sealing, utility box sealing, and septic tank and vault sealing.
MIP is an abbreviation for male iron pipe, and FIP is an abbreviation for female iron pipe. [ 2 ] Outside North America, some US pipe thread sizes are widely used, as well as many British Standard Pipe threads and ISO 7–1, 7–2, 228–1, and 228-2 threads.