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Standards in Ductile iron pipe and fitting market.

May 23, 2024

There are a lot of standard for  water supply pipe .Are you confused with these standard? Let me list and explain for you in this article.
ISO9001:Quality management system -Requirment.
GB13295:China local standard for ductile iron pipes.fittings and accessories for water or Gas appliance.
EN545: En standard, for Ductile iron pipes .fittings,accessories and their joints for water pipeline.
EN598:Ductile iron pipes, fittings, accessories and their joins for sewage water.
EN1092-2:For flanges and their joints .Circular Flanges for pipes .valves, fittings and accessories.
ISO7005-2: For Metallic flanges Part 2, cast iron flange.
ISO2531:For Ductile iron pipes, fittings, accessories for water pipeline.
ISO4179: For the cement of Ductile iron pipe or fitting lining.
ISO8179: For External painting of Ductile iron pipe or fitting.Mainly for Zinc+Bitumen coating.
ISO4633: For rubber ring, seals of Ductile iron pipe or fitting .
EN14901: Epoxy coating (Heavy duty) of ductile iron pipe fittings and accessories.
EN681-1: Materials requirement for pipe joint seals used in water and drainage applications.
EN15655: For the Polyurethane lining of ductile iron pipes and fittings.
EN12842: Dutile iron fittings for PVC-U or PE pipe system.
ANSI/AWWA C110: American Standard, For Ductile iron and Gray iron fittings fo water.
ANSI/AWWA C153: American Standard, Ductile iron compact fittings for water service.
ASME B16.1:For Gray iron pipe fittings and flange fittings.
ASME B16.5: For pipe flange and flange fittings.
ASNZS2280:Ductile iron pipes and fittings.
ASNZS4087: Metallic flanges for waterworks purposes.
ISO28591:Sampling procedures for inspection by attributes.
NF 10204: Metallic products-Type of inspection documents.
In current years, most of standard for China factory is ISO or En standard. Fewer suppliers can produce American Standard.
Are you clear now?
Welcome contact for further talking about these standard.


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