GB/T 26081-2022 Active National standards

GB/T 26081-2022 Ductile iron pipes,fittings and accessories for sewerage applications

GB/T 26081-2022 Ductile iron pipes,fittings and accessories for sewerage applications

Publish Date: 2022-10-12 Implement Date: 2022-10-12 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 26081-2022

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \nSteel pipes, cast iron pipes

ICS Name: Iron pipes and steel pipes

Publish Date: 2022-10-12

Implement Date: 2022-10-12

Pages: 71 pages

Scope

This document specifies the technical requirements, performance requirements, testing methods, type tests, inspection rules, marking, quality certificates, and dimension tables for ductile iron pipes, fittings, and accessories used in building external drainage projects, which are produced by any casting process or processing form.
This document applies to ductile iron pipes, fittings (hereinafter referred to as "pipes" and "fittings"), and accessories with a size range of nominal diameter DN80~DN3000, which include socket, socket, or flange, and are generally delivered in an internally and externally coated state. The scope of application is as follows:
——Operating under no pressure, positive pressure, or negative pressure conditions;
——Installed above or below ground;
——Distributing or collecting rainwater, sewage, and certain types of industrial wastewater.

Development Information

Word Count: 140 Thousand words Pages: 71 pages

Replace the following standards

GB/T 26081-2010 Ductile iron pipes,fittings and accessories for sewage applications

Referenced Standards

GB/T 41-2016 Hexagon nuts,style 1—Product grade C GB/T 2988-2012 High alumina bricks GB/T 5780-2016 Hexagon head bolts—Product grade C ISO 7005-2 ISO 10803 GB 201-2000 Aluminate cements GB/T 201-2015 Calcium aluminate cement GB/T 205-2000 Methods for chemical analysis of aluminate cement GB/T 205-2008 Methods for chemical analysis of aluminate cement GB/T 205-2024 Methods for chemical analysis of aluminate cement GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 231.1-2002 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2009 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2018 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 13295-2003 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2008 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2013 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2019 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 17241.6-1998 Integral cast iron pipe flanges GB/T 17241.6-2008 Integral cast iron flanges GB/T 17456.1-2009 Ductile iron pipes—External zinc-based coating—Part 1:Metallic zinc with finishing layer GB/T 17456.2-2010 Ductile iron pipes—External zinc coating—Part 2:Zinc rich paint with finishing layer GB/T 17457-1998 Ductile iron pipes—Centrifugal cement mortar lining—General requirements GB/T 17457-2009 Ductile iron pipes and fittings—Cement mortar lining GB/T 17457-2019 Ductile iron pipes and fittings—Cement mortar lining GB/T 17671-1999 Method of testing cements—Determination of strength GB/T 17671-2021 Test method of cement mortar strength(ISO method) GB/T 21873-2008 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials GB/T 23858-2009 Manhole cover GB/T 36173-2018 Restrained joint systems for ductile iron pipelines—Design rules and type testing GB/T 50125-2010 Standard for basic terms of water and wastewater engineering GB/T 17456.1-2025 Ductile iron pipes,fittings and accessories—External zinc-based coating—Part 1: Metallic zinc and zinc alloy with finishing layer GB/T 17456.2-2025 Ductile iron pipes,fittings and accessories—External zinc-based coating—Part 2:Zinc rich paint with finishing layer GB/T 21873-2025 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials

Adopt standards

ISO 7186:2011

Related Standards

GB/T 3420-1982 Replaced

GB/T 3420-1982 Gray iron castings for pipe fittings

Publish Date: 1982-12-31

GB/T 3421-1982 Abolished

GB/T 3421-1982 Cast-iron pressure pipe centrifugally cast in sand-lined molds

Publish Date: 1982-12-31

GB/T 3422-1982 Replaced

GB/T 3422-1982 Cast-iron pressure pipe made by continuous casting process

Publish Date: 1982-12-31

GB/T 6483-1986 Replaced

GB/T 6483-1986 Soft mechanical joint grey cast iron pipe

Publish Date: 1986-06-07

GB/T 8714-1988 Replaced

GB/T 8714-1988 Grey cast iron pipes with rubber ring of ladder-lip-shaped

Publish Date: 1988-02-22

GB/T 8715-1988 Replaced

GB/T 8715-1988 Soft mechanical joint grey cast iron fittings

Publish Date: 1988-02-22