GB/T 3420-1982
Replaced
T/CAS 619-2022
Active
Group standards
T/CAS 619-2022 Prefabricated thermal insulation ductile iron pipes, fittings and accessories for heating
T/CAS 619-2022 Prefabricated thermal insulation ductile iron pipes, fittings and accessories for heating
Price:
$ 38.00
Basic Information
Standard Code:
T/CAS 619-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Material protection
ICS Name:
Iron pipes and steel pipes
Publish Date:
2022-07-19
Implement Date:
2022-08-19
Pages:
28 pages
Scope
This document specifies the technical requirements, inspection methods, inspection rules, marking, transportation, and storage for prefabricated insulated nodular cast iron pipes, pipe fittings, and accessories used for heating. This document is applicable to hot water media with a design pressure not exceeding 2.5 MPa, a transmission temperature (long-term operation) not exceeding 120 °C, and a peak temperature not exceeding 130 °C. The pipe diameter range is DN80~DN1600.
Development Information
Referenced Standards
GB/T 13288.4-2013 Preparation of steel substrates before application of paints and related products—Surface roughness characteristics of blast-cleaned substrates—Part 4:Method for the calibration of ISO surface profile comparator and for the determination of surface profile—Stylus instrument procedure
GB/T 13295-2019 Ductile iron pipes,fittings and accessories for water or gas applications
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 27572-2011 Rubber seals—Joint rings for pipelines for hot-water supply up to 110 ℃—Specification for the materials
GB/T 27800-2011 Determination of the life for static sealing rubber products
GB/T 27800-2021 Determination of the life for static sealing rubber products
GB/T 29046-2012 Test methods of technical specification for pre-insulated directly buried district heating pipes
GB/T 29047-2021 Prefabricated directly buried insulating pipes and fittings with polyurethane foamed-plastics and high density polyethylene casing pipes
GB/T 34611-2017 Rigid polyurethane spray polyethylene winding prefabricated directly buried insulating pipes
CJJ/T 81-2013 Technical specification for directly buried hot-water heating pipeline in city
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 27572-2025 Rubber seals—Joint rings for pipelines for hot-water supply up to 110 ℃—Specification for the materials
Related Standards
GB/T 3421-1982
Abolished
GB/T 3421-1982 Cast-iron pressure pipe centrifugally cast in sand-lined molds
GB/T 3422-1982
Replaced
GB/T 3422-1982 Cast-iron pressure pipe made by continuous casting process
GB/T 6483-1986
Replaced
GB/T 6483-1986 Soft mechanical joint grey cast iron pipe
GB/T 8714-1988
Replaced
GB/T 8714-1988 Grey cast iron pipes with rubber ring of ladder-lip-shaped
GB/T 8715-1988
Replaced