GB/T 7155.1-1987
Abolished
T/ZZB 2125-2021
Active
Group standards
T/ZZB 2125-2021 Aluminum Pipes for HVAC Ducts with Welded Aluminum-plastic Composite Pressure Tubes
T/ZZB 2125-2021 Aluminum Pipes for HVAC Ducts with Welded Aluminum-plastic Composite Pressure Tubes
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 2125-2021
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Plastic profiles
ICS Name:
Plastic pipe
Publish Date:
2021-05-24
Implement Date:
2021-06-01
Scope
Main technical content: This document specifies the terms, definitions, and symbols, classification, usage conditions, and marking, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and installation of aluminum-plastic composite pressure pipes (hereinafter referred to as "aluminum-plastic pipes") made of butt-welded aluminum pipes as embedded metal layers reinforced by hot melt adhesives and composite with inner and outer layers of polyethylene plastic. This document is applicable to aluminum-plastic pipes used in HVAC systems to transport cold and hot water under design pressure, but it is not applicable to plastic-clad aluminum pipes that have not been welded or composite with adhesive layers.
Development Information
Related Standards
GB/T 7155.2-1987
Abolished
GB/T 7155.2-1987 Determination of density of thermoplastic pipes and fittings—Part 2:Determination of density of polypropylene pipes and fittings
GB/T 13018-1991
Abolished
GB/T 13018-1991 Polyethylene (PE) pipes—Tolerances on outside diameters and wall thicknesses
GB/T 13019-1991
Abolished
GB/T 13019-1991 Polypropylene (PP) pipes—Tolerances on outside diameters and wall thicknesses
GB/T 13020-1991
Abolished
GB/T 13020-1991 Unplasticized polyvinyl chloride (PVC-U) pipes—Tolerances on outside diameters and wall thicknesses
GB/T 13526-1992
Replaced