GB/T 12712-1991
Replaced
GB/T 40402-2021
Active
National standards
GB/T 40402-2021 Pre-insulated composite plastic pipes with polyethylene casing
GB/T 40402-2021 Pre-insulated composite plastic pipes with polyethylene casing
Price:
$ 131
Basic Information
Standard Code:
GB/T 40402-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Heating and heating engineering
ICS Name:
\nCentral heating system
Publish Date:
2021-08-20
Implement Date:
2022-03-01
Pages:
44 pages
Scope
This document specifies the structure, classification, and designation, marking, general provisions, requirements, test methods, inspection rules, and marking of prefabricated insulated composite plastic pipes with polyethylene outer protection. This document is applicable to prefabricated insulated composite plastic pipes with polyethylene outer protection used in heating and cooling systems.
Development Information
Related Standards
GB 4706.71-2003
Replaced
GB 4706.71-2003 Safety of household and similar electrical appliances—Particular requirements for stationary circulation pumps for heating and service installations
GB/T 13754-2008
Replaced
GB/T 13754-2008 Test methods of thermal output of heating radiators
GB 4706.71-2008
Replaced
GB 4706.71-2008 Household and similar electrical appliances—Safety—Particular requirements for stationary circulation pumps for heating and service water installations
JG/T 362-2012
Active
JG/T 362-2012 Heat-allocation device based on temperature determination
GB/T 29039-2012
Active