Standards

CJ/T 180-2003 Manually operated gas valves for use in house

This standard specifies the classification and model marking, structure, dimensions, and appearance, materials, performance, test methods, inspection rules, marking and packaging, transportation, and storage of household manual gas valves (hereinafter referred to as valves).
This standard applies to general household or commercial manual shut-off valves with a working pressure of less than or equal to 15.0 kPa and a connection thread of less than or equal to G2.

Publish Date: 2003-03-21

CJ/T 178-2003 Fauceting cast iron pipes and fittings with flexible joint for building drainage

This standard specifies the models, specifications, dimensions, shapes, and weights, technical requirements, test methods, inspection rules, markings, quality certificates, packaging, transportation, and storage of flexible-jointed cast iron pipes and fittings for building drainage.
This standard applies to flexible-jointed cast iron pipes and fittings for building drainage (hereinafter referred to as straight pipes and fittings).

Publish Date: 2003-03-17

CJ/T 179-2003 Self-operated flow control valve

This standard specifies the model designation, basic parameters, technical requirements, inspection methods, and aspects such as marking, packaging, transportation, and storage for self-acting flow control valves (hereinafter referred to as control valves).
This standard applies to control valves used in heating (cooling) systems with water as the medium, where the inlet pressure of the medium is not greater than 1.6 MPa and the temperature ranges from 4℃ to 150℃.

Publish Date: 2003-03-14

CJ/T 157-2002 Hotplate of lacquered toughened glass for gas appliance

This standard specifies the product classification, technical requirements, test methods, inspection rules, and packaging, transportation, and storage of tempered glass panels used in household gas stoves that utilize urban gas (hereinafter referred to as "glass panels").

Publish Date: 2003-01-14

CJ/T 171-2002 Attribute data collection form and database structure of urban environment sanitary facilities

This standard specifies the definition of attribute data for environmental sanitation facilities and the method of representing data elements.
This standard applies to the collection, storage, processing, and exchange of attribute data for environmental sanitation facilities.
The environmental sanitation facilities in this standard only apply to urbanized areas across the country, and do not include rural areas.
Environmental sanitation facilities refer to dedicated facilities for collecting, storing, transferring, and disposing of waste, as well as facilities such as parking (repair) areas for environmental sanitation vehicles and rest areas for environmental sanitation workers.

Publish Date: 2003-01-02

CJ/T 187-2003 Gas steaming oven

This standard specifies the terminology, symbols, classification, basic parameters, technical requirements, inspection methods, inspection rules, and marking, packaging, transportation, and storage of gas steamers.
This standard applies to gas steamers with a rated heat flow of less than 80 kW.

Publish Date: 2002-12-05

CJ/T 160-2002 Backflow preventers

This standard specifies the definition, requirements, and test methods for backflow preventers.
This standard applies to backflow preventers used in pipelines with a nominal pressure of 0.4 MPa to 2.5 MPa and a temperature not exceeding 80°C, transporting clean water or substances with physical and chemical properties similar to clean water, with a nominal diameter of 10 mm to 400 mm.

Publish Date: 2002-06-04

CJ 164-2002 Domestic water saving devices

Publish Date: 2002-06-03

CJ/T 163-2002 The storage type heat exchanger of guide flow type and half storage type heat exchanger(construction of U-pipe column)

This standard specifies the model marking, main structure, requirements, test methods, inspection rules, marking, painting, packaging, and transportation of diversion-type volumetric water heaters and semi-volumetric water heaters (hereinafter referred to as water heaters) using U-shaped tube bundles as heat exchange elements.
This standard applies to the design, manufacture, inspection, and testing of water heaters.

Publish Date: 2002-06-03

CJ/T 167-2002 Multi-function control valve for pumping system

Publish Date: 2002-06-03

CJ/T 151-2001 Light gauge stainless steel water pipes

Publish Date: 2001-08-24

CJ/T 137-2001 Malleable iron threaded fittings of lining plastic for water supply

Publish Date: 2001-07-24