GB 6932-2001
Replaced
CJ/T 475-2015
Active
Industry standards-Urban construction
CJ/T 475-2015 Measurement of oxygen mass transfer in clean water for fine bubble diffuser
CJ/T 475-2015 Measurement of oxygen mass transfer in clean water for fine bubble diffuser
Basic Information
Standard Code:
CJ/T 475-2015
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Outdoor water supply and drainage projects
ICS Name:
The facilities in the building
Publish Date:
2015-03-04
Implement Date:
2015-09-01
Pages:
16 pages
Scope
This standard specifies the scope, terms and definitions, principles and methods, devices and equipment, testing steps, data processing, and test reports for the determination of oxygen mass transfer performance of microporous aerators in clean water.
This standard is applicable to the determination of oxygen mass transfer performance of microporous aerators in clean water made of different materials and of different types. The determination of oxygen mass transfer performance of other types of blowers in clean water can be used for reference.
Development Information
Replace the following standards
Related Standards
GB/T 19249-2003
Replaced
GB/T 19249-2003 Reverse osmosis water treatment equipment
GB/T 19913-2005
Replaced
GB/T 19913-2005 Cast iron heating radiator
CJ/T 245-2007
Abolished
CJ/T 245-2007 Syphonic roof outlet
CJ/T 133-2007
Replaced
CJ/T 133-2007 Integrated circuit card water meter
CJ/T 241-2007
Active