CB/T 421-2008
Air filters (English Version)
- Standard No.
- CB/T 421-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard-Ships
- Latest
- CB/T 421-2008
- Replace
- CB/T 421-1977
- Scope
- This standard specifies the classification, requirements, test methods, inspection rules, marking and packaging of air filters (hereinafter referred to as filters). This standard applies to the design, manufacture and acceptance of filters for ship compressed air piping systems.
CB/T 421-2008 Referenced Document
- GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
- GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
- GB/T 1958 Geometrical Product Specifications(GPS)—Geometrical tolerance—Verification*， 2017-11-01 Update
- GB/T 3032 Marks for marine piping valves and fittings*， 2014-02-19 Update
- GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products
- GB/T 600-1991 General specifications for marine piping valves and fittings
- GB/T 699-1999 Quality carbon structural steels
- QB/T 2031-1994 Copper wire woven square mesh
CB/T 421-2008 history
- 2008 CB/T 421-2008 Air filters
- 1970 CB/T 421-1977 air filter
