GB 12607-1990
Replaced
GB/T 20504-2006
Active
National standards
GB/T 20504-2006 Anodizing of aluminium and its alloys—Visual determination of image clarity of anodic oxidation coatings—Chart scale method
GB/T 20504-2006 Anodizing of aluminium and its alloys—Visual determination of image clarity of anodic oxidation coatings—Chart scale method
Basic Information
Standard Code:
GB/T 20504-2006
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nTest methods for the physical and chemical properties of metals
ICS Name:
Surface treatment
Publish Date:
2006-09-26
Implement Date:
2007-02-01
Pages:
6 pages
Scope
This standard specifies a method for visually determining the clarity of the surface image of anodized films using bar mark sheets and brightness mark sheets. This standard is only applicable to smooth surfaces that can reflect the image of bar marks.
Development Information
Referenced Standards
ISO/TR 8125:1984
Adopt standards
ISO 10215:1992
Related Standards
GB/T 12612-1990
Replaced
GB/T 12612-1990 General specification for multifunctional solution of steel and iron surface treatment
GB/T 3138-1995
Replaced
GB/T 3138-1995 Terminology for metallic coating, chemical treatment and related process
GB/T 4955-1997
Replaced
GB/T 4955-1997 Metallic coatings—Measurement of coating thickness—Coulometric method by anodic dissolution
GB/T 17456-1998
Replaced
GB/T 17456-1998 Ductile iron pipes—External zinc-spray coating
GB/T 17460-1998
abolished_transferred