GB 12607-1990
Replaced
T/QGCML 944-2023
Active
Group standards
T/QGCML 944-2023 LED Reflector External Polishing Device
T/QGCML 944-2023
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 944-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Surface treatment
Publish Date:
2023-06-20
Implement Date:
2023-06-30
Scope
Main technical content: This standard specifies the term definitions, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of LED reflector external polishing devices. This standard is applicable to the production and inspection of LED reflector external polishing devices.
Development Information
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