GB/T 5489-1985
Replaced
T/CPCA 4404B-2024
Active
Group standards
T/CPCA 4404B-2024 PCB hard metal drill bit
T/CPCA 4404B-2024 PCB hard metal drill bit
Price:
$ 20.00
Basic Information
Standard Code:
T/CPCA 4404B-2024
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Printed circuits and printed circuit boards
Publish Date:
2024-03-28
Implement Date:
2024-04-28
Scope
Main technical content: This document specifies the requirements for hard alloy drills with a diameter of 0.05 mm or more used in printed circuit board manufacturing (hereinafter referred to as drills), general diameters, drill specifications, inspection methods, quality assurance provisions, drill packaging, marking, transportation, storage, and environmental protection requirements. This document is applicable to hard alloy drills used in printed circuit boards.
Development Information
Related Standards
GB/T 12559-1990
Active
GB/T 12559-1990 The patternes series for artwork master of printed circuits
GB/T 12629-1990
Replaced
GB/T 12629-1990 Thin epoxide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed boards
GB/T 12630-1990
Active
GB/T 12630-1990 Thin epoxide woven glass fabric copper-clad laminated sheet, general purpose grade, For use in the fabrication of multilayer printed boards
GB/T 12631-1990
Replaced
GB/T 12631-1990 Test method for resistance of conductor of printed boards
GB/T 13555-1992
Replaced