GB/T 4721-1992 General rules for copper-clad laminated sheets for printed circuits

GB 4721-1984

GB/T 4721-2021 General rules for rigid copper clad laminates for printed circuits

GB/T 1844.1-1995 Symbols of plastics and resins—Part 1:Basic polymers and their special characteristics GB/T 1844.1-2008 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics GB/T 1844.1-2022 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics GB/T 1844.2-1995 Symbols of plastics and resins—Part 2:Fillers and reinforcing materials GB/T 1844.2-2008 Plastic—Symbols and abbreviated—Part 2:Fillers and reinforcing materials GB/T 1844.2-2022 Plastics—Symbols and abbreviated terms—Part 2:Fillers and reinforcing materials GB/T 1844.3-1995 Symbols of plastics and resins—Part 3:Plasticizers GB/T 1844.3-2008 Plastics—Symbols and abbrebiated terms—Part 3:Plasticizers GB/T 1844.3-2022 Plastics—Symbols and abbreviated terms—Part 3:Plasticizers GB/T 1844.4-2008 Plastics—Symbols and abbreviated terms—Part 4:Flame retardants GB/T 2036-1994 Terms for printed circuits GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.2-2008 Sampling procedures for inspection by attributes—Part 2:Sampling plans indexed by limiting quality(LQ)for isolated lot inspection GB/T 2828.3-2008 Sampling procedures for inspection by attributes—Part 3:Skip-lot sampling procedures GB/T 2828.4-2008 Sampling procedures for inspection by attributes—Part 4:Procedures for assessment of declared quality levels GB/T 2828.5-2011 Sampling procedures for inspection by attributes—Part 5:System of sequential sampling plans indexed by acceptance quality limit(AQL)for lot-by-lot inspection GB/T 2828.10-2010 Sampling procedures for inspection by attributes—Part 10:Introduction to the GB/T 2828 series of standards for sampling for inspection by attributes GB/T 2828.11-2008 Sampling procedures for inspection by attributes—Part 11:Procedures for assessment of declared quality levels for small population GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability) GB/T 4722-1992 Test methods for copper-clad laminated sheets for printed circuits GB/T 4722-2017 Test methods for rigid copper clad laminates for printed circuits board GB/T 4723-1992 Phenolic cellulose paper copper-clad laminated sheets for printed circuits GB/T 4723-2017 Phenolic celluloss paper copper clad laminated sheets for printed circuit GB/T 4724-1992 Epoxide cellulose paper copper-clad laminated sheets for printed circuits GB/T 4724-2017 Composite base copper clad laminated sheets for printed circuits GB/T 4725-1992 Epoxide woven glass fabric copper-clad laminated sheets for printed circuits GB/T 4725-2022 Epoxide woven glass fabric copper-clad laminated sheets for printed circuits GB/T 5230-1995 Electrodeposited copper foil GB/T 5230-2020 Electrodeposited copper foil for printed board GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)

IEC 249-1985～1988