GB/T 14823.1-1993 Particular specifications for metal conduits for electrical installations

GB/T 14823.2-1993 Particular specifications for rigid plain conduits of insulating materials for electrical installations GB/T 14823.4-1993 Particular specifications for pliable self-recovering conduits of insulating materials for electrical installations

GB/T 13381.1-1992 Specification for conduits for electrical installations General reguirements 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 2102-1988 Acceptance, packing, marking, and certification of pipe GB/T 2102-2006 Acceptance, packing, marking and quality certification of steel pipe GB/T 2102-2022 Acceptance,packaging,marking and quality certification for steel tubular products GB/T 3640-1988 Plain carbon steel pipes for electric wire GB/T 10623-1989 Metallic materials—Terms of mechanical test GB/T 10623-2008 Metallic material—Mechanical testing—Vocabulary GB/T 1801-1999 Limits and fits—Selection of tolerance zones and fits GB/T 1801-2009 Geometrical Product Specifications (GPS)—Limits and fits—Selection of tolerance zones and fits GB/T 192-2003 General purpose metric screw threads—Basic profile GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB/T 3934-2003 Specification of gauges for general purpose screw threads GB/T 196-2025 General purpose metric screw threads—Basic dimensions GB/T 192-2025 General purpose metric screw threads—Profiles GB/T 3934-2025 Specification of gauges for general purpose screw threads GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)

IEC 614-2-1(1982)