GB/T 4393-2008 Open end wrenches,box wrenches and combination wrenches—Technical specifications

GB/T 4393-1995 Open-end wrenches, box wrenches and combination wrenches—Technical specifications

GB/T 230.1-2004 Metallic Rockwell hardness test—Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2009 Metallic materials—Rockwell hardness test—Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2018 Metallic materials—Rockwell hardness test—Part 1:Test method GB/T 1957-1981 Limit gauges for plain workpiece GB/T 1957-2006 Tolerances and general features for plain limin gauges 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 4388-1995 Types of open-end wrenches, box wrenches and combination wrenches GB/T 4388-2008 Types of open-end wrenches,box wrenches and combination wrenches GB/T 4389-1995 Assembly tool for screws and nuts—Open-end double-head engineers wrenches, double-head box wrenches and combination wrenches—Maximum outside dimensions of heads GB/T 4389-2013 Double-headed open-ended wrenches,double-headed box wrenches and combination wrenches—Maximum widths of heads GB/T 4390-1995 Spanner gaps and sockets—Metric series-tolerances for general use GB/T 4390-2008 Wrench openings—Tolerances for general use GB/T 4391-1995 Combinations of double-end wrenche gaps GB/T 4391-2008 Double-ended wrenches—Size pairing GB/T 4955-1997 Metallic coatings—Measurement of coating thickness—Coulometric method by anodic dissolution GB/T 4955-2005 Metallic coatings—Measurement of coating thickness—Coulometric method by anodic dissolution GB/T 5305-1985 Packaging,marking,transportation and storage of hand tools GB/T 5305-2008 Packaging,marking,transportation and storage of hand tools GB/T 6060.2-1985 Roughness comparison specimens—Ground, turned, bored,milled, shaped and planed GB/T 6060.2-2006 Roughness comparison specimens—Ground,turned,bored,milled,shaped and planed GB/T 6462-1986 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 6462-2005 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 6462-2025 Metallic and oxide coatings—Measurement of coating thinckness—Microscopical method

ISO 1711-1:2007