QB/T 4619-2013 (English Version) PDF

Scope: This standard specifies the type, basic dimensions and markings, requirements, test methods, inspection rules, marking, packaging, transportation and storage of ratchet wrenches. This standard applies to ratchet wrenches for tightening bolts and nuts or other fasteners.

QB/T 4619-2013 Referenced Document

GB/T 1957 Tolerances and general features for plain limin gauges
GB/T 230.1 Metallic materials.Rockwell hardness test.Part 1:Test method*， 2018-05-14 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 2829 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 4388 Types of open-end wrenches,box wrenches and combination wrenches
GB/T 4389 Double-headed open-ended wrenches,double-headed box wrenches and combination wrenches.Maximum widths of heads
GB/T 4390 Wrench openings.Tolerances for general use
GB/T 4391 Double-ended wrenches.Size pairing
GB/T 4393 Open end wrenches,box wrenches and combination wrenches.Technical specifications
GB/T 4955 Metallic coatings.Measurement of coating thickness.Coulometric method by anodic dissolution
GB/T 5305 Packaging,marking,transportation and storage of hand tools
GB/T 6060.2 Roughness comparison specimens - Ground, turned, bored, milled, shaped and planed
GB/T 6462 Metallic and oxide coatings-Measurement of coating thinckness-Microscopical method