GB/T 4440-2022 (English Version) PDF

Standard No.: GB/T 4440-2022
Language: Chinese, Available in English version
Release Date: 2022
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 4440-2022
Replace: GB/T 4440-2008

Scope: This document specifies the product classification and marking, requirements, test methods, inspection rules and signs, packaging, transportation and storage of adjustable wrenches. This document applies to adjustable wrenches for turning bolts and nuts or other fasteners.

GB/T 4440-2022 Referenced Document

GB/T 230.1 Metallic materials.Rockwell hardness test.Part 1:Test method
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 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
GB/T 699 Quality carbon structure steels
ISO 2632-1:1985 Roughness comparison specimens; Part 1 : Turned, ground, bored, milled, shaped and planed