This standard specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of pulleys commonly used for mobile cranes. This standard applies to wire rope pulleys on mobile cranes defined in GB/T 6974.2.
JB/T 11209-2011 Referenced Document
GB/T 10610 Geometrical Product Specifications(GPS)Surface texture:Profile method.Rules and procedures for the assessment of surface texture
GB/T 1800.1 Geometrical product specifications (GPS)—ISO code system for tolerances on linear sizes—Part 1: Basis of tolerances, deviations and fits*, 2020-04-28 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update
GB/T 3274 Hot-rolled plates、sheets and strips of carbon structural steels and high strength low alloy structural steels*, 2017-02-28 Update
GB/T 6974.2 Cranes—Vacabulary—Part 2: Mobile cranes*, 2017-10-14 Update