General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 25707-2010
Scope
This standard specifies the type and basic parameters, technical requirements, test methods, inspection rules, packaging, transportation and storage of hydraulic explosion-proof hoists and hoisting winches. This standard applies to hydraulic explosion-proof hoists and hoisting winches used for lifting, lowering materials and transporting personnel in underground mines where there are explosive gases such as coal dust and gas, and in other places that require explosion protection.
GB 3836.2 Explosive atmospheres.Part 2:Equipment protection by flameproof enclosures "d"
GB 3836.4 Explosive atmospheres.Part 4:Equipment protection by intrinsic safety "i"
GB/T 10095.1 Cylindrical gears—ISO system of flank tolerance classification—Part 1:Definitions and allowable values of deviations relevant to flanks of gear teeth*, 2022-10-12 Update
GB/T 10095.2 ISO tooth surface tolerance classification system for cylindrical gears - Part 2: Definition and allowable values of comprehensive radial deviation*, 2023-08-06 Update
GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds
GB/T 13325 Noise emitted by machinery and equipment--Guidelines for the preparation of test codes of engineering grade requring noise measurements at the operator's or bystander's position
GB/T 14039-2002 Hydraulic fluid power--Fluids--Method for coding the level of contamination by solid particles
GB/T 15706.2 Safety of machinery Basic concepts, general principles for design Part 2: Technical principles
GB/T 16855.1 Safety-related components of machinery safety control systems Part 1: General principles for design*, 2019-07-01 Update
GB/T 17489 Hydraulic fluid power—Particulate contamination analysis—Extraction of fluid samples from lines of an operating system*, 2022-10-12 Update
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 20961 Single rope mine drum hoist*, 2018-03-15 Update
GB/T 3766 Hydraulic fluid power.General rules and safety requirements for systems and their components*, 2015-12-31 Update