This standard specifies the type, basic parameters, technical requirements, test methods, inspection rules, marking, packaging and storage of round tube belt conveyors (hereinafter referred to as conveyors). This standard is applicable to conveyors that are composed of six or eight rollers forming a regular polygon to force the conveyor belt to form a circular tube, and to continuously transport various bulk, granular and other loose materials.
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 2828.1-2012 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 3323-2005 Radiographic examination of fusion welded joints in metallic materials
GB/T 3512 Rubber, vulcanized or thermoplastic.Accelerated ageing and heat resistance tests.Air-oven method*, 2014-12-22 Update
GB/T 3767-1996 Acoustics--Determination of sound power levels of noise sources using sound pressure--Engineering method in an essentially free field over a reflecting plane
GB/T 4323 Pin coupling with elastic sleeve*, 2017-05-12 Update
GB/T 5015 Gear coupling with elastomer*, 2017-05-12 Update
GB/T 5272 Coupling with elastic spider*, 2017-05-12 Update
GB/T 528 Rubber,vulcanized or thermoplastic.Determination of tensile stress-strain properties
GB/T 531.1 Rubber,vulcanized or thermoplastic.Determination of indentation hardness.Part 1:Duromerer method( Shore hardness)
GB/T 6402 Steel forgings. Method for ultrasonic testing
GB/T 7324-2010 General purpose lithium lubricating grease
GB/T 7984 Conveyor belts of textile construction for general use
GB/T 8923.2-2008 Preparation of steel substrates before application of paints and related products.Visual assessment of surface cleanliness.Part 2:Preparation grades of previously coated steel substrates after localized removal of previous coatings
GB/T 9239.1-2006 Mechanical vibration. Balance quality requirements for rotors in a constant(rigid) state. Part 1: Specification and verification of balance tolerances
GB/T 9286-1998 Paints and varnishes--Cross cut test for films
GB/T 9770 Steel cord conveyor belts for general use