GB/T 21352-2022
ActiveFlame retardant steel cord conveyor belts used in underground mines
地下矿井用钢丝绳芯阻燃输送带
Application Summary AI generated
This standard specifies technical requirements, test methods, and inspection rules for flame retardant conveyor belts reinforced with steel cords, specifically designed for use in underground coal mines. It ensures the belts meet stringent fire safety and anti-static performance criteria to prevent ignition and propagation of fires in hazardous mining environments. The standard is applied during manufacturing, quality certification, and safety compliance inspections for material handling systems in underground mining operations.
Related Standards
GB/T 5752-2002
Conveyor belts--Marking
GB/T 17482-1998
Drop-forged rivetless chains for conveyors
GB/T 17119-1997
Continuous mechanical handling equipment--Belt conveyors with carrying idlers--Calculation of operating power and tensile forces
GB/T 4490-1994
Conveyor belts--Dimensions
GB/T 14521.1-1993
Terms of conveying machinery--Types of conveying machinery
GB/T 14521.6-1993
Terms of conveying machinery--Slat conveyor
GB/T 14521.5-1993
Terms of conveying machinery--En-masse conveyor
GB/T 14521.4-1993
Terms of conveying machinery--Belt conveyor
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.