This standard specifies the width and length of fabric core conveyor belts and the corresponding limit deviations. This standard does not apply to the light conveyor belt specified in GB/T39825 [1]. For the width and length limit deviation of the cut-type light conveyor belt, see [] GB/T398232. 2 Width and limit deviation
GB/T 4490-2021 history
2021GB/T 4490-2021 Conveyor belts with textile carcass—Widths and lengths
2009GB/T 4490-2009 Conveyor belts with textile carcass.Widths and lengths