This standard specifies the test method for the flammability of conveyor belts in relatively high local heat sources (such as fire). This standard applies to medium-scale flammability tests for propane burners on flame-retardant conveyor belts.
GB/T 39817-2021 Referenced Document
ISO 9162 Petroleum products.Fuels (class F).Liquefied petroleum gases.Specifications
GB/T 39817-2021 history
2021GB/T 39817-2021 Conveyor belts—Propane burner mid-scale flammability test method