General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 30691-2014
Scope
This standard specifies the temperature, humidity and time for conditioning and testing of all types of conveyor belts, regardless of whether the covering material is rubber or plastic. It also specifies the time interval requirements that should be observed from the preparation of the conveyor belt sample to the test. This standard does not cover special conditions applicable to a particular test or material or simulated specific climatic environments.
GB/T 30691-2014 Referenced Document
HG/T 4601.1-2014 Light conveyor belts.Part 1: Principal characteristics and applications
GB/T 30691-2014 history
2014GB/T 30691-2014 Conveyor belts.Test atmospheres and conditioning periods