Grain processing, storage and transportation system involved in bucket elevator, screw conveyor, scraper conveyor, roller belt conveyor, air cushion belt conveyor, measuring equipment, cleaning equipment, screening equipment, processing equipment, grain dryer, dust removal and pneumatic conveying system (HS code(s): 84193; 842139; 842240; 842542; 842832; 842839; 8437; 847410); (ICS code(s): 13.230)

National Standard of the P.R.C., Safety specification for the protection of dust explosion for grain processing, storage and transportation system; (19 page(s), in Chinese)

This document specifies the division and scope of dust explosion hazard places in grain processing, storage and transportation systems, equipment requirements, electrical requirements, building and structural requirements, dust control requirements, dust cleaning requirements, pneumatic conveying system requirements, explosion-control measures, operational safety management requirements for dust explosion prevention and safety, and describes the verification methods thereof. This document applies to the whole process of design, construction, operation and management of places where explosive hazards of grain dust occur or may occur during grain handling, transportation, drying, storage and processing.