This document specifies the division and range of grain dust explosion hazardous areas in grain processing, storage and transportation systems, process system and equipment requirements, electrical requirements, requirements for buildings and structures, requirements for dust control, requirements for dust cleaning, requirements for pneumatic conveying, requirements for explosion control measures and requirements for operation safety management, and describes the corresponding verification methods. This document applies to the design, operation and safety management of the grain processing, storage and transportation systems involving combustible dust explosion hazards.
Basic Data
Standard ID
GB 17440-2025 (GB17440-2025)
Description (Translated English)
Safety specification for the protection of dust explosion for grain processing, storage and transportation system
Sector / Industry
National Standard
Classification of Chinese Standard
C67
Classification of International Standard
13.230
Word Count Estimation
22,247
Date of Issue
2025-01-24
Date of Implementation
2026-02-01
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
