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Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 17918-2025: Safety specification for dust explosion protection in bulk grain loading and unloading system in port Status: Valid GB 17918: Historical versions
Basic dataStandard ID: GB 17918-2025 (GB17918-2025)Description (Translated English): Safety specification for dust explosion protection in bulk grain loading and unloading system in port Sector / Industry: National Standard Classification of Chinese Standard: C67 Classification of International Standard: 13.230 Word Count Estimation: 14,138 Date of Issue: 2025-01-24 Date of Implementation: 2025-08-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB 17918-2025: Safety specification for dust explosion protection in bulk grain loading and unloading system in port---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. ICS 13.230 CCSC67 National Standard of the People's Republic of China Replaces GB 17918-2008 Safety specification for dust explosion prevention in bulk grain loading and unloading systems at ports Released on 2025-01-24 2025-08-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 General Requirements 2 5 Division of dust explosion hazard zones in bulk grain loading and unloading systems at ports 2 6 Hot Work Requirements 3 7 Building (Structure) Requirements 3 8 Requirements for loading and unloading machinery and conveying equipment 4 9 Weighing System Requirements 6 10 Dust Removal System Requirements 6 11 Verification Method 7 Appendix A (Informative) Example of division of dust explosion hazard zones in bulk grain loading and unloading systems at ports 9ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB 17918-2008 "Safety Regulations for Dust Explosion Prevention in Bulk Grain Loading and Unloading Systems at Ports". In addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Added four terms and definitions. "bulk grain", "ordinary warehouse", "mechanized warehouse" and "trestles" (see 3.1, 3.5, 3.6 and 3.9); --- Changed the requirements for preventing open flames, preventing friction and collision sparks, and preventing static electricity (see 4.6, 4.7, 4.9 and 4.10,.2008 edition 4.5, 4.6 and 4.8); --- Changed the safety requirements for hot work (see Chapter 6, Chapter 5 of the.2008 edition); --- Added the requirements for dust explosion prevention in bulk grain warehouses (see 7.3.3, 7.3.4); --- Added dust explosion-proof requirements for pneumatic ship unloaders, plow-type unloading belt conveyors, and warehouse cleaning machines (see 8.5, 8.13, 8.14); ---Changed the dust explosion safety requirements for bucket elevators (see 8.6, 7.6 of the.2008 edition); --- Added requirements for duct material and wind speed (see 10.3); --- Changed the dust explosion safety requirements for dust collectors (see 10.4, 9.5 and 9.6 of the.2008 edition); --- Added verification method (see Chapter 11). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the Ministry of Emergency Management of the People's Republic of China. The previous versions of this document and the documents it replaces are as follows. --- First issued as GB 17918-1999 in.1999 and first revised in.2008; ---This is the second revision. Safety specification for dust explosion prevention in bulk grain loading and unloading systems at ports1 ScopeThis document specifies the overall requirements for dust explosion safety in bulk grain loading and unloading systems at ports, the division of dust explosion hazard areas, and the requirements for hot work. Requirements, building (structure) requirements, loading and unloading machinery and conveying equipment requirements, weighing system requirements, dust removal system requirements, and describe the verification method. This document applies to the design, operation, maintenance and safety management of dust explosion prevention in bulk grain loading and unloading systems in ports.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 3836.15 Explosive atmospheres Part 15.Specifications for the design, selection and installation of electrical equipment GB 12158 General requirements for preventing electrostatic accidents GB 13561.1 Safety regulations for continuous loading and unloading equipment in ports Part 1.Bulk grain silo system GB 15577 Safety regulations for dust explosion prevention GB/T 15604 Dust explosion-proof terminology GB 15605 Dust explosion pressure relief code GB/T 37519 Grain and oil machinery bucket elevator GB 50057 Code for Lightning Protection Design of Buildings GB 50058 Design specification for electrical installations in explosive atmospheres GB 55037 General code for fire protection of buildings3 Terms and definitionsThe terms and definitions defined in GB/T 15604 and the following apply to this document. 3.1 Bulk grain A general term for unpackaged raw grains and their processed products or by-product particles. 3.2 A general term for equipment, facilities and buildings (structures) used for bulk grain loading and unloading, transportation and auxiliary operations in the port. 3.3 Silo A vertical cylindrical enclosed structure for storing bulk materials. 3.4 Bulk cargoes store house Room-type structures for storing bulk materials. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 17918-2025_English be delivered?Answer: Upon your order, we will start to translate GB 17918-2025_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB 17918-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 17918-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
