Preface: This specification is a national standard issued and approved by the Ministry of Housing and Urban Rural Development of the People's Republic of China, Announcement No. 290, with the number GB 50154-2009. It has been implemented since September 1, 2009. 64 of them are mandatory provisions and must be strictly enforced. The original "Safety Code for Design of Underground and Covered Powder and Explosive Warehouses" GB50154-92 shall be abolished simultaneously. This specification consists of 13 chapters, mainly including: general principles, terminology, regulations for the storage of gunpowder and explosives, overall layout, internal layout of the warehouse area, building structure, electrical, safety protection systems, heating, ventilation and air conditioning, fire protection, transportation and transfer stations, burning sites, and physical and chemical centers. This specification is accompanied by a description of the provisions
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China