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Test items
include nominal diameter, nominal pressure, dimensional deviation, valve stem lifting performance, opening height, strength, sealing performance, pressure loss, thread inspection, etc Applicable scope: Indoor fire hydrants, etc Relevant Testing Standards GB/T 14561-2019 Fire Hydrant Boxes GB/T 2032-2018 Marine Flange Fire Hydrants GB 50974-2014 Technical Specification for Fire Water Supply and Fire Hydrant Systems GB 4452-1996 General Technical Conditions for Outdoor Fire Hydrants GB 3445-1993 Indoor Fire Hydrants GB 4453-1984 Fire Hydrant Connectors DB15/T 353.2-2020 Inspection Regulations for Building Fire Protection Facilities Part 2: Fire Hydrant Systems NZS 4510-1998 Buildings Fire hydrant system NF S61-750-1973 fire equipment. Dry type fire hydrants NF S61-751-1973 fire equipment. Loaded fire hydrants (also known as wet type fire hydrants) Inspection report precautions1. No report; Ldquo; Special seal for research and testing; Rdquo; Invalid official seal, invalid report without anti-counterfeiting QR code 2. The copied report was not re stamped; Ldquo; Special seal for research and testing; Rdquo; Or the official seal is invalid 3. The report is invalid without the signature of the main inspector, reviewer, or approver 4. The report is invalid if altered 5. If there are any objections to the testing report, they should be raised within 15 days from the date of receiving the report. If the report is overdue, it will not be accepted The above article is a partial list. For more testing needs and details, please consult the online consultant of the free consulting agency: 18501763637 The third-party testing agency of Baijian provides pesticide testing, fertilizer detection, pesticide residue testing, food testing, drug testing, toxic and harmful substance testing reports, etc. Customers who require relevant testing services can leave an online message or directly contact us at 18501763637 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 problems100% inspection 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
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