BAIJIAN - Third party testing organization
Test items
Maximum thickness of flange plate、 outer diameter of coupling、 nominal torque、 allowable speed、 diameter of shaft hole、 minimum length of shaft hole、 outer diameter of shaft sleeve、 distance between shaft ends、 pre tightening torque、 input torque、 output torque、 load performance、 dynamic balance test、 etc Scope of application: Standard permanent magnet couplings、 delayed permanent magnet couplings、 torque limiting permanent magnet couplings、 clutch type permanent magnet couplings、 pulley type permanent magnet couplings、 synchronous type permanent magnet couplings、 etc Related Testing Standards
GB/T 38763-2020 General Technical Specification for Permanent Magnet Couplings
GB/T 3852 Couplings、 Shaft Holes and Connection Types and Dimensions
GB/T 3931 Couplings Terminology
GB/T 4942.1 Classification of Protection Levels (IP Code) for the Overall Structure of Rotating Electrical Machines
GB/T 9239.1 Mechanical Vibration Constant State (Rigid) Quality requirements for rotor balance - Part 1: Inspection of specifications and balance tolerances
GB/T 12458 Classification of couplings
GB/T 13384 General technical conditions for packaging of mechanical and electrical products
Precautions for testing reports1. 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 problemsinspection 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