Test object

Cotton spinning ring spinning machine drafting lower roller

Test items

Bottom roller surface roughness test

Test standard

FZ/T 92019-2012 Cotton spinning ring spinning machine drafting lower roller test

Related standards

《JB/T 10858-2008》Spherical bearing static load test procedure JB/T 10858-2008

《GB/T 9161-2001》Spherical bearing rod end spherical bearing GB/T 9161-2001

《GB/T 304.9-2008》Spherical bearing general technical rules GB/T 304.9-2008 4.14.2

《GB/T 304.9-2008》Spherical bearing general technical rules GB/T 304.9-2008 4.13.2

《GB/T 304.9-2008》Spherical bearings General technical rules GB/T 304.9-2008 4.10

《GB/T 9163-2001》Spherical bearings Radial spherical bearings GB/T 9163-2001

《JB/T 10860-2008》Spherical bearings Dynamic load and life test procedures JB/T 10860-2008

《GB/T 307.2-2005》Rolling bearings Principles and methods of measurement and inspection GB/T 307.2-2005

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 problems
 

100% 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 required
 

Testing and testing characteristics:

1.The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby
 
3. 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