Inspection items:

All parameters, some parameters, appearance measurement, marking, surface coating physical and chemical properties measurement - metal spray paint (plastic) coating - impact strength, surface coating physical and chemical properties measurement - metal spray paint (plastic) coating - hardness, surface coating physical and chemical properties measurement - metal spray paint (plastic) coating - corrosion resistance, surface coating physical and chemical properties measurement - metal spray paint (plastic) coating - adhesion, component measurement - escalator, component measurement - shelf, component measurement - shelf support, component measurement - deck, component measurement - column, component measurement - shape and position tolerance of connector, component measurement - connecting sleeve, component measurement - connecting plate, component measurement - interchangeability of components, component measurement - surface treatment of components, appearance, column, connecting plate, connecting sleeve, shape and position tolerance of connector, deck, shelf, partition support, escalator, surface treatment of components, interchangeability of components, installation requirements, table of connectors Surface treatment, appearance of laminated steel bookshelf, surface treatment of escalator, verticality inspection of single column after assembly, static load inspection of shelf, quality inspection of surface and patterned steel plate painting of connectors, static load of shelf, critical load test of column instability, verticality inspection of connectors, escalator requirements, static load test of deck, straightness inspection of column, surface treatment of column, requirements for connecting sleeves, dimensions and tolerances, overall installation requirements of laminated steel bookshelf, dimensional tolerance of connectors, dimension tolerance, requirements for connecting plates, surface treatment of various parts of laminated steel bookshelf, verticality inspection of column after assembly, surface treatment, dimensions and tolerances of laminated steel bookshelf, corrosion resistance, adhesion, straightness, critical load of instability, shelf supports, parts, overall installation requirements, some items, corrosion resistance of metal spray paint (plastic) coating, all items, strength of shelf supports

Testing standards:

1. GB/T1720-2020 Determination of paint film adhesion

2. GB/T 13667.2-2003 Technical conditions for stacked steel bookshelves

3. GB/T 13667.1-2015 Steel bookshelves Part 1: Single and double column bookshelves 6.1

4. GB/T13667.2-2017 Technical conditions for stacked steel bookshelves

5. GB/T 10357.5-2011 Mechanical properties test of furniture Part 5: Strength and durability of cabinets

6. LY/T 1789-2008 Wooden stairs for residential buildings 6.3.8

7. GB/T13667.2-2003 General technical conditions for stacked steel bookshelves

8. GB/T 13667.2-2017 Steel bookshelves Part 2: Stacked bookshelves GB/T 13667.2-2017

9. GB/T 1958-2004 Shape and position tolerances of connectors

10. GB/T 13667.2-2017 "Steel Bookshelves Part 2: Stacked Bookshelves"

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