Sl. No |
Test Prescribed |
Minimum Value for Conformity |
Observed Value |
1. |
Dimension & squareness test as per IS:4020 (Part-2), 1998 |
Height & width shall be measured within an accuracy of 1.0 mm |
Within specified limit |
2. |
General flatness test as per IS:4020 (Part-3), 1998 |
Squareness shall be measured to an accuraty of 1.0 mm |
Within specified limit |
3. |
Local planeness test as per IS:4020 (Part-4), 1998 |
Planeness will be measured an accuracy of 0.1 mm |
Within specified limit |
4. |
Impact indentation test as per IS:4020 (Part-5), 1998 |
Indentation will be measured to an accuracy of 0.1 mm |
Within specified limit |
5. |
Flexure test as per IS:4020 (Part-6), 1998 |
The deflections will be measured to an accuracy of 0.1 mm |
Within specified limit |
6. |
Edge loading test as per IS:4020 (Part-7), 1998 |
The deflections will be measured to an accuraty of 0.1 mm |
Within specified limit |
7. |
Shock resistance test as per IS:4020 (Part-8), 1998 |
4 to 5 shock/min7 |
Within specified limit |
8. |
Buckling test as per IS:4020 (Part-9) 1998 |
Deformation is measured to an accuracy of 1 mm, 5 min. after application of the load and 15 min after unloading |
Within specified limit |
9. |
Slamming test as per IS:4020 (Part-10) 1998 |
50 times on the nail at the rate of 4-5 drops/min |
Found O.K. |
10. |
Misuse test as per IS:4020 (Part-11) 1998 |
It should pass after applying 200 N force to the handle at right angle to the plane of the frame. |
Satisfacory |
11. |
Varying humidity test as per IS:4020 (Part-12), 1998 |
Deviation shall be measured to an accuraty of 1.0 mm |
Within specified limit |
12. |
End immersion test as per IS:4020 (Part-13), 1998 |
These shall be no de-lamination |
No de-lamination found |
13. |
Knife test as per IS:4020 (Part-14), 1998 |
Minimum pass standard |
Excellent |
14. |
Glue adhesion test as per IS:4020 (Part-15), 1998 |
These shall be no de-lamination |
No de-lamination found |
15. |
Screw withdraw test as per: IS 4020 (Part-16), 1998 |
Applied load shall be 2.0 mm per min for complete withdrawal of the screw withing specified limit |
Within specified limit |