Test to Check Rigid Steel Conduits Conforming to IS : 9537 (PART-II) 1981 back
   
S. No.
Name of Test Mode of Testing
     
1.
Inspection of Surfaces & Edges Visual Examination (By Normal or Corrected Vision without magnification)
2.
Inspection of Marking Brand name, Nominal Size & Country of Origin on each length
3.
Durability of Marking Compliances Tested by method as mentioned in IS : 9537 Specifications
4.
Dimensional Check For maximum OD by GO Gauges & Minimum OD by NO GO Gauges
5.
Wall Thickness Measured with the help of vernier callippers as specified in BIS Standard (Accuracy equal to or more than 0.02 mm)
6.
Isometric Screw Threads
  1. Length measured by vernier calippers.
  2. Profile of threads by GO & NO GO Gauges
7.
Bending Test By Bending the samples on Bend Test Apparatus & Testing the samples for deformity & Cracking of orginal material or protective coating as mentioned in BIS 9537 Part I & II.
8.
Compression Test With the help of compression test Apparatus.
9.
Test for Protective coating (for checking the effect of External Influences.) With the help of Chemicals as prescribed in BIS : 9537 Specifications. Medium and Heavy Protective Coatings of Rigid Steel Conduits are Tested for the effect of external influences or Anti Corrosive effectiveness of the protective coatings.
   

Testing Pictures:

erm welding process   ERM WELDING PROCESS
     
bending process of conduit pipes   BENDING PROCESS

 

 
       
 

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