| Finished
API Couplings for Non upset and External
upset Tubing upto 4 1/2" OD in accordance
with API Specifications 5CT and 5B, in
all Grades can be supplied with either
Zinc or Manganeses phosphating.
Finished API Couplings
for Casing upto 13 3/8" OD covering
Short and Long Round Thread and Buttress
Thread in accordance with API Specifications
5CT and 5B, in all Grades can be supplied
with either Zinc or Manganeses phosphating.
All the Couplings are
100% inspected for critical thread parameters
and are magnetic particle inspected and
verified for their mechanical properties.
The Test and Inspection results are all
documented.
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