Casing Thread protectors
Before casing joints are installed in a well, they are exposed to a variety of harsh conditions during transport, handling and storage. The threaded pipe ends frequently have to withstand accidental impact loading during shipment from the mill to the wellsite and once at the wellsite, during handling, cleaning and running into the hole.
In addition, these threaded ends are often exposed to corrosive environments during storage. Therefore, it is of vital importance to protect the threads and seals against impact loading and water penetration all the way from the mill up to the . . .