Saver Sub is used to extend the life of the kelly by taking the connection wear each time it is make-up to a drill stem component.The saver sub connection is sacrificed because it can be easily repaired or inexpensively
replaced.The saver sub can be equipped with a rubber protector to reduce BOP equipment and casing wear resulting from contact damage with a lower Kelly
connectiondefault long,default length 24".
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Oil casing connector factory direct pipe fittings crossover sub X-over Product Name Oil casing connector factory direct pipe fittings crossover sub X-over Standard API 5B Grade API J55-API P110, API J55, API K55, API L80, API N80, API P110 Technique Hot Rolled End protector ...
New product piping and plumbing fitting Sucker Rod COUPLING pipe joint coupling Product Name New product piping and plumbing fitting Sucker Rod COUPLING pipe joint coupling Standard API, ASTM, GB, API 5CT, API 5DP, API 5L, ASTM A179-1990, ASTM A254-1997, ASTM A358-2005, GB/T ...