This standard specifies the classification and nomenclature, basic parameters, technical requirements, test methods, inspection rules and markings, packaging, storage and transportation of overshots used for drilling and workover. This standard applies to the design, manufacture, inspection and use of overshots used in oil drilling and workover operations.
SY/T 5068-2000 history
2017SY/T 5069-2017 Oil and gas industry drilling and oil production equipment pipe string falling object fishing tools