DRILL STEM CROSSOVER SUB
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS7155538
Definition | A <DRILL STEM CROSSOVER SUB> is a <DRILL STEM SUB> that is used to join sections of the drillstring that are not compatible due to diameter or thread design differences. |
ISO number | 4973 |
RDS number | RDS7155538 |
Source | Ref: API 7 Specifications |
Piping |