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ÖNORM EN ISO 10424-1:2005-03

Действует
Petroleum and natural gas industries - Rotary drilling equipment - Part 1: Rotary drill stem elements (ISO 10424-1:2004)
This part of ISO 10424 specifies requirements for the following drill stem elements: upper and lower kelly valves; square and hexagonal kellys; drill stem subs; standard steel and nonmagnetic drill collars; drilling and coring bits. This part of 10424 is not applicable to drill pipes and tool joints, rotary shouldered connection designs, thread gauging practice, or grand master, reference master and working gauges. A typical drill-stem assembly is shown in Figure 1.
ICS
75.180.10 Exploratory,. Including offshore structures / Оборудование для разведки и добычи. Включая сооружения континентального шельфа