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EVS-EN ISO 10424-1:2004

Petroleum and natural gas industries - Rotary drilling equipment - Part 1: Rotary drill stem elements

General information

Valid from 10.12.2004
Base Documents
ISO 10424-1:2004; EN ISO 10424-1:2004
Directives or regulations
None

Standard history

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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 non-magnetic drill collars; drilling and coring bits. This part of 10424 is not applicable to drill pipe and tool joints, rotary shouldered connection designs, thread gauging practice, or grand master, reference master and working gauges. A typical drill stem assembly to which this part of 10424 is applicable is shown in Figure 1.

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EVS-EN ISO 10424-2:2008

Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Threading and gauging of rotary shouldered thread connections
Newest version Valid from 07.02.2008