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M00002452
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ISO 10424-1:2004
Petroleum and natural gas industries - Rotary drilling equipment - Part 1: Rotary drill stem elementsstandard by International Organization for Standardization, 09/01/2004
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ISO 10424-1:2004 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.
ISO 10424-1:2004 is not applicable to drill pipe and tool joints, rotary shouldered connection designs, thread gauging practice, or grand master, reference master and working gauges.