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API SPEC 7-1
Specification for Rotary Drill Stem Elements - First Edition; Incorporates Addendum 1: March 2007, Addendum 2: August 2009; Addendum 3: April 2011; ISO 10424-1:2004 Adoption
Organization:
API - American Petroleum Institute
Year: 2012
Abstract: 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.
NOTE 1 For the purposes of the provision in footnote a, API Specs 8A and 8C are equivalent to ISO 13535.
NOTE 2 For the purposes of the provision in footnote b, API Specs 5D and 7 are equivalent to ISO 11961.
NOTE 3 All connections between lower kelly upset and the bit are RH.
NOTE 4 All connections between upper kelly upset and swivel are LH.
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.
NOTE 1 For the purposes of the provision in footnote a, API Specs 8A and 8C are equivalent to ISO 13535.
NOTE 2 For the purposes of the provision in footnote b, API Specs 5D and 7 are equivalent to ISO 11961.
NOTE 3 All connections between lower kelly upset and the bit are RH.
NOTE 4 All connections between upper kelly upset and swivel are LH.
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| contributor author | API - American Petroleum Institute | |
| date accessioned | 2017-09-04T16:18:02Z | |
| date available | 2017-09-04T16:18:02Z | |
| date copyright | 03/01/2006 (R 2012) | |
| date issued | 2012 | |
| identifier other | TENACFAAAAAAAAAA.pdf | |
| identifier uri | https://yse.yabesh.ir/std/handle/yse/81529 | |
| description abstract | 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. NOTE 1 For the purposes of the provision in footnote a, API Specs 8A and 8C are equivalent to ISO 13535. NOTE 2 For the purposes of the provision in footnote b, API Specs 5D and 7 are equivalent to ISO 11961. NOTE 3 All connections between lower kelly upset and the bit are RH. NOTE 4 All connections between upper kelly upset and swivel are LH. | |
| language | English | |
| title | API SPEC 7-1 | num |
| title | Specification for Rotary Drill Stem Elements - First Edition; Incorporates Addendum 1: March 2007, Addendum 2: August 2009; Addendum 3: April 2011; ISO 10424-1:2004 Adoption | en |
| type | standard | |
| page | 110 | |
| status | Active | |
| tree | API - American Petroleum Institute:;2012 | |
| contenttype | fulltext |