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SC20-Subcommittee on Supply Chain Management

My Committees
My Rosters

 API Contact

Katie Burkle
Phone: 202-682-8507

 Committee Scope

SC 20 develops and maintains standards on supply chain management for critical materials and processes used in oil and natural gas exploration and production.  These standards include:

  • castings, Spec 20A;
  • open die forgings, Spec 20B;
  • closed die forgings, Spec 20C;
  • non-destructive examination, Std 20D;
  • alloy and carbon steel bolting, Spec 20E;
  • corrosion-resistant bolting, Spec 20F;
  • welding services, Std 20G;
  • heat treating services, Std 20H;
  • distributors, Std 20J;
  • non-metallic seals, Std 20L;
  • machining services, Std 20M;
  • continuous furnace heat treating services, Std 20N;
  • plating and coating, Std 20P;
  • subsurface electronics, Std 20R;
  • additive manufacturing, Std 20S.

To check on the status of a document that is currently in the process of being drafted or revised, please visit the API Standards Plan.   When published, you can find further details and scopes of the Series 20 standards in the Exploration and Production section of the API Publications catalog. Please contact Katie Burkle ( for any additional questions.


 Informational Presentations

API 20H.pdfAPI
API 20J.pdfAPI
API 20M.pdfAPI
SC20 Overview.pdfSC20
API 20D.pdfAPI


  Reference Documents
  Forms (SR3 & Attendance Sheets)
  SC20 Meeting Minutes (Login Required)

 Open Ballots

 Ballot IDStatusResultsOpensClosesDescription
Committee ID : 1512SC20/V20A: Spec 20A Task Group, Steel Castings
5019ClosedIn Progress01/31/202003/05/2020API 20A, 2nd Edition, Addendum 2
Committee ID : 1403SC20/V20B: Spec 20B Task Group, Open-die Forgings
4570ClosedResolution Required08/27/201809/26/2018API 20B, 2nd Edition
Committee ID : 1135SC20/V20C: Spec 20C Task Group, Closed Die Forgings
4975ClosedIn Progress11/15/201901/09/2020API 20C, 3rd Edition
Committee ID : 2048SC20/V20G: Std 20G Task Group, Welding
4688ClosedResolution Required12/13/201801/31/2019API 20G, 1st Edition
Committee ID : 1623SC20/V20H: Spec 20H Task Group, Heat Treatment - Batch Type
4978ClosedIn Progress11/18/201901/09/2020API 20H, 2nd Edition
Committee ID : 1708SC20/V20J: Std 20J Task Group, Distributors
4923ClosedIn Progress09/09/201910/07/2019API 20J, 1st Edition, Addendum 1
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