Ompa
Oilfield Equipment, Threading and Machining Service
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API and other Standard Connections

Threaded Connections are machined in full accordance with API Specs. They are routinely cut either on standard or special alloys (including Super 13 Cr, Duplex, Inconel, etc.) and are subject to 100% internal inspection, including gauging and NDT (MPI-DP).

All connections are provided with proper external surface treatments like Phosphate Coating, or Abrasive Blasting and complete of related Thread Protectors.

Each connection is properly marked to ensure full identification and 100% traceability.


API 5B   (for 5CT/6A product families)

  • LTC - Long Round Thread Casing
  • STC - Short Round Thread Casing
  • BTC - Buttress Thread Casing
  • EU - External Upset tubing
  • NU - Non Upset tubing
  • LP - Line Pipe
  • NPT - National Pipe Thread Taper

API 7.2  (for 7-1 product families)

  • NC - IF
  • FH - H90
  • REG

Other Standard Connections

  • Acme - Stub Acme
  • Hammer Union
  • Quick Union
API Spec 5CT
API Spec 6A
API Spec 7-1

OMPA s.r.l. - Via Fondo Valle Alento, 45 - 66010 Torrevecchia Teatina (Ch), Italy
CF/P.Iva 02536090695 - Cap. Soc. Euro 300.000 i.v. - Tel. +39 0871 362.512 / 519 / 522 - info@ompait.com - www.ompait.com
Credits: Zetaweb/ADV

Ompa certificates