API Thread Gages Buttress Thread Casing – BTC – Thread Plug and Ring Gages – API

API thread working plug and API thread ring gages are manufactured to  American Petroleum Institute (A.P.I) specifications and are used as the benchmark for calibration by the National Institute of Standards and Technology (NIST).  The manufacturing process for our API plug and ring gages are licensed by the American Petroleum Institute (API) to Spec Q1, Spec 5B, Spec 7 & Spec 11B.

Buttress Thread Casing – BTC – Thread Plug and Ring Gages –  API Spec Q1, Spec 5B, 7 &11B

Call or email sizes for pricing Ph 866-945-5742 / email: sales@willrich.com

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Fill out below Quick Quote Form for sizes needed.

API Thread Gages :

 

  • API Thread Plug Gages
  • API Thread Ring Gages

We provide  special oil country gages to your specifications.

  • Casing – sizes 4 ½” – 20″, both working & masters
  • Line Pipe – sizes 1/8″ – 20D, both working & masters
  • Tubing – EUT 1.050 – 4 ½”, both working & masters, NUT 2 3/8″ – 4 ½”, both working & masters
  • Buttress Casing – sizes 4 ½” – 20″, both working & masters
  • Improved Buttress Tubing – sizes 2″ – 5 ½”, both working & masters
  • Sucker Rod – masters P1-P8 & B1-B6, working gages P2-P8 & B2-B6
  • Polished Sucker Rod
  • Numbered Connections – NC10-NC77, both working & masters
  • Regular Rotary Shoulder Connections- sizes 1″ – 8 5/8″, both working & masters
  • Full Hole – sizes 2 7/8″ – 6 5/8″, both working & masters
  • Internal Flush – sizes 2 3/8″ – 5 ½”, both working & masters
  • Extreme Line Gages
  • Negative Flank Angle –master and working plug and ring thread gages meet and exceed  specifications established by the American Petroleum Institute (A.P.I) and are used as the benchmark  for calibration by the National Institute of Standards and Technology (NIST).

Regular Rotary Shoulder Connections
Sucker Rods P1-P8 & B1-B6
Sucker rods P2-P8 & B2-B6
Polished Sucker Rods
Extreme Line Gages
Negative Flank Angle
Mining
BECO
D1-22, D1-42
American National Special Thread
Full Hole
Internal Flush
H-90
Slim Hole
Extra Hole
Wide Open
AOH
PAC
XHole
Tapered Thread Gages-AWWA
Special custom gage designs
API gages are available in:
Casing – Round
Line Pipe
Tubing-Non Upset
Tubing-External Upset
Tubing-Integral Joint
Extreme Line Casing
NC connections

BTC Buttress Casing per API Spec 5B
CSG Round Casing per API Spec 5B
LP Line Pipe per API Spec 5B
NC Numbered Connections per API Spec 7-2
NU Non-Upset Tubing per API Spec 5B
REG Regular Rotary per API Spec 7
TBG (EU/EUE/EUT) External Upset Tubing per API Spec 5B

API THREAD GAGES


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