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

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).