5B Update: New TDWin Taper

TDWIN TAPER THREAD SOFTWARE UPGRADE NOW AVAILABLE Due to the recent publications of API 5B Sixteenth Edition and API 7-2 Second Edition, Gagemaker has released TDWIN Taper 2.0 upgrade. Gagemaker’s TDWIN Taper™ software simplifies the API specifications that control connection quality with All the necessary details to machine, inspect and document tubular connection threads. Features: […]

5B Update: Angle & Form

API 5B 5.6 ANGLE & THREAD FORM MEASUREMENT Per API 5B 5.6.2, thread form and angles “shall be assessed with an Optical Comparator/Profile Projector[…]” Further, 5.6.4 requires “comparing the thread profile image with that of a toleranced overlay.”  Mitutoyo Optical Comparator and Gagemaker Overlay For all 5B threads listed under section 4.9, measuring form and angle are now mandated. […]

5B Update: Buttress Tooth/Groove Width

API 5B 5.6 & 5.7 REQUIRE BUTTRESS FORM INSPECTION Per API 5B 5.6.4, Buttress Thread Form “shall conform to … the requirements … of tooth thickness or groove width”. TW-6001 Thread Groove Width Gage Inspecting a Part Tooth thickness or groove width is now a required, mandatory element to be inspected for API Buttress threads. Gagemaker’s […]

5B Update: Addendum

API 5B 5.5.2 THREAD ADDENDUM Per API 5B 5.5.2, Thread addendum “shall be measured on round thread.” TA-3002 Thread Addendum Gage Inspecting a Part Thread addendum is now a required, mandatory element to be inspected. Contact us for more info or simply request a quote below!  

5B Updates

THE API 5B SIXTEENTH EDITION DEC. 2017 EFFECTIVE DATE OF JULY 1, 2019 HAS ARRIVED! GET COMPLIANT NOW! The American Petroleum Institute’s (API) new 5B 16th Ed. Specification for Threading, Gauging, and Inspection of Casing, Tubing, and Line Pipe threads has been published. The effective date is July 1, 2019. Are you ready? API (American […]

Gage Tip of the Month

December 2017

When using a rod standard or gauge blocks to set the “B” dimension (the distance between the shoe and the wear pad) on an MRP® gage, the position of both the shoe and arm are crucial. To ensure proper position when locking an arm, place and hold your finger on the shoe against the standard […]

API Updates

Please choose the specification you would like to learn more about: American Petroleum Institute’s (API) 7-2 Specification for Threading and Gauging of Rotary Shouldered Connections Second Edition, January 2017 This specification governs API 7-2 rotary shouldered connection threads.           American Petroleum Institute’s (API) 5B Specification for Threading, Gauging, and Inspection of […]

Thread Height

Thread height is the distance between the crest and the root of the thread, normal to the axis of the thread. Several issues are easily detected by simply inspecting thread height. Proper thread height maximizes the performance of any threaded connection. Thread height inspection is required by API. Thread height affects the interchangeability and the […]