Newsletter

January 2018 Gage Report

NEW API 5B RELEASED! New Inspection Requirements During the holidays, API released the Sixteenth edition of the 5B Specification for Threading, Gauging, and Inspection of Casing, Tubing, and Line Pipe Threads. The effective date for the Sixteenth Edition of the 5B Specification is July 1st. The new specification has major changes that you need to […]

Crest Diameter and Ovality Gages – MRP® AIR Carbon Fiber

A Stronger, Lighter, and More Accurate MRP® Crest Diameter Gage… the MRP® AIR Thirty years ago, Gagemaker introduced the MRP® crest diameter and ovality gage which forever changed the industry. Now, we are redefining the industry again. Our MRP® AIR Crest Diameter Carbon Fiber Gage are stronger, lighter, and MORE ACCURATE than ever. Also, no […]

Gage Tip of the Month

March 2017

When using an MRP to inspect a coupling’s Pitch Diameter, mark the location of the MRP on the face of the 1st machined part, and record the gage reading. Leave this 1st machined part nearby to verify between each additional machined coupling that the gage is still set properly.

Gage Tip of the Month

June 2016

An easy adjustment of your rails during assembly of an MRP-2001 will help you see the indicator better when inspecting external crest diameter, pitch diameter, or ovality. During setup, you simply position the rails so that any excess rail over-hang exists on the “fixed end”(the end not holding the indicator). Below you’ll find video instructions […]

Crest Diameter and Ovality Gages – MRP®

Thirty years ago, Gagemaker introduced the MRP® crest diameter and ovality gage which forever changed the industry. Today, the MRP® series of gages is the industry standard worldwide. Whether you call it Crest Diameter, Root Diameter, or Ball PD, Pitch Diameter governs the strength of the actual thread assembly and ensures API dimensional measurement specs […]