GAGEMAKER Products

Table of Contents

Learning Objectives...................................................................................................... 5

Discussion Question..................................................................................................... 5

Tubing and Casing Basics........................................................................................... 6

Tubing and Casing Parts and Assembly.................................................................... 6

Thread Forms................................................................................................................. 6

American Petroleum Institute (API)............................................................................ 8

Thread Identification...................................................................................................... 8

Tubing and Casing Features and Connection Types............................................ 10

Parts of a Thread.......................................................................................................... 12

Thread Callouts........................................................................................................... 14

Thread Callouts........................................................................................................... 15

Thread Elements.......................................................................................................... 17

TDWIN Taper Software............................................................................................... 25

Inspecting Thread Length.......................................................................................... 33

What is Thread Length?............................................................................................. 33

Inspecting an External or Internal Thread............................................................... 33

Inspecting Thread Form............................................................................................. 34

What is Thread Form?................................................................................................ 34

Profile Gage Operation............................................................................................... 34

Profile Gage Description............................................................................................ 34

Inspecting an External or Internal Thread............................................................... 35

Inspecting Lead............................................................................................................ 35

What is Lead?.............................................................................................................. 35

Lead Gage Operation.................................................................................................. 36

Lead Gage Description............................................................................................... 36

Inspecting Addendum................................................................................................. 40

What is Addendum?.................................................................................................... 40

Addendum Gage Operation....................................................................................... 40

Inspecting Pitch Diameter......................................................................................... 43

What are Pitch Diameter and Ovality?..................................................................... 43

Pitch Diameter Gage Operation............................................................................... 45

Inspecting Taper.......................................................................................................... 51

What is Taper?............................................................................................................ 51

Taper Gage Operation................................................................................................. 51

Taper Gage Description............................................................................................. 51

Setting Up the External Taper Gage (ET-7000)..................................................... 53

Adjusting the External Taper Gage (ET-7000)....................................................... 54

Inspecting an External Thread (ET-7000)............................................................... 55

Setting Up the Internal Taper Gage (IT-6000)........................................................ 56

Adjusting the Internal Taper Gage (IT-6000).......................................................... 57

Inspecting an Internal Thread (IT-6000).................................................................. 58

Setting Up the Internal Taper Gage (IT-6001)........................................................ 59

Inspecting an Internal Thread (IT-6001).................................................................. 60