TDWIN Taper - Thread Disk Software for Tapered Thread Dimensions

Gagemaker’s TDWIN Taper™ software simplifies the API specifications that control connection quality. TDWIN Taper produces dimensional drawings and inspection data for API downhole tubular connections based on the most current industry standards. All the necessary details to machine, inspect and document tubular connection threads are available in one convenient program.

TDWIN Taper provides easy access to information for both preferred and non-preferred Rotary Shouldered Connections, Tubing and Casing Connections, and any combination of Crossover. The program offers standard connection types and sizes. TDWIN Taper™ relies on API and industry standard tables and tolerances. It displays connection drawings, inspection gage information, and setup and inspection reports.

The software displays printable drawing suitable for manufacturing. The drawings follw ASME Y14.5 standards for industry compatibility. Print gage setup and inspection reports with your company logo and work order information. The program offeres the choice to save reports and jobs for future references.

Tapered oilfield connection types supported by the program include the following:

Rotary Shouldered Connections

  • Acme Regular
  • Acme Streamline
  • API Numbered Connections
  • API Regular
  • Double Streamline
  • External Flush
  • Full Hole
  • Internal Flush
  • H-90
  • Open Hole
  • PAC
  • Slim Hole
  • Slimline H-90
  • Wide Open
  • Xtra Hole

Tubing and Casing Connections

  • NUE Tubing
  • EUE Tubing
  • Short Thread Casing
  • Long Thread Casing
  • Buttress Casing
  • USS Improved Buttress Tubing
  • Line Pipe
  • Special Clearance Couplings
  • SR13 Seal Ring Groove Couplings

System Requirements

  • Microsoft Windows XP or newer
  • USB 2.0 port
  • Internet Connection for first use
  • 1 MB RAM or more (recommended)
  • Screen resolution of 1024 x 768 minimum
  • .Net Framework 2.0 or later installed


  • Print dimensional reports and inspection sheets
  • Print product blueprints for manufacturing and inspection
  • Provides gages configurations, setting standards, and contact point information
SKU Description User Licenses Each
TDWINTaper-2USER Gagemaker - Thread Disk for Tapered Threads Software - no license agreement required - 2 discs shipped - 20% discount 2.0
TDWINTaper-LIC10 Gagemaker - Thread Disk for Tapered Threads Software - Floating site license agreemen - 10 users 10.0
TDWINTaper-LIC5 Gagemaker - Thread Disk for Tapered Threads Software - Floating site license agreemen - 5 users 5.0
TDWINTaper2.0 Gagemaker - Thread Disk for Tapered Threads Software - Single User license-Version 2.0 1.0
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