September 21, 2025
Description
This Welding Pipe Marking Gauge is a simple but very practical tool for anyone working with pipes, tubing, or round stock.
It allows you to quickly and accurately mark cutting and fitting angles before welding or fabrication.
Accurate Angle Layout – clearly defined grooves for repeatable marking
Center Hole for Ø10 mm Pin/Rod – ensures stable positioning on the pipe
Lightweight & Durable – 3D-printable in PLA, PETG, or ABS
Compact Size – easy to store in a toolbox or hang on the wall
Layer height: 0.2 mm
Infill: 20–30 % for durability
Supports: Not required
Material: PLA for general use, PETG for extra strength
Insert a Ø10 mm pin or rod through the center hole.
Place the gauge on the pipe and use the pin as a pivot point.
Rotate the gauge until the desired groove is aligned with your reference point.
Use a marker or scribe to draw your cut line.
Repeat as needed to mark multiple angles.
Perfect for:
Welding and pipe fitting
Metal fabrication
DIY and maker projects
Any situation requiring quick, repeatable angle layout
License:
Creative Commons — Attribution — Noncommercial — Share Alike
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