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Jan 18, 2025
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PPT 2031 - Butt Weld Fabrication
Clock Hours: 90
Delivery Mode
on-ground
Prerequisites: PPT 2020 Fabrication, Piping Diagrams
Industry Certifications Top Helper
Course Description:
This module describes the materials used in butt weld piping systems. It explains how to determine pipe lengths between butt weld fittings, prepare the pipe and fittings for fit-up, and fabricate butt weld fittings. It also describes how to select and install backing rings, fabricate channel iron welding jigs, and use and care for welding clamps.
Student Learning Outcomes:
Upon completion of this module, the trainee will be able to do the following:
- Identify various butt weld fittings.
- Interpret a butt weld drawing.
- Clean a beveled pipe end, using a portable grinder.
- Calculate pipe lengths from line drawings, using the center-to-center method.
- Calculate pipe lengths from line drawings, using the center-to-face method.
- Calculate pipe lengths from line drawings, using the face-to-face method.
- Align straight pipe.
- Align a pipe to a 45-degree elbow.
- Align a pipe to a 90-degree elbow.
- Square a pipe into a 90-degree elbow.
- Align a pipe to a flange.
- Align a pipe to a tee.
- Install a valve.
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