Developed in

the field

ØD Purge Caps

Purge caps that you can rely on. Our OD Purge Caps for both Schedule Pipe and Tube are fast to apply and fast to purge, thanks to the inbuilt argon diffuser on every cap. Better yet, you will not be worrying about these guys falling out mid weld.

Sch Pipe Purge Caps
from $49.00

Our purge caps are designed to stay where you put them. The serious clamping force when tightened means you will never look up from welding to find your bung has fallen out or tape has been blown away. The push fit fittings and gas diffusers provided on every cap makes your life easy and your work efficient.

  • Fast swap over and Purging thanks to permanent fittings

  • Reliable clamping force - Unlike traditional purge bungs, these guys won’t fall out…

  • Appropriate for high purity applications, nothing touches the inner wall of the pipe.

Maintain a 200mm clearance from weld zone, caps are not made from heat resistant material and will fail at 100°C.

Included and installed with each cap:

  • Sealing gasket

  • Press fit hose connecter

  • Gas diffuser

Tube Purge Caps
from $68.00

Individual sizes come in sets of 2, If you purchase a complete set, you will receive 2 of each size.

Our purge caps are designed to stay where you put them. The serious clamping force when tightened means you will never look up from welding to find your bung has fallen out or tape has been blown away. The push fit fittings and gas diffusers provided on every cap makes your life easy and your work efficient.

  • Fast swap over and Purging thanks to permanent fittings

  • Reliable clamping force - Unlike traditional purge bungs, these guys won’t fall out…

  • Appropriate for high purity applications, nothing touches the inner wall of the pipe.

Maintain a 150mm clearance from weld zone, caps are not made from heat resistant material and will fail at 100°C.

Included and installed with each cap:

  • Sealing gasket

  • Press fit hose connecter

  • Gas diffuser

Ferrix equipment was born out of necessity. Our products are designed and iterated to provide solutions to serve process and pressure pipe welders. Ferrix products are imagined, designed and tested on real jobs, both in the workshop and on site. Your job is a lot easier when you set yourself up with reliable, practical tooling.