Guides

Stainless steel tube notched to sit tight against another tube in a T-joint on a welding bench

How to Notch (Fishmouth) Tube Without a Notcher

You don't need a hole-saw notcher to cut a tight fishmouth. How to mark and cut T-joints and angled branch joints with a paper template, a grinder or a slip-on...

How to Notch (Fishmouth) Tube Without a Notcher

You don't need a hole-saw notcher to cut a tight fishmouth. How to mark and cut T-joints and angled branch joints with a paper template, a grinder or a slip-on...

Three stainless steel 90 degree bends of increasing radius on a workshop bench

1D vs 1.5D vs 2D Bends: Centreline Radius (CLR)...

What centreline radius means, why 1.5D is a different size on a pipe elbow than on mandrel-bent tube, and how to choose between 1D, 1.5D and 2D for a manifold...

1D vs 1.5D vs 2D Bends: Centreline Radius (CLR)...

What centreline radius means, why 1.5D is a different size on a pipe elbow than on mandrel-bent tube, and how to choose between 1D, 1.5D and 2D for a manifold...

Stainless steel turbo manifold primaries tacked to a head flange on a welding table

How to Mock Up a Turbo Manifold Before You Cut ...

Stainless pipe and weld elbows are too expensive to learn on. Here is how to route, check and record a turbo manifold in mockup blocks, then build it in metal.

How to Mock Up a Turbo Manifold Before You Cut ...

Stainless pipe and weld elbows are too expensive to learn on. Here is how to route, check and record a turbo manifold in mockup blocks, then build it in metal.

Stainless steel pie cut exhaust bend with TIG welded segments on a workshop bench

How to Pie Cut Exhaust Tube: Angles, Segment Le...

A pie cut bend turns straight tube into whatever radius you need. Here is the geometry, the segment maths with a worked example, and how to mark, cut, tack and...

How to Pie Cut Exhaust Tube: Angles, Segment Le...

A pie cut bend turns straight tube into whatever radius you need. Here is the geometry, the segment maths with a worked example, and how to mark, cut, tack and...

Cut ends of thick-walled stainless SCH10S pipe beside a smaller, thinner-walled stainless exhaust tube on a workshop bench

SCH10S Pipe vs OD Tube: Sizes Explained

A "1.5 inch" pipe and a "1.5 inch" tube are 10 mm apart on the outside. How NPS pipe and OD tube are sized, with SCH10S and tube charts in...

SCH10S Pipe vs OD Tube: Sizes Explained

A "1.5 inch" pipe and a "1.5 inch" tube are 10 mm apart on the outside. How NPS pipe and OD tube are sized, with SCH10S and tube charts in...