What the metal is, and why it behaves the way it does.
Articles · 6
Short articles on grades, finishes and processes, written from the standards we hold and the work on our floor. Each one ends where you can use it: a calculator, a finish, or an enquiry.
Knowledge centre
- Pipe schedule explainedWhat a schedule number means, how it relates to nominal size, outside diameter and wall, and why the numbers are looked up rather than calculated.
- What is mashrabiya?The screened window of the Arab house, and what it becomes when it is cut from a sheet of metal.
- What is V-grooving?A groove cut into the back of a sheet so it folds into a true corner. Why the process exists, where it beats a press brake, and what it asks of the sheet.
- What is PVD stainless steel?Colour formed on the metal in a vacuum chamber, not painted over it. How physical vapour deposition works, what it changes, and what it does not.
- 304 vs 316 stainless steelThe two grades differ by one element. What molybdenum does, when it is worth having, and when 304 is the honest choice.
- What is stainless steel?An alloy of iron with enough chromium to grow its own protective skin — and what that means when you cut, fold and polish it.