Published
How to back-calculate K-factor from a test bend
A shop-floor method for solving K-factor from a measured coupon bend, including the measurements that matter and the formula behind the reverse K-factor calculator.
Shop notes
BendMath Fabrication Articles
Practical notes for sheet metal layout, press brake setup, K-factor verification, gauge thickness, and calculator cross-checks.
Editorial calendar
Published shop notes
Published
Why your K-factor changes between air bending and bottoming
A practical explanation of why K-factor shifts between air bending, bottoming, and coining, with shop controls for radius, tonnage, and repeatability.
Published
Springback compensation for 304 vs 316 stainless
How to approach springback in 304 and 316 stainless press brake work, including overbend checks, tooling records, and when to verify with coupon bends.