CoatingIQ
← Course index

Knowledge check (7 of 7)

100%

Lesson 02·Metallurgy

The metallurgy you actually need — Fe-N phase diagram in plain English

Epsilon vs gamma-prime, the 590°C ceiling, and what Kn = 2.5 on a vendor quote actually constrains.

7 min readLesson 2 of 12

Knowledge check

A vendor's quote specifies 'Kn-controlled gas nitriding, Kn = 3.0 at 520°C, target γ'-dominant compound layer.' Translate that into what you should expect on the part.