3. Gaseous treatments
SCROLL TO TOP
3.1.1 Principle
Anhydrous ammonia gas of superior quality to 99.98% (recommended values: H
2
0 < 200 ppm, oil < 2 ppm, dew point temperature < - 48°C) or better to 99.99% (table
3
) is injected into a sealed metal muffle furnace (pot or bell furnace) with perfect mixing of the atmosphere and high temperature accuracy (SAE-AMS 2759/6A recommends ± 8°C).
You do not have access to this resource.
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed?
Log in!
Ongoing reading
Gaseous treatments
Bibliography
-
(1) - MICHEL (H.), GANTOIS (M.) -
Mécanismes de la nitruration des alliages ferreux et perspectives d'évolution des procédés de traitement
-
Journée ATTT « La nitruration », Paris (déc. 1993).
-
(2) - DUBUS (A.), PEYRE (J.P.) -...
You do not have access to this resource.
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed?
Log in!