Flame hardening
This is one of the surface hardening methods and a hardening method to heat partly with fire like acetylene burners. It’s applicable from small parts to large parts and it costs less for the equipment but it requires a heat treatment skill.
Heating with acetylene gas+Cooling (polymer) |
Metallographic structure
Martensite Microstructure |
Video Process to be done
The factroy is able to do
 Numata Factory 2-23-1 ohzuka-nishi, , Asaminami-ku, Hiroshima-shi, 731-3167, Japan Tel. +81-(0)82-848-6021 Fax. +81-(0)82-848-6301 |
 Shiwa Factory 190-1 Aza Fukasako, Kanmuri, Shiwa-cho, Higashi-Hiroshima-shi, 739-0265, Japan Tel. +81-(0)82-420-5511 Fax. +81-(0)82-420-5615 |