The OFB looks after operations at 39 ordnance factories across the country.
He has been appointed as the new DG of Ordnance Factories and Chairman of the OFB with effect from December 1, said an official release.
He is likely to assume charge tomorrow, said an official.
Chourasia, an M Tech from IIT Kanpur, has been a member of OFB and was in-charge of its Material and Components division.