Approximately how many hours does azad hind express take to reach Pune?

35 hrs

It depends on from which station u r asking for. Azad Hind (2130) reaches Pune at 6:50 AM daily, if running on time.
It originates from Howrah at 21:55, reaches Nagpur at 15:30.
For more details visit:
http://indianrail.gov.in/
Click Schedule & type train number to know it's complete schedule. For u train number in 2130.

what is azad hind express, a train / news paper

It takes 33 hours to do journey from Howrah to Pune. Thts hoping it tunrs up at right time.

Let me know if this helps.

Cheers