In Reply to: Re: High Speed Steel Rolls for Tube Mills posted by S.R.Pandri Nath on 05/22/00 at 1:30 AM:
Further to my earlier posting on the subject, I have just obtained the latest hardness figures on Tata Mill at Jamshedpur. There has been a drastic revision and the latest figures are as follows:
F1 (conventional) Duplex iron indefinite 75-82 Shore C
chilled
F2 (CVC) High Chromium 73-80 Shore C
F3 (CVC) High Chromium 73-80 Shore C
F4 (CVC) Duplex iron indefinite 75-82 Shore C
chilled
F5 (CVC) Duplex iron indefinite 75-82 Shore C
chilled
F6 (CVC) Duplex iron indefinite 75-82 Shore C
chilled