HINGES FOR FIRE DOORS

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There is no fire rating for butt hinges, but NFPA 80 says to use steel material and ball bearing hinges for fire rated openings.
Fire labels (UL, ITS/WHI or FM) are located as follows: Butt Hinges and Pivots: On the doors the fire label is located on the hinge edge between the top and 2nd hinge preparation. On the fram...
Butt hinges can be used on  doors up to 4' wide and 200 pounds.  There is no maximum door height, just need to add a hinge for every 30" or part there of over 7'.