POWER OF ATTORNEY
		KNOW ALL MEN BY THESE PRESENTS, that I, the undersigned director and/or
officer of Allegheny Technologies Incorporated, hereby constitute and appoint
Elliot S. Davis, Marissa P. Earnest and Mary Beth Moore, and each of them, the
undersigned's true and lawful attorneys-in-fact and agents, with full power of
substitution and re-substitution in each, for the undersigned in his or her
name, place and stead, in any and all capacities (including the undersigned's
capacity as a Director and/or officer of Allegheny Technologies Incorporated),
granting unto said attorneys-in-fact and agents, and each of them, full power
and authority to do and perform each and every act and to execute any and all
forms, documents and instruments which said attorneys-in-fact and agents, or
either of them, may deem necessary or advisable or which may be required under
Section 16(a) of the Securities Exchange Act of 1934, as amended ("Section
16(a)"), and any rules, regulations or requirements of the Securities and
Exchange Commission in respect thereof, in connection with the acquisition, by
purchase or otherwise, or disposition, by sale, gift or otherwise, of beneficial
ownership of shares of common stock of Allegheny Technologies Incorporated (and
any derivative security relating thereto) by the undersigned, as fully to all
intents and purposes as the undersigned might or could do in person, including
specifically, but without limiting the generality of the foregoing, the power
and authority to sign the name of the undersigned to any Statement of Changes in
Beneficial Ownership of Securities on Form 4 ("Form 4") to be filed with the
Securities and Exchange Commission in respect of any such transaction, to any
and all amendments to any such Form 4, and to any instruments or documents filed
as part of or in connection with any such Form 4, and to file such documents
with the Securities and Exchange Commission, any securities exchange and said
corporation; and the undersigned hereby ratifies and confirms all that said
attorneys-in-fact and agents, or either of them, or their or his or her
substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

		The undersigned acknowledges that he or she is appointing said
attorneys-in-fact and agents solely for the convenience of the undersigned in
complying with the reporting requirements of Section 16(a) and said
attorneys-in-fact and agents shall not be liable to the undersigned for any
action or failure to take action in their capacity as such.  The undersigned
shall at all times remain fully and solely responsible for compliance with
Section 16(a), including for determining whether and when any Form 4 must be
filed thereunder and the accuracy and completeness of the information set forth
in any Form 4 so filed.  The undersigned agrees not to institute any action or
suit at law or in equity against said attorneys-in-fact and agents, or each of
them, for any action or failure to take action pursuant to the power granted
hereunder or for any deficiency in any action so taken.  The undersigned further
agrees to indemnify and hold said attorneys-in-fact and agents and each of them
harmless from any damages, losses, costs or expenses incurred by them as a
result of any action taken or any failure to take action in their capacity as
such or for any deficiency in any taken.

		IN WITNESS WHEREOF, I have subscribed these presents on the date set opposite
my name below.

Date:	January 24, 2011	  /s/ Jon D. Walton


Witness: /s/ Kathleen M. Brandt       Jon D. Walton
                                      Executive Vice President,
                                      Human Resources, Chief Legal and
                                      Compliance Officer, and
                                      Corporate Secretary