<SUBMISSION>
<ACCESSION-NUMBER>0001209191-09-010700
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20090218
<FILING-DATE>20090220
<DATE-OF-FILING-DATE-CHANGE>20090220
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>REID DALE G
<CIK>0001200245
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-12001
<FILM-NUMBER>09625212
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>1000 SIX PPG PLACE
<CITY>PITTSBURGH
<STATE>PA
<ZIP>15222-5479
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>ALLEGHENY TECHNOLOGIES INC
<CIK>0001018963
<ASSIGNED-SIC>3317
<IRS-NUMBER>251792394
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>1000 SIX PPG PLACE
<CITY>PITTSBURGH
<STATE>PA
<ZIP>15222
<PHONE>4123942800
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>100 SIX PPG PLACE
<CITY>PITTSBURGH
<STATE>PA
<ZIP>15222
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>ALLEGHENY TELEDYNE INC
<DATE-CHANGED>19960716
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-02-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001018963</issuerCik>
        <issuerName>ALLEGHENY TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>ATI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001200245</rptOwnerCik>
            <rptOwnerName>REID DALE G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1000 SIX PPG PLACE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PITTSBURGH</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15222-5479</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Controller, CAO &amp; Treasurer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.10 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2009-02-18</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>13030</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>45614.5393</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This amount includes 273.3770 shares of common stock owned by Mr. Reid's wife indirectly in the Company's 401(k) plan.  Fluctuations in 401(k) share amounts reflect the plan's unit reporting method.  The reporting person holds approximately 263 units, which represent interests in the Company's stock fund.  The reporting person disclaims beneficial ownership of the shares held directly or indirectly by his spouse, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such shares for the purpose of Section 16 or for any other purpose.</footnote>
        <footnote id="F2">This amount includes 1,719.4670 shares of Common Stock that Mr. Reid owns indirectly in the Company's 401(k) plan.  Fluctuations in 401(k) share amounts reflect the plan's unit reporting method.  The reporting person holds approximately 1,653 units, which represent interests in the Company's stock fund.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Dale G. Reid</signatureName>
        <signatureDate>2009-02-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
