<SEC-DOCUMENT>0000899243-16-017381.txt : 20160404
<SEC-HEADER>0000899243-16-017381.hdr.sgml : 20160404
<ACCEPTANCE-DATETIME>20160404144047
ACCESSION NUMBER:		0000899243-16-017381
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160331
FILED AS OF DATE:		20160404
DATE AS OF CHANGE:		20160404

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TimkenSteel Corp
		CENTRAL INDEX KEY:			0001598428
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES  ROLLING MILLS (COKE OVENS) [3312]
		IRS NUMBER:				464024951
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1835 DUEBER AVENUE SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706-0928
		BUSINESS PHONE:		330-471-7000

	MAIL ADDRESS:	
		STREET 1:		1835 DUEBER AVENUE SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706-0928

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WOTRING RANDALL A
		CENTRAL INDEX KEY:			0001307862

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36313
		FILM NUMBER:		161550086

	MAIL ADDRESS:	
		STREET 1:		C/O URS, 200 ORCHARD RIDGE DRIVE
		STREET 2:		SUITE 100
		CITY:			GAITHERSBURG
		STATE:			MD
		ZIP:			20878
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-03-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001598428</issuerCik>
        <issuerName>TimkenSteel Corp</issuerName>
        <issuerTradingSymbol>TMST</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001307862</rptOwnerCik>
            <rptOwnerName>WOTRING RANDALL A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1835 DUEBER AVE., S.W.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CANTON</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44706-2789</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2016-03-31</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2404</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.10</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2404</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3672</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each phantom share is the equivalent of one Issuer common share.</footnote>
        <footnote id="F2">Phantom shares are payable in cash and/or common shares upon termination of the Reporting Person's service on the Board of Directors, as elected by the Reporting Person at the time he elected to defer compensation under the TimkenSteel Corporation Director Deferred Compensation Plan.</footnote>
        <footnote id="F3">Includes 1,268 phantom shares previously reported in Table I on a Form 4 filed on May 8, 2015, but which phantom shares are now reported in Table II as they may be settled in cash.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Frank A. DiPiero, as Attorney-in-Fact</signatureName>
        <signatureDate>2016-04-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
