-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KN/D+anf9D6xj/hkpeAVnYsV+c/vq9ZF3BUOJoewHjDdQcvkZQ2X8QZCc0WjBKyO
 tK0S1aaiIULXaU0lb6gm0A==

<SEC-DOCUMENT>0000790528-04-000093.txt : 20041004
<SEC-HEADER>0000790528-04-000093.hdr.sgml : 20041004
<ACCEPTANCE-DATETIME>20041004150200
ACCESSION NUMBER:		0000790528-04-000093
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041001
FILED AS OF DATE:		20041004
DATE AS OF CHANGE:		20041004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Williams Anre D
		CENTRAL INDEX KEY:			0001303170

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09117
		FILM NUMBER:		041062089

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		773-762-2121

	MAIL ADDRESS:	
		STREET 1:		RYERSON TULL, INC.
		STREET 2:		2621 W. 15TH PLACE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60608

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RYERSON TULL INC /DE/
		CENTRAL INDEX KEY:			0000790528
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-METALS SERVICE CENTERS & OFFICES [5051]
		IRS NUMBER:				363425828
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2621 WEST 15TH PLACE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60608
		BUSINESS PHONE:		7737622121

	MAIL ADDRESS:	
		STREET 1:		2621 WEST 15TH PLACE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INLAND STEEL INDUSTRIES INC /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-10-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000790528</issuerCik>
        <issuerName>RYERSON TULL INC /DE/</issuerName>
        <issuerTradingSymbol>RT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001303170</rptOwnerCik>
            <rptOwnerName>Williams Anre D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>RYERSON TULL, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2621 W. 15TH PLACE</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60608</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-10-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1354</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.24</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1354</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Exempt acquisition under Section 16b-3(d) under the Ryerson Tull Directors' Compensation Plan. Shares are subject to forfeiture u
nder certain circumstances.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Filed electronically via EDGAR</signatureName>
        <signatureDate>2004-10-04</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----