-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 BD7BPdF0QvwFAcQvenMtpJ/R0e3ZdUth4CUj+mXRK6e7CndKisZoJkzOOCU1kvss
 c+YMlGaRNF8bQ2Ryxt8sxQ==

<SEC-DOCUMENT>0000790528-06-000142.txt : 20060928
<SEC-HEADER>0000790528-06-000142.hdr.sgml : 20060928
<ACCEPTANCE-DATETIME>20060928155858
ACCESSION NUMBER:		0000790528-06-000142
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060927
FILED AS OF DATE:		20060928
DATE AS OF CHANGE:		20060928

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RYERSON INC.
		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:	RYERSON TULL INC /DE/
		DATE OF NAME CHANGE:	19990301

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INLAND STEEL INDUSTRIES INC /DE/
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DOWLING VIRGINIA M
		CENTRAL INDEX KEY:			0001376199

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09117
		FILM NUMBER:		061114066

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		773-762-2153

	MAIL ADDRESS:	
		STREET 1:		2621 W. 15TH PLACE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60608
</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>2006-09-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000790528</issuerCik>
        <issuerName>RYERSON INC.</issuerName>
        <issuerTradingSymbol>RYI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001376199</rptOwnerCik>
            <rptOwnerName>DOWLING VIRGINIA M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>RYERSON INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2621 WEST 15TH PLACE</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60608</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP, Dep Gen Cnsl and Secretary</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-09-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13223</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares are subject to forfeiture under certain circumstances and the award includes the right to have shares withheld to satisfy
income tax withholding requirements.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Virginia M. Dowling</signatureName>
        <signatureDate>2006-09-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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