<SUBMISSION>
<ACCESSION-NUMBER>0000950152-05-006594
<TYPE>15-12B
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20050805
<DATE-OF-FILING-DATE-CHANGE>20050805
<EFFECTIVENESS-DATE>20050805
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>AMCAST INDUSTRIAL CORP
<CIK>0000027425
<ASSIGNED-SIC>3490
<IRS-NUMBER>310258080
<STATE-OF-INCORPORATION>OH
<FISCAL-YEAR-END>0831
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>15-12B
<ACT>34
<FILE-NUMBER>001-09967
<FILM-NUMBER>051002079
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>7887 WASHINGTON VILLAGE DR
<CITY>DAYTON
<STATE>OH
<ZIP>45459
<PHONE>9372917000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>7887 WASHINGTON VILLAGE DRIVE
<CITY>DAYTON
<STATE>OH
<ZIP>45459
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>DAYTON MALLEABLE INC
<DATE-CHANGED>19831219
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>DAYTON MALLEABLE IRON CO
<DATE-CHANGED>19741216
</FORMER-COMPANY>
</FILER>
<DOCUMENT>
<TYPE>15-12B
<SEQUENCE>1
<FILENAME>l15488ae15v12b.htm
<DESCRIPTION>AMCAST INDUSTRIAL CORPORATION        15-12B
<TEXT>
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<TITLE>Amcast Industrial Corporation        15-12B</TITLE>
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<DIV style="font-family: 'Times New Roman',Times,serif">



<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION<BR>
Washington, D.C. 20549</B>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>FORM 15</B>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g)<BR>
OF THE SECURITIES AND EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE<BR>
REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.</B>
</DIV>


<DIV align="right" style="font-size: 10pt; margin-top: 12pt">Commission
File Number <U>&nbsp;&nbsp;&nbsp;&nbsp;001-9967&nbsp;&nbsp;&nbsp;&nbsp;</U>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt"><B>Amcast Industrial Corporation</B>
</DIV>


<DIV align="center">
<DIV style="font-size: 3pt; width: 100%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>




<DIV align="center" style="font-size: 10pt">(Exact name of registrant as specified in its charter)
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt">7887 Washington Village Drive, Dayton, Ohio, 33418 (937)&nbsp;291-7000
</DIV>


<DIV align="center">
<DIV style="font-size: 3pt; width: 100%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>




<DIV align="center" style="font-size: 10pt">(Address, including zip code, and telephone number,
including area code, of registrant&#146;s principal executive offices)
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt">Common Stock
</DIV>


<DIV align="center">
<DIV style="font-size: 3pt; width: 100%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>




<DIV align="center" style="font-size: 10pt">(Title of each class of securities covered by this Form)
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt">None
</DIV>


<DIV align="center">
<DIV style="font-size: 3pt; width: 100%; border-top: 1px solid #000000">&nbsp;</DIV>
</DIV>




<DIV align="center" style="font-size: 10pt">(Titles of all other
classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to
terminate or suspend the duty to file reports:
</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="10%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="10%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="10%">&nbsp;</TD>
    <TD width="10%">&nbsp;</TD>
</TR>
<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12g-4(a)(1)(i)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#120;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12h-3(b)(1)(i)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12g-4(a)(1)(ii)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12h-3(b)(1)(ii)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12g-4(a)(2)(i)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12h-3(b)(2)(i)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12g-4(a)(2)(ii)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;12h-3(b)(2)(ii)
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Rule&nbsp;15d-6
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><FONT face="Wingdings">&#111;</FONT></TD>
</TR>
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</TABLE>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Approximate number of holders of record as of the certification or notice date: <U> </U>
<U>&nbsp;&nbsp;&nbsp;&nbsp;10&nbsp;&nbsp;&nbsp;&nbsp;</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant to the requirements of the Securities Exchange Act of 1934 Amcast Industrial Corporation
has caused this certification/notice to be signed on its behalf by the undersigned duly
authorized person.
</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="48%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD>
    <TD width="2%">&nbsp;</TD>
    <TD width="26%">&nbsp;</TD>
    <TD width="20%">&nbsp;</TD>
</TR>
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<TR valign="bottom">

<TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date:
<U>&nbsp;&nbsp;&nbsp;&nbsp;August&nbsp;5, 2005&nbsp;&nbsp;&nbsp;&nbsp;</U>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">By:
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">/s/ Jeffrey A. McWilliams</TD>
</TR>
<TR style="font-size: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top" style="border-top: 1px solid #000000">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">Jeffrey A. McWilliams<BR>
Vice President, Administration<BR>and Secretary</TD>
</TR>
<!-- End Table Body -->
</TABLE>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 12pt">Instruction: This form is required by Rules&nbsp;12g-4, 12h-3 and 15d-6 of the General Rules and
Regulations under the Securities Exchange Act of 1934. The registrant shall file with the
Commission three copies of Form&nbsp;15, one of which shall be manually signed. It may be signed by an
officer of the registrant, by counsel or by any other duly authorized person. The name and title
of the person signing the form shall be typed or printed under the signature.
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 12pt"><B>Persons who respond to the collection of information contained in this form are not required to
respond unless the form displays a currently valid OMB control number.</B>
</DIV>



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