<SEC-DOCUMENT>0001193125-23-048842-index.html : 20230419
<SEC-HEADER>0001193125-23-048842.hdr.sgml : 20230419
<ACCEPTANCE-DATETIME>20230224164055
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001193125-23-048842
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20230224

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARPENTER TECHNOLOGY CORP
		CENTRAL INDEX KEY:			0000017843
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES  ROLLING MILLS (COKE OVENS) [3312]
		IRS NUMBER:				230458500
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		BNY MELLON BUILDING
		STREET 2:		1735 MARKET STREET, 15TH FL
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19103
		BUSINESS PHONE:		6102082000

	MAIL ADDRESS:	
		STREET 1:		BNY MELLON BUILDING
		STREET 2:		1735 MARKET STREET, 15TH FL
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19103
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
Document 1 - file: filename1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g468909g11p57.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g468909g11p57.jpg

</DOCUMENT>
</SEC-DOCUMENT>