0000950123-09-058421 10-Q 10 20090930 20091105 20091105 ALLEGHENY TECHNOLOGIES INC 0001018963 3317 251792394 DE 1231 10-Q 34 001-12001 091161486 1000 SIX PPG PLACE PITTSBURGH PA 15222 4123942800 100 SIX PPG PLACE PITTSBURGH PA 15222 ALLEGHENY TELEDYNE INC 19960716 10-Q 1 l37952e10vq.htm FORM 10-Q EX-31.1 2 l37952exv31w1.htm EX-31.1 EX-31.2 3 l37952exv31w2.htm EX-31.2 EX-32.1 4 l37952exv32w1.htm EX-32.1 EX-101.INS 5 ati-20090930.xml EX-101 INSTANCE DOCUMENT EX-101.SCH 6 ati-20090930.xsd EX-101 SCHEMA DOCUMENT EX-101.CAL 7 ati-20090930_cal.xml EX-101 CALCULATION LINKBASE DOCUMENT EX-101.LAB 8 ati-20090930_lab.xml EX-101 LABELS LINKBASE DOCUMENT EX-101.PRE 9 ati-20090930_pre.xml EX-101 PRESENTATION LINKBASE DOCUMENT EX-101.DEF 10 ati-20090930_def.xml EX-101 DEFINITION LINKBASE DOCUMENT