Return-Path: Sender: (Marvin Kaye) To: lml@lancaironline.net Date: Wed, 17 Mar 2004 17:34:25 -0500 Message-ID: X-Original-Return-Path: Received: from imo-m20.mx.aol.com ([64.12.137.1] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3083512 for lml@lancaironline.net; Wed, 17 Mar 2004 15:35:06 -0500 Received: from Epijk@aol.com by imo-m20.mx.aol.com (mail_out_v37_r1.2.) id q.155.3013b6f1 (4004) for ; Wed, 17 Mar 2004 15:35:01 -0500 (EST) From: Epijk@aol.com X-Original-Message-ID: <155.3013b6f1.2d8a1075@aol.com> X-Original-Date: Wed, 17 Mar 2004 15:35:01 EST Subject: Re: [LML] 2024 Aluminium, X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_155.3013b6f1.2d8a1075_boundary" X-Mailer: 7.0 for Windows sub 10708 --part1_155.3013b6f1.2d8a1075_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Source: ASM Specialty Handbook: Aluminum and Aluminum Alloys (all stress data in ksi; Endurance Limit {EL} numbers are for 500 million cycles, fully reversing; 2024 data are for NON-alclad metal; alclad numbers are lower; Elongation (ELON) numbers are %) 2024 is a copper-magnesium alloy which doesn't weld very well. 6061 is a magnesium-silicon alloy which welds very nicely. 2024-T3: UTS=70; YS=50; USS=41; EL=20; ELON=18 2024-T4, -T351: UTS=68; YS=47;USS=41;EL=20; ELON=20 6061-T4: UTS=35; YS=21; USS=24; EL=14; ELON=22 6061-T6: UTS=45; YS=40; USS=30; EL=14; ELON=12 Hope that helps. Jack Kane --part1_155.3013b6f1.2d8a1075_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Source:&= nbsp; ASM Specialty Handbook: Aluminum and Aluminum Alloys

(all stress data in ksi; Endurance Limit {EL} numbers are for 500 million cy= cles, fully reversing; 2024 data are for NON-alclad metal; alclad numbers ar= e lower; Elongation (ELON) numbers are %)

2024 is a copper-magnesium alloy which doesn't weld very well.
6061 is a magnesium-silicon alloy which welds very nicely.

2024-T3: UTS=3D70; YS=3D50; USS=3D41; EL=3D20; ELON=3D18
2024-T4, -T351: UTS=3D68; YS=3D47;USS=3D41;EL=3D20; ELON=3D20
6061-T4: UTS=3D35; YS=3D21; USS=3D24; EL=3D14; ELON=3D22
6061-T6: UTS=3D45; YS=3D40; USS=3D30; EL=3D14; ELON=3D12

Hope that helps.
Jack Kane
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