Article View: sci.materials
Article #306Re: common solder materials
From: Pardeep K. Bhatti
Date: Wed, 18 Nov 1992 20:23
Date: Wed, 18 Nov 1992 20:23
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In article <1992Nov18.161229.11293@engr.uark.edu> bic@engr.uark.edu (CHANDRAN BIJU I) writes: >Is anyone out there familiar with a book or an article listing the mechanical >properties (Youngs modulus, etc.) of common solder materials. > Welcome to the exotic world of solder materials!!! It is very difficult to get good, reliable data on mechanical properties of solder materials. Most common solder materials have highly nonlinear constitutive stress-strain relationships, which are also very temperature dependent. Furthermore, they exhibit creep and plasticity phenomena which dominate their mechanical behavior in their normal operating temperature range. There is very limited solder property data in books, but there are a good number of technical papers on this subject. A good starting point will be the ASME Journal of Electronic Packaging and IEEE Transactions on Components, Hybrids, and Manufacturing Technology (CHMT). Also check proceedings from ASME WAM conferences from recent years. However, there is a wide variation in the published solder property data in the literature. For example, there is a 5 to 1 variation in the reported Young's modulus figures for the most common solder (63/37 Sn-Pb). Good luck with your search... -- Pardeep K. Bhatti pkbhatti@kopth004.delcoelect.com Delco Electronics Corporation GM Hughes Electronics *** The opinions expressed are mine, not necessarily of my employer. ***
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Path: arc1-ca.pugleaf.net!sparky!uunet!caen!rphroy!kocrsv01!pkbhatti From: pkbhatti@kopth004.delcoelect.com (Pardeep K. Bhatti) Newsgroups: sci.materials,sci.engr.mech Subject: Re: common solder materials Keywords: mech props, solder materials Message-ID: <1992Nov18.202311.29107@kocrsv01.delcoelect.com> Date: 18 Nov 92 20:23:11 GMT References: <1992Nov18.161229.11293@engr.uark.edu> Sender: news@kocrsv01.delcoelect.com (Usenet News Account) Organization: Delco Electronics Corp. Lines: 28