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Subject: Re: gas holes in steel castings

Date: 07/06/03 at 11:34 AM
Posted by: Arun Rao
E-mail: kasc@satyam.net.in
Message Posted:

In Reply to: gas holes in steel castings posted by jayanthi on 07/01/03 at 12:53 PM:

What is your deoxidation practice? Also what is the charge used in the furnace? Any different core practice for the 2 ranges of valve castings? Perhaps one of these could be contributing to gas porosity? Is it revealed during machining or in radiography?


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