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Recent content by newguy
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type 409 versus type 321 for Ht. Exchanger Application
In the comparison of these two stainless steels, is it accurate to say that although the type 409 has a lower coefficient of expansion then 321, for the ht. exchanger application the 321 is still superior because of the addition fo Ni gives it greater strength at elevated temperatures?- newguy
- Thread
- Replies: 1
- Forum: Metal and Metallurgy engineering
