- Hitachi Metals Said to Mull <span class='usd-convert-currency currency-swap' data-value='1000000000' data-original='$1 Billion' data-symbol='$'>$1 Billion</span> Waupaca Foundry Sale1 read0 comments-1 read0 comments-You must read the article before you can comment on it.Be the first to post a comment on this article.