Stainless Steel - Grade 304 Stainless Steel – Grade 304 (UNS S30400) Grade 304 Stainless Steel Grade 304 Stainless Steel "Stainless Steel - Grade 304 (UNS S30400)" Stainless Steel – Grade 304 (UNS S30400) http://www.azom.com/article.aspx?ArticleID=965