關於「EN41 chemical composition」標籤，搜尋引擎有相關的訊息討論：

[PDF] Engineering Steel EN41 (905M39) - Smiths Metal Centreswww.smithmetal.com › pdf › engineering › en41Equivalent Grades - A/SA516-70, A/SA515-70,www.rolexmetals.com › sdp › Equivalent_GradesExperimental Constraints on the Storage Conditions and ...academic.oup.com › petrolog