Probably so. Seems the Tiegelstahl - Qualitätsmarke Excelsior(Wittener Exzelsiorstahl) or crucible steel gained new ground by the turn of the 20th Century(mid to late 1890s?). It was akin to Wootz and may have met its match w/ the advent of the electric furnaces by WWI.

https://de.wikipedia.org/wiki/Stahlerzeugung#Historische_Verfahren

Cheers,

Raimey
rse