Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB32802/31A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Krupp Stahl AG
Fried Krupp AG
Original Assignee
Krupp Stahl AG
Fried Krupp AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krupp Stahl AG, Fried Krupp AGfiledCriticalKrupp Stahl AG
Publication of GB397831ApublicationCriticalpatent/GB397831A/en
Ferritic chromium steels or articles made therefrom are improved by heating the steels &c. to 400-1000 DEG C. and cooling quickly. The steels may be rolled or forged during cooling. A steel containing 34,5 per cent of chromium and 0,26 of carbon is referred to. The steels may also contain other elements such as molybdenum, nickel, cobalt, tungsten, silicon, manganese, aluminium, titanium, and vanadium.
GB32802/31A1930-11-271931-11-26Improvements relating to ferritic chromium steel alloys and articles manufactured therefrom
ExpiredGB397831A
(en)