EP 0969113 A1 20000105 - Stainless austenitic steel with low nickel content
Title (en)
Stainless austenitic steel with low nickel content
Title (de)
Rostfreier austenitischer Stahl mit niedrigem Nickelgehalt
Title (fr)
Acier inoxydable austenitique à basse teneur en nickel
Publication
Application
Priority
FR 9808427 A 19980702
Abstract (en)
The steel contains (in wt.%): 0.01-0.08 carbon, 0.1-1 silicon, 5-11 manganese, 15-17.5 chromium, 1-4 nickel, 1-4 copper, 1 x 10<-4>-20 x 10<-4> sulfur, 1 x 10<-4>-50 x 10<-4> calcium, 0-0.003 aluminum, 0.005-0.1 phosphorus, 5 x 10<-4> boron, 0.01 oxygen, and iron and unavoidable impurities the remainder. Preferably, the steel contains (in wt.%): 0.01-0.05 carbon, 0.1-1 silicon, 5-11 manganese, 15-17.5 chromium, 1-2 nickel, 2-4 copper, 1 x 10<-4>-10 x 10<-4> sulfur, 1 x 10<-4>-10 x 10<-4> calcium, 0-0.001 aluminum, 0.005-0.1 phosphorus, less than 0.01 oxygen, and iron and unavoidable impurities the remainder. The steel may also include 0.01-2% Mo.
Abstract (fr)
Acier inoxydable austénitique comportant une basse teneur en nickel et résistant à la corrosionprésentant la composition suivante en pourcentages pondéraux: 0,01% < carbone < 0,08%, 0,1 % < silicium < 1%, 5% < manganèse < 11%, 15% < chrome < 17,5%, 1% < nickel < 4%, 1% < cuivre < 4%, 1.10<-4>% < soufre < 20.10<-4>%, 1.10<-4>% < calcium < 50.10<-4>%, 0% < aluminium < 0,03%, 0,005% < phosphore < 0,1%, bore < 5.10<-4>%, oxygène < 0,01%, le reste étant du fer et des impuretés résultant de l'élaboration.
IPC 1-7
IPC 8 full level
C22C 38/00 (2006.01); C22C 38/42 (2006.01); C22C 38/58 (2006.01)
CPC (source: EP KR US)
C22C 38/42 (2013.01 - EP KR US); C22C 38/58 (2013.01 - EP US)
Citation (search report)
- [X] SU 538055 A1 19761205
- [A] US 5286310 A 19940215 - CARINCI GARY M [US], et al
- [A] US 3615366 A 19711026 - ALLEN PAUL M
- [A] US 3615365 A 19711026 - MCCUNN THOMAS H
- [A] FR 1087022 A 19550218 - ARMCO INT CORP
- [A] PATENT ABSTRACTS OF JAPAN vol. 15, no. 112 (C - 0815) 18 March 1991 (1991-03-18)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
EP 0969113 A1 20000105; EP 0969113 B1 20021106; AT 227355 T 20021115; AU 3575799 A 20000120; AU 742519 B2 20020103; BR 9902524 A 20000314; CA 2274634 A1 20000102; CN 1091168 C 20020918; CN 1240839 A 20000112; DE 69903769 D1 20021212; FR 2780735 A1 20000107; FR 2780735 B1 20010622; ID 23569 A 20000504; JP 2000034546 A 20000202; KR 20000011411 A 20000225; TW 452600 B 20010901; US 6274084 B1 20010814; ZA 994321 B 20000110
DOCDB simple family (application)
EP 99401490 A 19990617; AT 99401490 T 19990617; AU 3575799 A 19990618; BR 9902524 A 19990701; CA 2274634 A 19990608; CN 99110134 A 19990702; DE 69903769 T 19990617; FR 9808427 A 19980702; ID 990638 A 19990701; JP 18912499 A 19990702; KR 19990026323 A 19990701; TW 88110284 A 19990621; US 34672399 A 19990702; ZA 994321 A 19990701