Global Patent Index - EP 0567365 A1

EP 0567365 A1 19931027 - Austenitic stainless steel with high machine ability and improved cold work ability.

Title (en)

Austenitic stainless steel with high machine ability and improved cold work ability.

Title (de)

Rostfreier austenitischer Stahl mit guter Zerspanbarkeit und verbesserten Kaltverformungseigenschaften.

Title (fr)

Acier inoxydable austénitique à haute usinabilité et à déformation à froid améliorée.

Publication

EP 0567365 A1 19931027 (FR)

Application

EP 93400903 A 19930406

Priority

FR 9204810 A 19920417

Abstract (en)

A weldable austenitic stainless steel with high machinability and improved cold workability, characterised in that its weight composition is the following: C lower than 0.1 %, Si lower than 2 %, Mn lower than 2 %, S lower than 0.03 %, Ni between 8 and 10 %, Cr between 15 and 25 %, P lower than or equal to 0.04 %, Mo lower than 0.5 %, Cu between 1 and 5 %, N between 0.02 and 0.07 %, Ca higher than 30x10<-4> %, O higher than 70x10<-4> %, Al lower than 50x10<-4> %, the Ca/O ratio being between 0.3 and 0.6.

IPC 1-7

C22C 38/42; C22C 38/00

IPC 8 full level

C22C 38/00 (2006.01); C22C 38/42 (2006.01)

CPC (source: EP US)

C22C 38/001 (2013.01 - EP US); C22C 38/42 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0567365 A1 19931027; EP 0567365 B1 19970702; AT E154953 T1 19970715; CA 2094200 A1 19931018; CA 2094200 C 20020813; DE 69311839 D1 19970807; DE 69311839 T2 19971113; DK 0567365 T3 19980216; EG 19983 A 19961031; ES 2106297 T3 19971101; FI 103416 B1 19990630; FI 103416 B 19990630; FI 931733 A0 19930416; FI 931733 A 19931018; FR 2690169 A1 19931022; FR 2690169 B1 19940923; GR 3024678 T3 19971231; IL 105338 A0 19930818; IL 105338 A 19970218; NO 302830 B1 19980427; NO 931384 D0 19930415; NO 931384 L 19931018; TR 28589 A 19961104; US 5362439 A 19941108

DOCDB simple family (application)

EP 93400903 A 19930406; AT 93400903 T 19930406; CA 2094200 A 19930416; DE 69311839 T 19930406; DK 93400903 T 19930406; EG 23393 A 19930415; ES 93400903 T 19930406; FI 931733 A 19930416; FR 9204810 A 19920417; GR 970402324 T 19970910; IL 10533893 A 19930408; NO 931384 A 19930415; TR 28093 A 19930414; US 4694193 A 19930416