Global Patent Index - EP 0395623 A1

EP 0395623 A1 19901031 - Maraging steel.

Title (en)

Maraging steel.

Title (de)

Martensitaushärtbarer Stahl.

Title (fr)

Acier maraging.

Publication

EP 0395623 A1 19901031 (DE)

Application

EP 90890088 A 19900327

Priority

AT 96489 A 19890424

Abstract (en)

Maraging steel, in particular for the production of plastic moulds, which consists of 0.06 - 0.2% by weight of carbon 0.15 - 0.8% by weight of silicon 1.4 - 3.6% by weight of manganese 0.12 - 0.4% by weight of sulphur 0 - 0.9% by weight of chromium 2.8 - 3.4% by weight of nickel 0.03 - 0.15% by weight of vanadium 0.1 - 4.0% by weight of copper 0.1 - 4.0% by weight of aluminium 0.9 - 4.1% by weight of aluminium + copper 0.03 - 0.12% by weight of niobium 0.01 - 0.1% by weight of zirconium 0 - 0.1% by weight of calcium 0.01 - 0.1% by weight of titanium 0 - 1.0% by weight of molybdenum 0 - 1.0% by weight of tungsten 0 - 1.5% by weight of Mo + W W DIVIDED 2 the remainder being iron and impurities resulting from the production.

Abstract (de)

Martensitaushärtbarer Stahl, insbesondere für die Herstellung von Kunststofformen, welcher aus in Gew.-% Kohlenstoff 0,06 - 0,2 Silizium 0,15 - 0,8 Mangan 1,4 - 3,6 Schwefel 0,12 - 0,4 Chrom 0 - 0,9 Nickel 2,8 - 4,3 Vanadin 0,03 - 0,15 Kupfer 0,1 - 4,0 Aluminium 0,1 - 4,0 Aluminium + Kupfer 0,9 - 4,1 Niob 0,03 - 0,12 Zirkon 0,01 - 0,1 Kalzium 0 - 0,01 Titan 0,01 - 0,1 Molybdän 0 - 1,0 Wolfram 0 - 1,0 Mo + (W/2) 0 - 1,5 Rest Eisen und herstellungsbedingten Verunreinigungen besteht.

IPC 1-7

C22C 38/04; C22C 38/06; C22C 38/08; C22C 38/16; C22C 38/60

IPC 8 full level

C22C 38/00 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/08 (2006.01); C22C 38/16 (2006.01); C22C 38/58 (2006.01); C22C 38/60 (2006.01)

CPC (source: EP KR US)

C22C 38/04 (2013.01 - EP US); C22C 38/06 (2013.01 - EP US); C22C 38/08 (2013.01 - EP KR US); C22C 38/16 (2013.01 - EP US); C22C 38/60 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0395623 A1 19901031; AT 392982 B 19910725; AT A96489 A 19901215; AU 5374390 A 19901025; AU 621729 B2 19920319; JP H02294449 A 19901205; KR 900016489 A 19901113; KR 930009392 B1 19931002; US 5013524 A 19910507

DOCDB simple family (application)

EP 90890088 A 19900327; AT 96489 A 19890424; AU 5374390 A 19900420; JP 10323390 A 19900420; KR 900005761 A 19900424; US 51362290 A 19900424