EP 3126537 B1 20200513 - DUAL-PHASE STAINLESS STEEL
Title (en)
DUAL-PHASE STAINLESS STEEL
Title (de)
ZWEIPHASIGER EDELSTAHL
Title (fr)
ACIER INOXYDABLE À DEUX PHASES
Publication
Application
Priority
- US 201414231778 A 20140401
- US 2015020122 W 20150312
Abstract (en)
[origin: US2015275340A1] A dual-phase ferritic-martensitic stainless steel includes, by weight, about 11.5% to about 12% Cr, about 0.8% to about 1.5% Mn, about 0.75% to about 1.5% Ni, 0% to about 0.5% Si, 0% to about 0.2% Mo, 0% to about 0.0025% B, Fe, and impurities. In various embodiments, the steel has a Brinell hardness (HB) and Charpy V-notch impact energy at −40° C. (CVN) such that CVN (ft-lb)+(0.4×HB) is about 160 or greater. Articles of manufacture including the stainless steels also are disclosed.
IPC 8 full level
C22C 38/40 (2006.01); C21D 6/00 (2006.01); C21D 8/02 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/54 (2006.01)
CPC (source: CN EP KR RU US)
C21D 6/002 (2013.01 - EP KR US); C21D 6/004 (2013.01 - CN); C21D 8/0263 (2013.01 - EP US); C22C 38/001 (2013.01 - CN EP KR US); C22C 38/02 (2013.01 - CN EP KR US); C22C 38/04 (2013.01 - CN EP KR US); C22C 38/40 (2013.01 - EP KR RU US); C22C 38/42 (2013.01 - CN EP KR US); C22C 38/44 (2013.01 - CN EP KR US); C22C 38/54 (2013.01 - CN EP KR RU US); C21D 8/005 (2013.01 - EP US); C21D 2211/005 (2013.01 - CN EP KR US); C21D 2211/008 (2013.01 - CN EP KR US); C22C 2200/00 (2013.01 - KR US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
US 2015275340 A1 20151001; AU 2015241412 A1 20161020; AU 2015241412 B2 20191121; CA 2944491 A1 20151008; CN 106460128 A 20170222; EP 3126537 A1 20170208; EP 3126537 B1 20200513; ES 2808627 T3 20210301; JP 2017512907 A 20170525; JP 6621419 B2 20191218; KR 20160140733 A 20161207; MX 2016012853 A 20171016; PL 3126537 T3 20201102; RU 2016142683 A 20180504; RU 2016142683 A3 20181228; RU 2721668 C2 20200522; SI 3126537 T1 20200930; TW 201602361 A 20160116; TW I651419 B 20190221; UA 119168 C2 20190510; WO 2015153092 A1 20151008
DOCDB simple family (application)
US 201414231778 A 20140401; AU 2015241412 A 20150312; CA 2944491 A 20150312; CN 201580018031 A 20150312; EP 15712762 A 20150312; ES 15712762 T 20150312; JP 2016560351 A 20150312; KR 20167028606 A 20150312; MX 2016012853 A 20150312; PL 15712762 T 20150312; RU 2016142683 A 20150312; SI 201531308 T 20150312; TW 104110764 A 20150401; UA A201610885 A 20150312; US 2015020122 W 20150312