ClassID:

119013

C21D8/0278 - page 2 - CPC Classification

Classification description:

Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment

Recent Application in this class:
#301
20180363122
2018-12-20

Nitrided plate part and method for producing the same

#302
20180327884
2018-11-15

Method for manufacturing high-strength galvanized steel sheet and high-strength galvanized steel sheet

#303
20180312954
2018-11-01

High-strength hot-dip galvanized steel sheet excellent in impact peeling resistance and worked portion corrosion resistance

#304
20180305786
2018-10-25

High-strength hot-dip coated hot-rolled steel sheet and method for manufacturing the same

#305
20180298476
2018-10-18

Micro-alloyed high-strength multi-phase steel containing silicon and having a minimum tensile strength of 750 MPA and improved properties and method for producing a strip from said steel

#306
20180298462
2018-10-18

Galvannealed steel sheet and method for producing the same

#307
20180274069
2018-09-27

Steel sheet

#308
20180265954
2018-09-20

Austenitic stainless steel

#309
20180265943
2018-09-20

Plated steel plate and manufacturing method thereof

#310
20180245176
2018-08-30

600 MPa yield strength-graded, high-stretchability hot-dip aluminum-zinc and color-coated steel plate and manufacturing method therefor

#311
20180245175
2018-08-30

500 MPA yield strength-graded, high-stretchability hot-dip aluminum-zinc and color-coated steel plate and manufacturing method therefore

#312
20180237881
2018-08-23

STEEL SHEET

#313
20180237880
2018-08-23

High strength steel sheet and method for manufacturing the same

#314
20180237878
2018-08-23

SYSTEMS, METHODS AND DEVICES FOR HOT FORMING OF STEEL ALLOY PARTS

#315
20180230570
2018-08-16

HIGH STRENGTH HOT DIP GALVANISED STEEL STRIP

#316
20180230569
2018-08-16

Cold-rolled steel sheet, coated steel sheet, method for manufacturing cold-rolled steel sheet, and method for manufacturing coated steel sheet

#317
20180202019
2018-07-19

Steel sheet, hot-dip galvanized steel sheet, galvannealed steel sheet, and manufacturing methods therefor

#318
20180202017
2018-07-19

Steel for press hardening and press hardened part manufactured from such steel

#319
20180202016
2018-07-19

High-strength cold-rolled steel sheet, high-strength hot-dip galvanized steel sheet and high-strength galvannealed steel sheet

#320
20180195144
2018-07-12

Method for manufacturing hot press formed part and hot press formed part

#321
20180187324
2018-07-05

Steel sheet for containers, and method for producing steel sheet for containers

#322
20180171442
2018-06-21

High-strength cold-rolled steel sheet, high-strength hot-dip galvanized steel sheet, and high-strength hot-dip galvannealed steel sheet having excellent ductility, stretch-flangeability, and weldability

#323
20180148810
2018-05-31

Method for producing a stainless steel sheet with modified visual characteristics

#324
20180127847
2018-05-10

HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#325
20180127846
2018-05-10

HIGH-STRENGTH STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET, HIGH-STRENGTH HOT-DIP ALUMINUM-COATED STEEL SHEET, AND HIGH-STRENGTH ELECTROGALVANIZED STEEL SHEET, AND METHODS FOR MANUFACTURING SAME

#326
20180100224
2018-04-12

Method for the hot forming of a steel component

#327
20180087123
2018-03-29

Steel, product made of said steel, and manufacturing method thereof

#328
20180044754
2018-02-15

STEEL SHEET FOR HOT STAMPING AND METHOD FOR PRODUCING STEEL SHEET FOR HOT STAMPING, AND HOT STAMP FORMED BODY

#329
20180044753
2018-02-15

High-strength steel sheet and method for producing the same

#330
20180030565
2018-02-01

High-strength galvanized steel sheet and method for manufacturing the same

#331
20180023160
2018-01-25

High-strength steel sheet and production method therefor

#332
20180010227
2018-01-11

High-strength plated steel sheet having excellent plating properties, workability, and delayed fracture resistance, and method for producing same

#333
20180010226
2018-01-11

HIGH-STRENGTH PLATED STEEL SHEET HAVING EXCELLENT PLATING PROPERTIES, WORKABILITY, AND DELAYED FRACTURE RESISTANCE, AND METHOD FOR PRODUCING SAME

#334
20170369965
2017-12-28

HIGH-STRENGTH PLATED STEEL SHEET HAVING EXCELLENT PLATING PROPERTIES, WORKABILITY, AND DELAYED FRACTURE RESISTANCE, AND METHOD FOR PRODUCING SAME

#335
20170342522
2017-11-30

Hot-rolled steel sheet for high strength galvanized steel sheet, having excellent surface quality, and method for producing same

#336
20170327924
2017-11-16

High strength steel products and annealing processes for making the same

#337
20170321314
2017-11-09

METHOD FOR PRODUCING AN ANTI-CORROSION COATING FOR HARDENABLE SHEET STEELS AND AN ANTI-CORROSION COATING FOR HARDENABLE SHEET STEELS

#338
20170321297
2017-11-09

High-strength cold-rolled steel sheet and method for manufacturing the same

#339
20170314091
2017-11-02

High-strength steel sheet and method for manufacturing same

#340
20170306438
2017-10-26

Dual-phase steel sheet with excellent formability and manufacturing method therefor

#341
20170306437
2017-10-26

High-strength hot-pressed part and method for manufacturing the same

#342
20170306435
2017-10-26

HIGH-STRENGTH STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET, HIGH-STRENGTH HOT-DIP ALUMINUM-COATED STEEL SHEET, AND HIGH-STRENGTH ELECTROGALVANIZED STEEL SHEET, AND METHODS FOR MANUFACTURING SAME

#343
20170283902
2017-10-05

Method for manufacturing a hot dip galvanized and galvannealed steel sheet having excellent elongation properties

#344
20170275724
2017-09-28

COLD ROLLED HIGH STRENGTH LOW ALLOY STEEL

#345
20170268078
2017-09-21

Method of producing press-hardened and coated steel parts at a high productivity rate

#346
20170266922
2017-09-21

SURFACE-FINISHED STEEL SHEET AND METHOD FOR THE PRODUCTION THEREOF

#347
20170260602
2017-09-14

Complex-phase steel sheet having excellent formability and method of manufacturing the same

#348
20170260599
2017-09-14

Precoated sheets for manufacturing press-hardened coated steel parts

#349
20170253943
2017-09-07

Method and facility for producing high-strength galavanized steel sheets

#350
20170253941
2017-09-07

Method for Fabricating Steel Sheet for Press Hardening, and Parts Obtained by this Method

#351
20170247783
2017-08-31

High-strength galvanized steel sheet

#352
20170240991
2017-08-24

Flat Steel Product and Method for Producing a Flat Steel Product

#353
20170240990
2017-08-24

STEEL STRIP HAVING A LOW SI CONTENT

#354
20170219288
2017-08-03

STEEL-STRIP PRODUCTION METHOD, AND STEEL STRIP

#355
20170218475
2017-08-03

HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#356
20170218472
2017-08-03

High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet

#357
20170211164
2017-07-27

High strength galvanized steel sheet and production method therefor

#358
20170211163
2017-07-27

High-strength steel sheet and production method for same, and production method for high-strength galvanized steel sheet

#359
20170204521
2017-07-20

Coated steel sheet, method for producing the same, and resin-coated steel sheet obtained using the same

#360
20170204491
2017-07-20

HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#361
20170204490
2017-07-20

HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD FOR SAME, AND PRODUCTION METHOD FOR HIGH-STRENGTH GALVANIZED STEEL SHEET

#362
20170191170
2017-07-06

Flat Steel Product, Method for Production of a Flat Steel Product and Method for Production of a Component

#363
20170191140
2017-07-06

Hot-rolled steel sheet and method for producing same

#364
20170183756
2017-06-29

Method for producing a cold-rolled steel sheet

#365
20170183753
2017-06-29

Hot rolled steel sheet and associated manufacturing method

#366
20170183752
2017-06-29

Ferritic stainless steel and method for producing same

#367
20170183751
2017-06-29

High-strength cold-rolled steel sheet, high-strength hot-dip galvanized steel sheet, and high-strength hot-dip galvannealed steel sheet having excellent ductility, stretch-flangeability, and weldability

#368
20170170436
2017-06-15

Steel foil for power storage device container, power storage device container, power storage device, and manufacturing method of steel foil for power storage device container

#369
20170166991
2017-06-15

Part with very high mechanical properties from a rolled coated sheet

#370
20170166989
2017-06-15

Galvannealed steel sheet and method for producing the same

#371
20170159151
2017-06-08

Method for manufacturing high-strength galvanized steel sheet

#372
20170152580
2017-06-01

Method for manufacturing high-strength galvanized steel sheet

#373
20170145536
2017-05-25

Method for producing an ultra high strength coated or not coated steel sheet and obtained sheet

#374
20170145534
2017-05-25

High-yield-ratio high-strength cold-rolled steel sheet and method of producing the same

#375
20170137910
2017-05-18

Method for producing an ultra high strength coated or not coated steel sheet and obtained sheet

#376
20170137906
2017-05-18

High strength multiphase steel, production method and use

#377
20170130318
2017-05-11

Steel sheet for soft-nitriding treatment, method of manufacturing same, and soft-nitrided steel

#378
20170114900
2017-04-27

Martensitic stainless-steel sheet and metal gasket

#379
20170114427
2017-04-27

Method for directly producing pickling-free hot-plated sheet strip product from molten steel

#380
20170107591
2017-04-20

High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor

#381
20170096723
2017-04-06

HIGH STRENGTH COLD ROLLED STEEL SHEET AND HIGH STRENGTH GALVANIZED STEEL SHEET HAVING EXCELLENT DUCTILITY AND BENDABILITY, AND METHODS FOR PRODUCING SAME

#382
20170062843
2017-03-02

Stainless steel for fuel cell separators

#383
20170044638
2017-02-16

Heat-rolled steel plate for tailored rolled blank, tailored rolled blank, and methods for producing these

#384
20170029917
2017-02-02

Method for producing a cold-rolled flat steel product with high yield strength and flat cold-rolled steel product

#385
20170029913
2017-02-02

Hot stamping steel and producing method thereof

#386
20170016087
2017-01-19

High formability dual phase steel

#387
20170016086
2017-01-19

Method of producing press-hardened and coated steel parts at a high productivity rate

#388
20160340755
2016-11-24

Hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having improved hole expansion ratio, and manufacturing methods thereof

#389
20160319386
2016-11-03

Steel sheet hot-dip-coated with Zn—Al—Mg-based system having excellent workability and method for manufacturing same

#390
20160319385
2016-11-03

High-strength galvanized steel sheet and method for manufacturing the same

#391
20160318093
2016-11-03

Automobile part and method for manufacturing automobile part

#392
20160312332
2016-10-27

Lightweight steel sheet having excellent strength and ductility and method for manufacturing same

#393
20160312329
2016-10-27

High-strength steel sheet and method for producing the same

#394
20160312326
2016-10-27

High strength steel and manufacturing method

#395
20160304981
2016-10-20

Martensitic steel with delayed fracture resistance and manufacturing method

#396
20160304980
2016-10-20

Method of annealing steel sheets

#397
20160289841
2016-10-06

Method of manufacturing a steel sheet for containers

#398
20160265078
2016-09-15

HOT-ROLLED STEEL SHEET HAVING EXCELLENT SURFACE HARDNESS AFTER CARBURIZING HEAT TREATMENT AND EXCELLENT DRAWABILITY

#399
20160230259
2016-08-11

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same (as amended)

#400
20160222500
2016-08-04

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same

#401
20160222486
2016-08-04

Manufacturing method for very high-strength, cold-rolled, dual-phase steel sheets

#402
20160214351
2016-07-28

High-strength galvanized steel sheet and method of manufacturing the same

#403
20160194739
2016-07-07

Cold rolled steel sheet and vehicle

#404
20160186298
2016-06-30

MICRO-ALLOYED HIGH-STRENGTH MULTI-PHASE STEEL CONTAINING SILICON AND HAVING A MINIMUM TENSILE STRENGTH OF 750 MPA AND IMPROVED PROPERTIES AND METHOD FOR PRODUCING A STRIP FROM SAID STEEL

#405
20160186282
2016-06-30

Hot dip galvanized and galvannealed steel sheet having excellent elongation properties

#406
20160177427
2016-06-23

High-yield-ratio, high-strength cold rolled steel sheet and production method therefor

#407
20160177414
2016-06-23

High-strength cold-rolled steel sheet and method of manufacturing the same

#408
20160167157
2016-06-16

Spot welded joint using high strength and high forming steel and its production method

#409
20160122845
2016-05-05

Hot stamp molded body, and method for producing hot stamp molded body

#410
20160108492
2016-04-21

High-formability and super-strength hot galvanizing steel plate and manufacturing method thereof

#411
20160083819
2016-03-24

High-strength steel sheet and method for producing the same

#412
20160082701
2016-03-24

Galvannealed steel sheet and manufacturing method thereof

#413
20160067947
2016-03-10

Hot-dip galvannealed steel sheet for hot stamping and method for manufacturing steel part

#414
20160060722
2016-03-03

Hot-stamped steel, cold-rolled steel sheet and method for producing hot-stamped steel

#415
20160047011
2016-02-18

High-strength galvanized steel sheet and method for manufacturing the same

#416
20160032438
2016-02-04

High-strength plated steel plate for welded structural member, and method for producing the same

#417
20160017473
2016-01-21

High strength galvanized steel sheet having excellent bendability and weldability, and method of manufacturing the same

#418
20160017452
2016-01-21

Process for manufacturing press-hardened coated steel parts and precoated sheets allowing these parts to be manufactured

#419
20150337427
2015-11-26

Hot dip galvanized steel sheet

#420
20150337416
2015-11-26

High-formability and super-strength cold-rolled steel sheet

#421
20150337406
2015-11-26

Manufacturing a hardened formed part

#422
20150329951
2015-11-19

Method for manufacturing high manganese hot-dip galvanized steel sheet with excellent coatability and ultra-high strength, and high manganese hot-dip galvanized steel sheet manufactured by said method

#423
20150314569
2015-11-05

Steel sheet and fabrication method thereof

#424
20150299828
2015-10-22

Steel sheet for three-piece can and method for manufacturing the same

#425
20150284861
2015-10-08

Steel sheet provided with a coating offering sacrificial cathodic protection, method for the production of a part using such a sheet, and resulting part

#426
20150275044
2015-10-01

Multi-stage method for the coating of steel prior to hot forming

#427
20150225830
2015-08-13

Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body

#428
20150225829
2015-08-13

Hot-dip galvanized steel sheet and manufacturing method of the same

#429
20150218708
2015-08-06

Hot rolled steel sheet and method for manufacturing the same

#430
20150159246
2015-06-11

BASE MATERIAL FOR HIGH-TOUGHNESS CLAD STEEL PLATE AND METHOD OF PRODUCING THE CLAD STEEL PLATE

#431
20150118518
2015-04-30

Steel sheet for electroplating, electroplated steel sheet, and methods for producing the same

#432
20150083278
2015-03-26

High-strength hot-dip galvanized steel sheet excellent in impact resistance property and manufacturing method thereof, and high-strength alloyed hot-dip galvanized steel sheet and manufacturing method thereof

#433
20150079419
2015-03-19

Process for manufacturing a recovery annealed coated steel substrate for packaging applications and a packaging steel product produced thereby

#434
20150044504
2015-02-12

High strength hot dip galvanised steel strip

#435
20150044500
2015-02-12

Process for manufacturing a recovery annealed coated steel substrate for packaging applications and a packaging steel product produced thereby

#436
20150034219
2015-02-05

High-strength cold-rolled steel sheet and method for manufacturing the same

#437
20150027596
2015-01-29

Steel sheet for hot press-forming, method for manufacturing the same, and method for producing hot press-formed parts using the same

#438
20150017474
2015-01-15

High strength galvanized steel sheet and method for manufacturing the same

#439
20140373980
2014-12-25

Ferrite-based stainless steel plate having excellent resistance against scale peeling, and method for manufacturing same

#440
20140352850
2014-12-04

Cold-rolled steel sheet, plated steel sheet, and method for manufacturing the same

#441
20140349133
2014-11-27

Hot-dip galvanized steel sheet having excellent adhesiveness at ultra-low temperatures

#442
20140287263
2014-09-25

High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet excellent in mechanical cutting property, and manufacturing method thereof

#443
20140272668
2014-09-18

Stainless steel for fuel cell separators

#444
20140251505
2014-09-11

Method for producing a flat steel product provided with a metal protective layer by way of hot dip coating

#445
20140246125
2014-09-04

Grain-oriented electrical steel sheet and manufacturing method thereof

#446
20140242415
2014-08-28

High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent formability and small material anisotropy with ultimate tensile strength of 980 MPa or more

#447
20140234657
2014-08-21

Hot-dip galvanized steel sheet and manufacturing method thereof

#448
20140234656
2014-08-21

Steel sheet provided with hot dip galvanized layer excellent in plating wettability and plating adhesion and method of production of same

#449
20140216612
2014-08-07

Process for manufacturing steel, for hot forming or quenching in a tool, having improved ductility

#450
20140141279
2014-05-22

Process for making coated cold-rolled dual phase steel sheet

#451
20130337287
2013-12-19

Zn—Al—Mg based alloy hot-dip plated steel sheet, and method for producing the same

#452
20130273392
2013-10-17

Hot-dip galvanized steel sheet and manufacturing method thereof

#453
20130224517
2013-08-29

Surface-treated steel sheet, method for manufacturing the same, and resin-covered steel sheet using the same

#454
20130209829
2013-08-15

Steel sheet for containers

#455
20130206285
2013-08-15

Manufacturing method for steel sheets for containers

#456
20130174946
2013-07-11

High strength steel sheet and method for manufacturing the same

#457
20130122322
2013-05-16

Steel sheet for hot pressing and method of manufacturing hot-pressed part using steel sheet for hot pressing

#458
20130095345
2013-04-18

Hot dip Al coated steel sheet excellent in heat black discoloration resistance and method of production of same

#459
20120328871
2012-12-27

Strip, sheet or blank suitable for hot forming and process for the production thereof

#460
20120312429
2012-12-13

Clad textured metal substrate for forming epitaxial thin film thereon and method for manufacturing the same

#461
20120288733
2012-11-15

High strength hot dip galvanised steel strip

#462
20120018058
2012-01-26

PROCESS FOR MANUFACTURING A COLD ROLLED TRIP STEEL PRODUCT

#463
20110303328
2011-12-15

High-strength press hardened article, and manufacturing method therefor

#464
20110236719
2011-09-29

Method for Manufacturing a Coated Part Using Hot Forming Techniques

#465
20110232807
2011-09-29

High yield ratio and high-strength thin steel sheet superior in weldability and ductility, high-yield ratio high-strength hot-dip galvanized thin steel sheet, high-yield ratio high-strength hot-dip galvannealed thin steel sheet, and methods of production of same

#466
20110223441
2011-09-15

VERY HIGH MECHANICAL STRENGTH STEEL AND METHOD FOR PRODUCING A SHEET OF THIS STEEL COATED WITH ZINC OR ZINC ALLOY

#467
20110174418
2011-07-21

Aluminum plated steel sheet for rapid heating hot-stamping, production method of the same and rapid heating hot-stamping method by using this steel sheet

#468
20110168300
2011-07-14

MANUFACTURING METHOD FOR VERY HIGH-STRENGTH COLD-ROLLED DUAL-PHASE STEEL SHEETS AND SHEETS SO PRODUCED

#469
20110139317
2011-06-16

Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and method of production of same

#470
20110139313
2011-06-16

Manufacturing method of oriented SI steel with high electric-magnetic property

#471
20110117382
2011-05-19

High-strength quenched formed body with good corrosion resistance

#472
20110076477
2011-03-31

Method for producing coated and hardened components of steel and coated and hardened steel strip therefor

#473
20110017361
2011-01-27

Method for coating a hot-rolled or cold-rolled steel flat product containing 6-30 wt% Mn

#474
20100326570
2010-12-30

High-strength quenched formed body with good corrosion resistance and process for producing the same

#475
20100294400
2010-11-25

METHOD FOR PRODUCING A STEEL COMPONENT BY HOT FORMING AND STEEL COMPONENT PRODUCED BY HOT FORMING

#476
20100221572
2010-09-02

Steel, for hot forming or quenching in a tool, having improved ductility

#477
20100051145
2010-03-04

EGR COOLER FOR VEHICLES AND METHOD OF MANUFACTURING THE SAME

#478
20100006184
2010-01-14

ALLOYED HOT-DIP GALVANIZED STEEL SHEET AND PRODUCTION METHOD THEREOF

#479
20090095383
2009-04-16

Fine grain surface layer steel part and method of production of same

#480
20090025836
2009-01-29

Method of producing a part with very high mechanical properties from a rolled coated sheet

#481
20080283157
2008-11-20

Method of Production of Hot Dipped Hot Rolled Steel Strip

#482
20080283154
2008-11-20

HOT DIP GALVANIZED HIGH STRENGTH STEEL SHEET EXCELLENT IN PLATING ADHESION AND HOLE EXPANDABILITY AND METHOD OF PRODUCTION OF SAME

#483
20080257255
2008-10-23

Clad textured metal substrate for forming epitaxial thin film thereon and method for manufacturing the same

#484
20080075970
2008-03-27

High-strength quenched formed body with good corrosion resistance and process for producing the same

#485
20080053580
2008-03-06

Method for production of sheet of austenitic iron/carbon/manganese steel and sheets produced thus

#486
20080053576
2008-03-06

High-strength hot-dip galvanized steel sheet and method for producing the same

#487
20070190353
2007-08-16

Hot dip galvanized composite high strength steel sheet excellent in shapeability and hole enlargement ability and method of production of same

#488
20070113610
2007-05-24

Method and apparatus for manufacturing metal strips

#489
20070051438
2007-03-08

Process of production and production system of high strength galvannealed steel sheet

#490
20070029015
2007-02-08

High-yield-ratio and high-strength thin steel sheet superior in weldability and ductility, high-yield-ratio high-strength hot-dip galvanized thin steel sheet, high-yield ratio high-strength hot-dip galvannealed thin steel sheet, and methods of production of same

#491
20060222882
2006-10-05

High strength galvannealed steel sheet excellent in workability and a method of production of the same

#492
20060207692
2006-09-21

Ultrahigh strength hot-rolled steel and method of producing bands

#493
20060140814
2006-06-29

Steel composition for the production of cold rolled multiphase steel products

#494
20060124907
2006-06-15

High-strength hop-dip galvanized steel sheet

#495
20060102256
2006-05-18

Very high mechanical strength steel and method for making a sheet thereof coated with zinc or zinc alloy

#496
20050241737
2005-11-03

Cr steel for structural use and method for producing the same

#497
20050236078
2005-10-27

Steel sheet for vitreous enameling and production method

#498
20050199320
2005-09-15

Manufacturing process for producing high strength steel product with improved formability

#499
20050150580
2005-07-14

Ultra-high strength steel sheet having excellent hydrogen embrittlement resistance, and method for manufacturing the same

#500
20050139293
2005-06-30

High-strength cold-rolled steel sheet excellent in coating film adhesion

#501
20050115052
2005-06-02

Method for producing hot-dip coated metal belt

#502
20050109428
2005-05-26

Transmission chain

#503
20050081966
2005-04-21

High tensile strength steel sheet excellent in processibility and process for manufacturing the same

#504
20050019601
2005-01-27

High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same

#505
20050016644
2005-01-27

High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same