ES2170462T3 - STEEL FOR MOLDS OF LARGE DIMENSIONS AND MANUFACTURING PROCEDURE. - Google Patents

STEEL FOR MOLDS OF LARGE DIMENSIONS AND MANUFACTURING PROCEDURE.

Info

Publication number
ES2170462T3
ES2170462T3 ES98401272T ES98401272T ES2170462T3 ES 2170462 T3 ES2170462 T3 ES 2170462T3 ES 98401272 T ES98401272 T ES 98401272T ES 98401272 T ES98401272 T ES 98401272T ES 2170462 T3 ES2170462 T3 ES 2170462T3
Authority
ES
Spain
Prior art keywords
ppm
steel
molds
torr
manufacturing procedure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES98401272T
Other languages
Spanish (es)
Inventor
Jacques Adrien
Bertrand Remi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thyssen France SA
Original Assignee
Thyssen France SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thyssen France SA filed Critical Thyssen France SA
Application granted granted Critical
Publication of ES2170462T3 publication Critical patent/ES2170462T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

LA INVENCION SE REFIERE A UN ACERO OBTENIDO POR FUSION EN HORNO ELECTRICO SEGUIDA DE TRATAMIENTO METALURGICO SECUNDARIO EN UNA CUCHARA DE CALENTAMIENTO; ESTA OPERACION VA A SU VEZ SEGUIDA DE DESGASIFICACION A UN VACIO INFERIOR A 1 TORR, E INCLUSO A 0,2 TORR, DE UNA MEZCLA DE LA COMPOSICION SIGUIENTE: 1 A 3 % DE MANGANESO, 0,400 % DE SILICIO, 0,015 % DE FOSFORO, 1,50 A 3,5 % DE CROMO, 0,25 A 1 % DE MOLIBDENO, 0,100 A 0,250 % DE NIOBIO, 100 A 300 PPM DE TITANIO O CIRCONIO SI SE CONSIDERA NECESARIO, 0,300 % DE COBRE, 0,300 % DE NIQUEL, 80 PPM DE NITROGENO, 80 PPM DE OXIGENO, 30 PPM DE CALCIO, 15 A 50 PPM DE BORO, 0,10 A 0,25 % DE CARBONO, 0,050 % DE AZUFRE Y 250 PPM DE ALUMINIO.THE INVENTION REFERS TO A STEEL OBTAINED BY FUSION IN ELECTRIC OVEN FOLLOWED BY SECONDARY METALLURGICAL TREATMENT IN A WARMING SPOON; THIS OPERATION IS ONCE FOLLOWED BY DEGASIFICATION AT A VACUUM LESS THAN 1 TORR, AND EVEN TO 0.2 TORR, OF A MIXTURE OF THE FOLLOWING COMPOSITION: 1 TO 3% OF MANGANESE, 0.400% OF SILICON, 0.015% OF PHOSPHORY, 1.50 TO 3.5% OF CHROME, 0.25 TO 1% OF MOLIBDENE, 0.100 TO 0.250% OF NIOBIO, 100 TO 300 PPM OF TITANIUM OR CIRCONY IF CONSIDERED NECESSARY, 0.300% COPPER, 0.300% NICKEL, 80 PPM NITROGEN, 80 PPM OXYGEN, 30 PPM CALCIUM, 15 TO 50 PPM BORO, 0.10 TO 0.25% CARBON, 0.050% SULFUR AND 250 PPM ALUMINUM.

ES98401272T 1997-06-04 1998-05-28 STEEL FOR MOLDS OF LARGE DIMENSIONS AND MANUFACTURING PROCEDURE. Expired - Lifetime ES2170462T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9707138A FR2764308B1 (en) 1997-06-04 1997-06-04 PROCESS FOR THE MANUFACTURE OF A STEEL FOR LARGE DIMENSION MOLDS

Publications (1)

Publication Number Publication Date
ES2170462T3 true ES2170462T3 (en) 2002-08-01

Family

ID=9507783

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98401272T Expired - Lifetime ES2170462T3 (en) 1997-06-04 1998-05-28 STEEL FOR MOLDS OF LARGE DIMENSIONS AND MANUFACTURING PROCEDURE.

Country Status (13)

Country Link
EP (1) EP0882808B1 (en)
CN (1) CN1079839C (en)
AR (1) AR015385A1 (en)
AT (1) ATE212385T1 (en)
AU (1) AU748866B2 (en)
BR (1) BR9814777A (en)
DE (1) DE69803514T2 (en)
ES (1) ES2170462T3 (en)
FR (1) FR2764308B1 (en)
HK (1) HK1019901A1 (en)
MY (1) MY120154A (en)
PT (1) PT882808E (en)
SG (1) SG63849A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3514182B2 (en) 1999-08-31 2004-03-31 住友金属工業株式会社 Low Cr ferritic heat resistant steel excellent in high temperature strength and toughness and method for producing the same
ATE244319T1 (en) * 2001-04-17 2003-07-15 Buderus Edelstahlwerke Ag USING A TOOL STEEL FOR PLASTIC MOLDS
FR2838137A1 (en) * 2002-04-03 2003-10-10 Usinor STEEL FOR THE MANUFACTURE OF MOLDS FOR INJECTION MOLDING OF PLASTIC MATERIALS OR FOR THE MANUFACTURE OF TOOLS FOR THE WORKING OF METALS
FR2838138B1 (en) * 2002-04-03 2005-04-22 Usinor STEEL FOR THE MANUFACTURE OF PLASTIC INJECTION MOLDS OR FOR THE MANUFACTURE OF WORKPIECES FOR METAL WORKING
EP2123787A1 (en) * 2008-05-06 2009-11-25 Industeel Creusot High-grade steel for massive parts.
JP5412851B2 (en) * 2009-01-29 2014-02-12 大同特殊鋼株式会社 Steel for plastic molds and plastic molds
CN102787206B (en) * 2012-08-06 2014-12-10 攀钢集团江油长城特殊钢有限公司 Smelting method for controlling nitrogen content in steel ingot of medium carbon chromous mold steel and steel ingot
CN103774047B (en) * 2012-10-20 2017-03-01 大同特殊钢株式会社 There is the mould steel of excellent thermal conductance, mirror polishability and toughness
CN105839011A (en) * 2016-04-08 2016-08-10 太仓市沪太热处理厂 Large-size cold work die steel and heat treatment technique thereof
TWI756226B (en) 2016-06-30 2022-03-01 瑞典商伍德赫爾恩股份有限公司 A steel for a tool holder
CN106987769B (en) * 2017-03-29 2018-08-03 苏州浩焱精密模具有限公司 A kind of high rigidity fine etching cutting die
JP7167483B2 (en) * 2018-05-15 2022-11-09 大同特殊鋼株式会社 Steel for die casting molds and die casting molds
CN108893682B (en) * 2018-08-01 2020-10-09 攀钢集团攀枝花钢铁研究院有限公司 Die steel billet and preparation method thereof
CN112501447A (en) * 2020-11-16 2021-03-16 山西太钢不锈钢股份有限公司 Smelting method of 18CrNiMo7-6 steel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1903070A1 (en) * 1968-01-22 1972-06-15 Nippon Kopan K K High-strength, low-alloy steel with sufficient weldability
JP2881869B2 (en) * 1989-12-06 1999-04-12 大同特殊鋼株式会社 Steel for plastic molds with excellent weldability
US5213634A (en) * 1991-04-08 1993-05-25 Deardo Anthony J Multiphase microalloyed steel and method thereof
JP3139876B2 (en) * 1993-04-05 2001-03-05 新日本製鐵株式会社 Method of manufacturing non-heat treated steel for hot forging and non-heat treated hot forged product, and non-heat treated hot forged product

Also Published As

Publication number Publication date
EP0882808A1 (en) 1998-12-09
FR2764308A1 (en) 1998-12-11
BR9814777A (en) 2000-10-24
DE69803514D1 (en) 2002-03-14
AU6981098A (en) 1998-12-10
CN1215762A (en) 1999-05-05
PT882808E (en) 2002-07-31
AU748866B2 (en) 2002-06-13
EP0882808B1 (en) 2002-01-23
AR015385A1 (en) 2001-05-02
HK1019901A1 (en) 2000-03-03
CN1079839C (en) 2002-02-27
FR2764308B1 (en) 1999-07-23
DE69803514T2 (en) 2002-08-29
MY120154A (en) 2005-09-30
SG63849A1 (en) 1999-03-30
ATE212385T1 (en) 2002-02-15

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