IT1195956B - Trattamento termico di indurimento superficiale - Google Patents

Trattamento termico di indurimento superficiale

Info

Publication number: IT1195956B
Authority: IT; Italy
Prior art keywords: heat treatment; surface hardening; hardening heat; treatment; heat
Prior art date: 1981-10-01

Application number

IT23579/82A

Other languages

English (en)

Other versions

IT8223579A0 (it

Inventor

Nakamura Kozo

Original Assignee

Komatsu Mfg Co Ltd

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.)

1981-10-01

Filing date

1982-10-01

Publication date

1988-11-03

1981-10-01 Priority claimed from JP15477281A external-priority patent/JPS5858274A/ja

1981-10-01 Priority claimed from JP15477381A external-priority patent/JPS5858258A/ja

1982-10-01 Application filed by Komatsu Mfg Co Ltd filed Critical Komatsu Mfg Co Ltd

1982-10-01 Publication of IT8223579A0 publication Critical patent/IT8223579A0/it

1988-11-03 Application granted granted Critical

1988-11-03 Publication of IT1195956B publication Critical patent/IT1195956B/it

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/80—After-treatment

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Heat Treatment Of Articles (AREA)

IT23579/82A 1981-10-01 1982-10-01 Trattamento termico di indurimento superficiale IT1195956B (it)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP15477281A JPS5858274A (ja)	1981-10-01	1981-10-01	鋼の表面硬化熱処理法
JP15477381A JPS5858258A (ja)	1981-10-01	1981-10-01	表面硬化熱処理用中炭素合金鋼

Publications (2)

Publication Number	Publication Date
IT8223579A0 IT8223579A0 (it)	1982-10-01
IT1195956B true IT1195956B (it)	1988-11-03

Family

ID=26482969

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT23579/82A IT1195956B (it)	1981-10-01	1982-10-01	Trattamento termico di indurimento superficiale

Country Status (6)

Country	Link
US (1)	US4470854A (it)
BE (1)	BE894546A (it)
DE (1)	DE3235807A1 (it)
FR (1)	FR2514035B1 (it)
GB (1)	GB2109014B (it)
IT (1)	IT1195956B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4819471A (en) *	1986-10-31	1989-04-11	Westinghouse Electric Corp.	Pilger die for tubing production
US4840686A (en) *	1988-04-06	1989-06-20	Armco Inc.	Bainitic core grinding rod
KR930010411B1 (ko) *	1988-07-11	1993-10-23	니혼 세이코오 가부시끼가이샤	로울링 베어링(Rolling Bearing)
DE4205647C2 (de) *	1992-02-25	1996-08-01	Schaeffler Waelzlager Kg	Verfahren zur thermochemisch-thermischen Behandlung von Einsatzstählen
JP3326874B2 (ja) *	1993-05-31	2002-09-24	日本精工株式会社	転がり軸受
GB2280865A (en) *	1993-08-13	1995-02-15	Mono Pumps Ltd	Flexible drive shaft
JPH08303470A (ja) *	1995-05-12	1996-11-19	Ntn Corp	転がり軸受
US6632301B2 (en)	2000-12-01	2003-10-14	Benton Graphics, Inc.	Method and apparatus for bainite blades
US20030070736A1 (en) *	2001-10-12	2003-04-17	Borg Warner Inc.	High-hardness, highly ductile ferrous articles
US7507303B2 (en) *	2004-09-08	2009-03-24	Arvinmeritor Technology, Llc	Carbonitrided low manganese carbon steel alloy driveline component
US8388767B2 (en) *	2004-09-08	2013-03-05	Arvinmeritor Technology, Llc	Carbonitriding low manganese medium carbon steel
US7481896B2 (en) *	2006-05-03	2009-01-27	Gm Global Technology Operations, Inc.	Torque transferring low carbon steel shafts with refined grain size
DE102007044950B3 (de) *	2007-09-20	2009-01-29	Ab Skf	Für eine Wälzbeanspruchung ausgebildetes Werkstück aus durchhärtendem Stahl und Verfahren zur Wärmebehandlung
CN102796852B (zh) *	2012-07-16	2014-07-02	鑫光热处理工业(昆山)有限公司	一种渗碳强化的等温淬火工件及加工方法
CN103993154A (zh) *	2014-06-09	2014-08-20	江西航宇热处理有限公司	合金钢齿轮的热处理方法
US20170283899A1 (en) *	2016-03-29	2017-10-05	GM Global Technology Operations LLC	Carburizing austempering process
US20200270716A1 (en) *	2017-10-19	2020-08-27	Gary M Cola, Jr.	High strength steels, processes for making same, and materials resulting therefrom

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2365956A (en) *	1940-04-20	1944-12-26	John M Hodge	Thermally hardening steel
GB711848A (en) *	1950-05-02	1954-07-14	Renault	Improved method for surface hardening by carbo-nitriding at low temperatures
FR1017006A (fr) *	1950-05-02	1952-11-28	Renault	Procédé de durcissement superficiel par carbonitruration à basse température
GB1166042A (en) *	1965-12-22	1969-10-01	Nat Res Dev	Improvements in Heat Treated Alloy Steels
FR2142158A5 (it) *	1971-06-15	1973-01-26	Ferodo Sa
US4049472A (en) *	1975-12-22	1977-09-20	Air Products And Chemicals, Inc.	Atmosphere compositions and methods of using same for surface treating ferrous metals
US4049473A (en) *	1976-03-11	1977-09-20	Airco, Inc.	Methods for carburizing steel parts
SU771173A1 (ru) *	1977-05-16	1980-10-15	Предприятие П/Я В-8312	Способ обработки штамповых сталей
US4145232A (en) *	1977-06-03	1979-03-20	Union Carbide Corporation	Process for carburizing steel
US4173501A (en) *	1978-06-01	1979-11-06	Clark Equipment Company	Steel torsional element and method for making
US4225365A (en) *	1978-11-15	1980-09-30	Caterpillar Tractor Co.	Lower bainite alloy steel article and method of making same
JPS5684416A (en) *	1979-12-11	1981-07-09	Nachi Fujikoshi Corp	Steel quenching method
JPS56119760A (en) *	1980-02-26	1981-09-19	Daido Steel Co Ltd	Carbonitriding steel
ZA812776B (en) *	1980-05-02	1982-07-28	African Oxygen Ltd	Heat treatment of metals
JPS57164917A (en) *	1981-04-01	1982-10-09	Toyota Motor Corp	Soft nitriding and austempering method

1982
- 1982-09-28 DE DE19823235807 patent/DE3235807A1/de not_active Ceased
- 1982-09-28 US US06/425,987 patent/US4470854A/en not_active Expired - Lifetime
- 1982-09-30 BE BE0/209129A patent/BE894546A/fr not_active IP Right Cessation
- 1982-09-30 GB GB08227866A patent/GB2109014B/en not_active Expired
- 1982-10-01 FR FR8216546A patent/FR2514035B1/fr not_active Expired
- 1982-10-01 IT IT23579/82A patent/IT1195956B/it active

Also Published As

Publication number	Publication date
DE3235807A1 (de)	1983-04-21
US4470854A (en)	1984-09-11
FR2514035A1 (fr)	1983-04-08
FR2514035B1 (fr)	1987-06-19
GB2109014A (en)	1983-05-25
IT8223579A0 (it)	1982-10-01
GB2109014B (en)	1985-09-04
BE894546A (fr)	1983-01-17

Publication	Publication Date	Title
DK576583A (da)	1984-06-25	Varmeapparat
IT8267019A0 (it)	1982-01-11	Pannelli riscaldabili
FI832233L (fi)	1983-06-17	Nappflaska med luftintagsventil
IT1195956B (it)	1988-11-03	Trattamento termico di indurimento superficiale
DK601884D0 (da)	1984-12-14	Overfladebehandlingsmiddel
ATA448583A (de)	1996-05-15	Heizstrahler
IT1200922B (it)	1989-01-27	Trattamento di residui di carbonilazione
KR860004459A (ko)	1986-06-23	열처리 방법
DK601784A (da)	1985-06-23	Overfladebehandlingsmiddel
IT1155504B (it)	1987-01-28	Posto di trattamento dentistico
NO152384C (no)	1985-09-18	Varmepumpe
FI824085L (fi)	1982-11-26	Effektkaella foer televisionsmottage
DK485981A (da)	1982-05-06	Overfladebehnadlingsmiddel
IT1219974B (it)	1990-05-24	Procedimento di tempra a rifusione
NO149789C (no)	1984-06-20	Varmepumpe
IT1139604B (it)	1986-09-24	Trattamento termico
DK132882A (da)	1982-03-24	Varmepumpe
IT1194566B (it)	1988-09-22	Conduttura di riscaldamento vincolata
AT382451B (de)	1987-02-25	Waermepumpe
DK545382A (da)	1983-06-10	Opvarmningsindretning
IT8522125A0 (it)	1985-09-12	Procedimento per il trattamento termico di tubazioni metalliche.
IT1149480B (it)	1986-12-03	Cilindro di trattamento
AT380100B (de)	1986-04-10	Waermepumpe
IT1153995B (it)	1987-01-21	Procedimento di trattamento di aminanto
RO81791A2 (ro)	1983-06-01	Comprimate pentru tratamentul uremiilor feriprive