IT942917B - Procedimento per il trattamento di pezzi d acciaio al fine di aumentarne la resistenza all usura e all abrasione - Google Patents
Procedimento per il trattamento di pezzi d acciaio al fine di aumentarne la resistenza all usura e all abrasioneInfo
- Publication number
- IT942917B IT942917B IT70819/71A IT7081971A IT942917B IT 942917 B IT942917 B IT 942917B IT 70819/71 A IT70819/71 A IT 70819/71A IT 7081971 A IT7081971 A IT 7081971A IT 942917 B IT942917 B IT 942917B
- Authority
- IT
- Italy
- Prior art keywords
- abrasion
- wear
- procedure
- resistance
- treatment
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
-
- 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
- C23C8/02—Pretreatment of the material to be coated
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F17/00—Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/04—Electrolytic coating other than with metals with inorganic materials
- C25D9/06—Electrolytic coating other than with metals with inorganic materials by anodic processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/166—Selection of particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Metal Rolling (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7041921A FR2115505A5 (en) | 1970-11-23 | 1970-11-23 | Increasing wear and abrasion resistance of steel workpieces - using t mechanical cold hardening operations |
FR7140884A FR2161155A6 (de) | 1970-11-23 | 1971-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT942917B true IT942917B (it) | 1973-04-02 |
Family
ID=26216064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT70819/71A IT942917B (it) | 1970-11-23 | 1971-11-22 | Procedimento per il trattamento di pezzi d acciaio al fine di aumentarne la resistenza all usura e all abrasione |
Country Status (10)
Country | Link |
---|---|
US (1) | US3770595A (de) |
JP (1) | JPS5635731B1 (de) |
BE (1) | BE775652A (de) |
CA (1) | CA958202A (de) |
DE (1) | DE2157823A1 (de) |
FR (1) | FR2161155A6 (de) |
GB (1) | GB1374116A (de) |
IT (1) | IT942917B (de) |
LU (1) | LU64311A1 (de) |
NL (1) | NL7116084A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE440206B (sv) * | 1983-01-03 | 1985-07-22 | Asea Ab | Jernvegshjul |
EP0219591B1 (de) * | 1985-10-22 | 1988-12-28 | VOEST-ALPINE AUTOMOTIVE Gesellschaft m.b.H. | Verfahren zum Herstellen eines Einspritzdüsenkörpers |
SE8900358L (sv) * | 1989-02-02 | 1990-08-03 | Sandvik Ab | Foerfarande foer att aastadkomma haallfasthetsoekning hos ett element foer slaaende borrning |
US5826453A (en) * | 1996-12-05 | 1998-10-27 | Lambda Research, Inc. | Burnishing method and apparatus for providing a layer of compressive residual stress in the surface of a workpiece |
EP1126951B1 (de) * | 1998-10-08 | 2004-04-07 | Surface Technology Holdings, Ltd. | Verfahren und vorrichtung zum prägepolieren zum herstellen einer restdruckspannung über eine werkstückfläche |
JP4126346B2 (ja) * | 1999-10-20 | 2008-07-30 | Dowaサーモテック株式会社 | 耐焼付き性に優れた摺動部材およびその製法 |
US6415486B1 (en) | 2000-03-01 | 2002-07-09 | Surface Technology Holdings, Ltd. | Method and apparatus for providing a residual stress distribution in the surface of a part |
US6622570B1 (en) | 2000-03-01 | 2003-09-23 | Surface Technology Holdings Ltd. | Method for reducing tensile stress zones in the surface of a part |
ATE463322T1 (de) * | 2001-11-02 | 2010-04-15 | Boeing Co | Vorrichtung und verfahren zum herstellen einer schweissverbindung mit muster bildenden restdruckspannungen |
FR2909102B1 (fr) * | 2006-11-24 | 2009-03-06 | Hef Soc Par Actions Simplifiee | Procede de sulfuration de pieces en alliage ferreux en solution aqueuse. |
US9789582B2 (en) | 2012-07-05 | 2017-10-17 | Surface Technology Holdings Ltd. | Method and compression apparatus for introducing residual compression into a component having a regular or an irregular shaped surface |
US20210092856A1 (en) * | 2019-09-23 | 2021-03-25 | Apple Inc. | Surface nanograin for improved durability of metal bands |
CN111774822B (zh) * | 2020-08-13 | 2024-06-11 | 无锡金峰园弹簧制造有限公司 | 一种热卷弹簧芯轴的加工工艺 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US147502A (en) * | 1874-02-17 | Improvement in the methods of treating sheet-iron for rolling | ||
US2078434A (en) * | 1935-04-11 | 1937-04-27 | Sutton Eng Co | Method of finishing rounds |
US2116107A (en) * | 1937-06-08 | 1938-05-03 | Wheeling Steel Corp | Container, container stock, and method of making the same |
GB509378A (en) * | 1937-10-28 | 1939-07-14 | Ernst Hoffmann | Improvements in reinforcing inserts for concrete structures and in processes for producing them |
US2626532A (en) * | 1951-11-21 | 1953-01-27 | Motch Merryweather Machinery | Cutting tool mounting and method of making |
US3073022A (en) * | 1959-04-03 | 1963-01-15 | Gen Motors Corp | Shot-peening treatments |
FR86012E (fr) * | 1963-12-11 | 1965-11-26 | Berliet Automobiles | éléments de frottement résistant particulièrement à l'usure par abrasion |
-
1971
- 1971-11-16 FR FR7140884A patent/FR2161155A6/fr not_active Expired
- 1971-11-22 BE BE775652A patent/BE775652A/xx unknown
- 1971-11-22 IT IT70819/71A patent/IT942917B/it active
- 1971-11-22 GB GB5416371A patent/GB1374116A/en not_active Expired
- 1971-11-22 DE DE19712157823 patent/DE2157823A1/de not_active Withdrawn
- 1971-11-22 CA CA128,294A patent/CA958202A/en not_active Expired
- 1971-11-22 US US00200965A patent/US3770595A/en not_active Expired - Lifetime
- 1971-11-22 LU LU64311D patent/LU64311A1/xx unknown
- 1971-11-23 NL NL7116084A patent/NL7116084A/xx not_active Application Discontinuation
- 1971-11-24 JP JP9375571A patent/JPS5635731B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1374116A (en) | 1974-11-13 |
JPS5635731B1 (de) | 1981-08-19 |
LU64311A1 (de) | 1972-06-13 |
DE2157823A1 (de) | 1972-05-31 |
FR2161155A6 (de) | 1973-07-06 |
BE775652A (fr) | 1972-03-16 |
NL7116084A (de) | 1972-05-25 |
CA958202A (en) | 1974-11-26 |
US3770595A (en) | 1973-11-06 |
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