ES473645A1 - Metodo para realizar un tornillo auto-perforante. - Google Patents
Metodo para realizar un tornillo auto-perforante.Info
- Publication number
- ES473645A1 ES473645A1 ES473645A ES473645A ES473645A1 ES 473645 A1 ES473645 A1 ES 473645A1 ES 473645 A ES473645 A ES 473645A ES 473645 A ES473645 A ES 473645A ES 473645 A1 ES473645 A1 ES 473645A1
- Authority
- ES
- Spain
- Prior art keywords
- screw
- making
- methods
- corrosion resistant
- hardened
- 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
Links
- 238000005260 corrosion Methods 0.000 title 1
- 230000007797 corrosion Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 abstract 2
- 239000010935 stainless steel Substances 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
-
- 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
- C23C8/04—Treatment of selected surface areas, e.g. using masks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/008—Corrosion preventing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/06—Surface treatment of parts furnished with screw-thread, e.g. for preventing seizure or fretting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
- F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
- F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Heat Treatment Of Articles (AREA)
- Electroplating Methods And Accessories (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Dowels (AREA)
Abstract
Método para realizar un tornillo auto-perforante, de corte de rosca hecho de acero resistente a la corrosión y que tiene unas porciones externas de perforación cementadas, que incluye las operaciones que consisten en realizar sobre la parte del tornillo formado que no ha de ser cementada una capa metálica sustancialmente impermeable a los gases y en someter el tornillo a un gas capaz de reaccionar con la aleación ferrosa para producir la cementación del acero en esta parte del tornillo que ha de ser cementada.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPD183477 | 1977-09-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES473645A1 true ES473645A1 (es) | 1979-04-16 |
Family
ID=3767187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES473645A Expired ES473645A1 (es) | 1977-09-27 | 1978-09-25 | Metodo para realizar un tornillo auto-perforante. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5467529A (es) |
AU (1) | AU3773478A (es) |
DE (1) | DE2831439A1 (es) |
ES (1) | ES473645A1 (es) |
FR (1) | FR2404142A1 (es) |
GB (1) | GB2006833A (es) |
IT (1) | IT1100813B (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2792997C1 (ru) * | 2022-12-07 | 2023-03-28 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | Способ вакуумной цементации стальных деталей с резьбовыми отверстиями с обеспечением защиты внутренней резьбы |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2633076B2 (ja) * | 1990-10-04 | 1997-07-23 | 大同ほくさん株式会社 | 硬質オーステナイト系ステンレスねじおよびその製法 |
US5419948A (en) * | 1990-02-12 | 1995-05-30 | Daidousanso Co., Ltd. | Hard austenitic stainless steel screw and a method for manufacturing the same |
JP3023222B2 (ja) * | 1991-08-31 | 2000-03-21 | 大同ほくさん株式会社 | 硬質オーステナイト系ステンレスねじおよびその製法 |
US5460875A (en) * | 1990-10-04 | 1995-10-24 | Daidousanso Co., Ltd. | Hard austenitic stainless steel screw and a method for manufacturing the same |
DE69115274T2 (de) * | 1991-09-20 | 1996-05-30 | Daido Hoxan Inc | Eine harte, austenitische rostfreie Stahlschraube und Verfahren zu ihrer Herstellung. |
US5205466A (en) * | 1992-07-15 | 1993-04-27 | Chieh-Chang Tzeng | Manufacturing method of austenitic stainless steel self-tapping and self-drilling screw |
US6117249A (en) * | 1998-02-13 | 2000-09-12 | Kerk Motion Products, Inc. | Treating metallic machine parts |
JP5584080B2 (ja) * | 2010-10-05 | 2014-09-03 | 平田ネジ株式会社 | 硬化層形成方法および硬化層形成装置 |
DE102010055210A1 (de) | 2010-12-20 | 2012-06-21 | Ejot Gmbh & Co. Kg | Schraube aus niedrig legiertem Kohlenstoffstahl und Verfahren zur Herstellung einer derartigen Schraube |
TWI488974B (zh) * | 2011-10-26 | 2015-06-21 | Jau Yeou Industry Co Ltd | 複合螺絲的製造方法 |
DE102017101931B4 (de) | 2017-02-01 | 2022-05-05 | Kamax Holding Gmbh & Co. Kg | Hochfeste Schraube mit einem enthärteten Gewindeende |
-
1977
- 1977-09-27 AU AU37734/78A patent/AU3773478A/en active Pending
-
1978
- 1978-07-18 DE DE19782831439 patent/DE2831439A1/de not_active Withdrawn
- 1978-08-04 FR FR7823131A patent/FR2404142A1/fr not_active Withdrawn
- 1978-09-22 IT IT27970/78A patent/IT1100813B/it active
- 1978-09-22 JP JP11603378A patent/JPS5467529A/ja active Pending
- 1978-09-25 ES ES473645A patent/ES473645A1/es not_active Expired
- 1978-09-26 GB GB7838129A patent/GB2006833A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2792997C1 (ru) * | 2022-12-07 | 2023-03-28 | Общество с ограниченной ответственностью Управляющая компания "Алтайский завод прецизионных изделий" | Способ вакуумной цементации стальных деталей с резьбовыми отверстиями с обеспечением защиты внутренней резьбы |
Also Published As
Publication number | Publication date |
---|---|
DE2831439A1 (de) | 1979-04-05 |
IT7827970A0 (it) | 1978-09-22 |
AU3773478A (en) | 1980-01-10 |
GB2006833A (en) | 1979-05-10 |
IT1100813B (it) | 1985-09-28 |
JPS5467529A (en) | 1979-05-31 |
FR2404142A1 (fr) | 1979-04-20 |
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