AU3773478A - Corrosion resistant self-drilling, thread-cutting screws - Google Patents
Corrosion resistant self-drilling, thread-cutting screwsInfo
- Publication number
- AU3773478A AU3773478A AU37734/78A AU3773478A AU3773478A AU 3773478 A AU3773478 A AU 3773478A AU 37734/78 A AU37734/78 A AU 37734/78A AU 3773478 A AU3773478 A AU 3773478A AU 3773478 A AU3773478 A AU 3773478A
- Authority
- AU
- Australia
- Prior art keywords
- drilling
- thread
- corrosion resistant
- resistant self
- cutting screws
- 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.)
- Pending
Links
- 230000007797 corrosion Effects 0.000 title 1
- 238000005260 corrosion Methods 0.000 title 1
- 238000005553 drilling Methods 0.000 title 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPD183477 | 1977-09-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU3773478A true AU3773478A (en) | 1980-01-10 |
Family
ID=3767187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU37734/78A Pending AU3773478A (en) | 1977-09-27 | 1977-09-27 | Corrosion resistant self-drilling, thread-cutting screws |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5467529A (en) |
AU (1) | AU3773478A (en) |
DE (1) | DE2831439A1 (en) |
ES (1) | ES473645A1 (en) |
FR (1) | FR2404142A1 (en) |
GB (1) | GB2006833A (en) |
IT (1) | IT1100813B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2633076B2 (en) * | 1990-10-04 | 1997-07-23 | 大同ほくさん株式会社 | Hard austenitic stainless steel screw and its manufacturing method |
US5419948A (en) * | 1990-02-12 | 1995-05-30 | Daidousanso Co., Ltd. | Hard austenitic stainless steel screw and a method for manufacturing the same |
US5460875A (en) * | 1990-10-04 | 1995-10-24 | Daidousanso Co., Ltd. | Hard austenitic stainless steel screw and a method for manufacturing the same |
JP3023222B2 (en) * | 1991-08-31 | 2000-03-21 | 大同ほくさん株式会社 | Hard austenitic stainless steel screw and its manufacturing method |
EP0532806B1 (en) * | 1991-09-20 | 1995-12-06 | Daido Hoxan Inc. | A hard austenitic stainless steel screw and a method for manufacturing the same |
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 (en) * | 2010-10-05 | 2014-09-03 | 平田ネジ株式会社 | Hardened layer forming method and hardened layer forming apparatus |
DE102010055210A1 (en) * | 2010-12-20 | 2012-06-21 | Ejot Gmbh & Co. Kg | Low alloy carbon steel screw and method of making such a screw |
TWI488974B (en) * | 2011-10-26 | 2015-06-21 | Jau Yeou Industry Co Ltd | Method of manufacturing a bi-metal screw |
DE102017101931B4 (en) | 2017-02-01 | 2022-05-05 | Kamax Holding Gmbh & Co. Kg | High strength screw with a softened threaded end |
-
1977
- 1977-09-27 AU AU37734/78A patent/AU3773478A/en active Pending
-
1978
- 1978-07-18 DE DE19782831439 patent/DE2831439A1/en not_active Withdrawn
- 1978-08-04 FR FR7823131A patent/FR2404142A1/en not_active Withdrawn
- 1978-09-22 IT IT27970/78A patent/IT1100813B/en active
- 1978-09-22 JP JP11603378A patent/JPS5467529A/en active Pending
- 1978-09-25 ES ES473645A patent/ES473645A1/en not_active Expired
- 1978-09-26 GB GB7838129A patent/GB2006833A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT7827970A0 (en) | 1978-09-22 |
DE2831439A1 (en) | 1979-04-05 |
IT1100813B (en) | 1985-09-28 |
JPS5467529A (en) | 1979-05-31 |
GB2006833A (en) | 1979-05-10 |
ES473645A1 (en) | 1979-04-16 |
FR2404142A1 (en) | 1979-04-20 |
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