IT8019052A0 - Metodo ed apparecchio per produrre viti di acciaio inossidabile autofilettanti. - Google Patents

Metodo ed apparecchio per produrre viti di acciaio inossidabile autofilettanti.

Info

Publication number
IT8019052A0
IT8019052A0 IT8019052A IT1905280A IT8019052A0 IT 8019052 A0 IT8019052 A0 IT 8019052A0 IT 8019052 A IT8019052 A IT 8019052A IT 1905280 A IT1905280 A IT 1905280A IT 8019052 A0 IT8019052 A0 IT 8019052A0
Authority
IT
Italy
Prior art keywords
stainless steel
steel screws
producing self
tapping stainless
tapping
Prior art date
Application number
IT8019052A
Other languages
English (en)
Other versions
IT1130187B (it
Inventor
Bjorklund Lowell Lars
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of IT8019052A0 publication Critical patent/IT8019052A0/it
Application granted granted Critical
Publication of IT1130187B publication Critical patent/IT1130187B/it

Links

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
IT19052/80A 1979-01-08 1980-01-07 Metodo ed apparecchio per rpodurre viti di acciaio inossidabile autofilettanti IT1130187B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/001,975 US4295351A (en) 1979-01-08 1979-01-08 Self-tapping stainless steel screw and method for producing same

Publications (2)

Publication Number Publication Date
IT8019052A0 true IT8019052A0 (it) 1980-01-07
IT1130187B IT1130187B (it) 1986-06-11

Family

ID=21698668

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19052/80A IT1130187B (it) 1979-01-08 1980-01-07 Metodo ed apparecchio per rpodurre viti di acciaio inossidabile autofilettanti

Country Status (13)

Country Link
US (1) US4295351A (it)
JP (1) JPS5594743A (it)
AR (1) AR221746A1 (it)
AT (1) AT368729B (it)
BE (1) BE881033A (it)
BR (1) BR8000056A (it)
CA (1) CA1125149A (it)
DE (1) DE3000165A1 (it)
ES (1) ES487534A0 (it)
GB (1) GB2040762B (it)
IT (1) IT1130187B (it)
NL (1) NL8000110A (it)
SE (1) SE8000136L (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0533804A (ja) * 1991-07-26 1993-02-09 Yasutsugu Uejima オーステナイト系ステンレス鋼製ドリルネジの製造方法
US5334204A (en) * 1992-08-03 1994-08-02 Ace Medical Company Fixation screw
DE4445815C2 (de) * 1994-12-21 1999-10-07 Sfs Ind Holding Ag Loch- und gewindeformende Schraube sowie Verfahren zum Eindrehen derselben
DE19540848A1 (de) * 1995-10-30 1997-05-28 Hettich Ludwig & Co Schraube und Verfahren zu ihrer Herstellung
DE29706372U1 (de) * 1997-04-10 1997-10-30 Biller, Rudi, 42119 Wuppertal Harte Edelstahlbohrschraube
CA2292166A1 (en) 1999-01-13 2000-07-13 Kent B. Godsted Chemically coated fasteners having improved penetration and withdrawal resistance
US6086305A (en) * 1999-01-13 2000-07-11 Illinois Tool Works Inc. Nails having selected heat treatment and hardening
US6109851A (en) 1999-01-13 2000-08-29 Illinois Tool Works Inc. Screws having selected heat treatment and hardening
US6338600B2 (en) 1999-11-15 2002-01-15 Ejot Verbindungstechnik Gmbh & Co. Kg Self-tapping, corrosion-resistant screw with hardened tip
CN100513035C (zh) * 2006-10-17 2009-07-15 宽仕工业股份有限公司 具冷却功用的螺丝搓牙板组
DE102012216117A1 (de) * 2012-09-12 2014-03-13 Hilti Aktiengesellschaft Verfahren zum Herstellen einer selbstschneidenden Schraube
CN103286247A (zh) * 2013-05-28 2013-09-11 晋亿实业股份有限公司 自动加热滚牙装置
CN106881437B (zh) * 2015-12-16 2019-04-09 超捷紧固系统(上海)股份有限公司 紧固件的螺纹成型装置及成型方法
CN112792519A (zh) * 2021-04-08 2021-05-14 北京铁科首钢轨道技术股份有限公司 一种锚固螺栓或t型螺栓冷成型自动生产系统及生产方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA477875A (en) * 1951-10-16 The International Nickel Company Of Canada Ltd. Mechanical working of austenitic stainless steels
CA477874A (en) * 1951-10-16 Nicholas Krivobok Vsevolod Mechanical fabrication of austenitic stainless steel shapes
US3357868A (en) * 1964-11-17 1967-12-12 Armco Steel Corp Stainless steel and method
US3376780A (en) * 1966-09-19 1968-04-09 Armco Steel Corp Stainless steel, products and method
US3517402A (en) * 1967-12-20 1970-06-30 Standard Pressed Steel Co Method of making bolts
SU462646A1 (ru) * 1972-07-21 1975-03-05 Экспериментальный научно-исследовательский институт кузнечно-прессового машиностроения Плоскопрокатные вальцы
US3924508A (en) * 1974-09-27 1975-12-09 Textron Inc Composite drill screw
DE2617289C3 (de) * 1975-04-21 1981-03-19 Hitachi, Ltd., Tokyo Verfahren zum plastischen Verformen von kubisch flächenzentrierten Metallen
FR2311214A1 (fr) * 1975-05-14 1976-12-10 Centre Rech Metallurgique Boulon en acier a haute limite elastique
US4042423A (en) * 1975-12-03 1977-08-16 Union Carbide Corporation Method for providing strong wire and strip
US4042421A (en) * 1975-12-03 1977-08-16 Union Carbide Corporation Method for providing strong tough metal alloys

Also Published As

Publication number Publication date
CA1125149A (en) 1982-06-08
US4295351A (en) 1981-10-20
AR221746A1 (es) 1981-03-13
BR8000056A (pt) 1980-09-23
GB2040762A (en) 1980-09-03
BE881033A (nl) 1980-07-08
NL8000110A (nl) 1980-07-10
AT368729B (de) 1982-11-10
GB2040762B (en) 1982-11-24
JPS5594743A (en) 1980-07-18
ATA6280A (de) 1982-03-15
IT1130187B (it) 1986-06-11
DE3000165A1 (de) 1980-07-17
SE8000136L (sv) 1980-07-09
ES8104023A1 (es) 1981-04-16
ES487534A0 (es) 1981-04-16

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