FI112609B - Bearbetning av en minnesmetall - Google Patents

Bearbetning av en minnesmetall Download PDF

Info

Publication number
FI112609B
FI112609B FI972393A FI972393A FI112609B FI 112609 B FI112609 B FI 112609B FI 972393 A FI972393 A FI 972393A FI 972393 A FI972393 A FI 972393A FI 112609 B FI112609 B FI 112609B
Authority
FI
Finland
Prior art keywords
memory metal
blank
weight
extrusion
niti
Prior art date
Application number
FI972393A
Other languages
English (en)
Finnish (fi)
Other versions
FI972393A (sv
FI972393A0 (sv
Inventor
Johan Frodigh
Tomas Thorvaldsson
Ola Forssell
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Publication of FI972393A publication Critical patent/FI972393A/sv
Publication of FI972393A0 publication Critical patent/FI972393A0/sv
Application granted granted Critical
Publication of FI112609B publication Critical patent/FI112609B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/22—Making metal-coated products; Making products from two or more metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/085—Making tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
    • B21C33/002—Encapsulated billet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
    • B21C33/004—Composite billet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Metal Extraction Processes (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Forging (AREA)
  • Magnetic Heads (AREA)
  • Materials For Medical Uses (AREA)
  • Weting (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Powder Metallurgy (AREA)

Claims (8)

1. Förfarande för produktion av ett element av minnesmetall, a) där man utgarfran ett ämne av minnesmetall, 5 b) ämnet kapslas in medelst en kapsling, och företrädesvis med tva gavlar varvid ämnet utestängs fran den omgivande atmosfären, c) det inkapslade ämnet uppvärms och extruderas, kännetecknat avatt d) före steg b) ett centrumhal borras i nämnda ämne, 10 e) efter steg d) och före steg b) en kärna trädes genom centrumha- let, f) efter extrusion avlägsnas ändarna av det extruderade ämnet g) även kärnan och den omslutande kapslingen avlägsnas, och h) ett rör erhälls som enbart bestär av minnesmetall. 15
2. Förfarande enligt patenkrav 1, kä n n eteckn at av att ut- gangsämnet är cylindriskt.
3. Förfarande enligt patentkrav 1 eller 2, kännetecknat av att minnesmetallen är NiTi-baserad.
4. Förfarande enligt patentkrav 2, kännetecknat av att min-20 nesmetallen omfattar 35 - 60 vikt-% nickel, 35 - 60 vikt-% titan och 1 - 30 vikt- % niob.
5. Ett element av NiTi-baserat minnesmetall tillverkad genom pro- : cessen enligt patenkrav 1, k ä n n e t e c k n a t av att det enbart bestar av *,: minnesmetall och är rörformat. • : 25
6. Element enligt patentkrav 5, k ä n n e t e c k n a t av att det inne- häller 35 - 60 vikt-% nickel, 35 - 60 vikt-% titan och 1 - 30 vikt-% niob.
:7. Element enligt patentkrav 6, kännetecknat av att den ge-nomsnittliga länden av niob-partiklarna är < 15μιτι. Vi
8. Element enligt patentkrav 6 eller 7, kännetecknat av att ' .; 30 dess längd överstiger 1/4 m.
FI972393A 1994-12-07 1997-06-05 Bearbetning av en minnesmetall FI112609B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9404243 1994-12-07
SE9404243A SE505247C2 (sv) 1994-12-07 1994-12-07 Förfarande för tillverkning av rör av minnesmetall
SE9501463 1995-12-05
PCT/SE1995/001463 WO1996017698A1 (en) 1994-12-07 1995-12-05 Machining of a memory metal

Publications (3)

Publication Number Publication Date
FI972393A FI972393A (sv) 1997-06-05
FI972393A0 FI972393A0 (sv) 1997-06-05
FI112609B true FI112609B (sv) 2003-12-31

Family

ID=20396247

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972393A FI112609B (sv) 1994-12-07 1997-06-05 Bearbetning av en minnesmetall

Country Status (9)

Country Link
EP (1) EP0805724B1 (sv)
JP (1) JPH10505007A (sv)
AT (1) ATE213671T1 (sv)
CA (1) CA2206310A1 (sv)
DE (1) DE69525658T2 (sv)
ES (1) ES2173211T3 (sv)
FI (1) FI112609B (sv)
SE (1) SE505247C2 (sv)
WO (1) WO1996017698A1 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6453536B1 (en) 1997-10-31 2002-09-24 G. Rau Gmbh & Co. Method for producing hollow nickel titanium profiles
JP3557092B2 (ja) * 1998-04-16 2004-08-25 古河電気工業株式会社 ＮｉＴｉ合金パイプの製造方法
CN100337764C (zh) * 2005-04-27 2007-09-19 中国科学院金属研究所 一种NiTi合金管坯高速率热挤压方法
JP5123740B2 (ja) * 2008-05-26 2013-01-23 新日鐵住金株式会社 無遊間接続用のレール継目板の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1014063B (de) * 1952-10-01 1957-08-22 Comptoir Ind Etirage Warmpressverfahren zur Herstellung mehrschichtiger Metallstaebe oder -rohre
SE441336B (sv) * 1978-10-26 1985-09-30 Nyby Uddeholm Ab Kapsel for cylindriska pressemnen for extrudering

Also Published As

Publication number Publication date
EP0805724B1 (en) 2002-02-27
SE505247C2 (sv) 1997-07-21
EP0805724A2 (en) 1997-11-12
DE69525658D1 (de) 2002-04-04
WO1996017698A1 (en) 1996-06-13
SE9404243D0 (sv) 1994-12-07
ES2173211T3 (es) 2002-10-16
CA2206310A1 (en) 1996-06-13
FI972393A (sv) 1997-06-05
JPH10505007A (ja) 1998-05-19
FI972393A0 (sv) 1997-06-05
ATE213671T1 (de) 2002-03-15
SE9404243L (sv) 1996-06-08
DE69525658T2 (de) 2002-11-28

Similar Documents

Publication Publication Date Title
CA2132840C (en) High extrudability, high corrosion resistant aluminum-manganese-titanium type aluminum alloy and process for producing same
CA2460064C (en) Manufacture of metal tubes
FI112609B (sv) Bearbetning av en minnesmetall
CN106133163B (zh) 适合车削且阳极氧化后具有低粗糙度的6xxx合金挤出产品
US5006289A (en) Method for producing an elongated sintered article
CA2400767C (en) Process for the production of industrial tubes or section bars from metal and related apparatus
US5252288A (en) Method for producing an elongated sintered article
JP4466368B2 (ja) 延伸ポリテトラフルオロエチレン成形体とその製造方法
US6453536B1 (en) Method for producing hollow nickel titanium profiles
CN101633011A (zh) 一种锡青铜管的制备方法
JP4048251B2 (ja) 多孔質金属体の製造方法、多孔質金属体および多孔質金属体構造物
JPH1046280A (ja) ＡｌＭｇＳｉ型合金から成る部品
JP3557092B2 (ja) ＮｉＴｉ合金パイプの製造方法
KR20130024603A (ko) 이중구조의 봉재를 제조하는 방법 및 이로써 제조된 용접용 팁
CA2359294C (en) Process for manufacturing a cylindrical hollow body and hollow body made thereby
CN113857786A (zh) 一种tc4钛合金管材及其制备方法
KR20170132808A (ko) 내식성 및 가공성이 뛰어난 알루미늄 합금관 및 그 제조 방법
JP2612072B2 (ja) 塑性加工用の筒状鉄系焼結スラグ、およびその製造方法
WO2007059690A1 (fr) Procede de fabrication d&#39;une tete d&#39;outil manuel, et laminoir associe
CN117310234B (zh) 一种半导体芯片测试用钯合金探针套筒及其制造方法
JP2005154786A (ja) 高力アルミニウム合金製品の製造方法
CN210754412U (zh) 一种高温合金管棒挤压的组合式挤压模具
RU2104856C1 (ru) Способ изготовления абразивного инструмента
KR20240025247A (ko) 마그네슘 합금 박형 튜브 제조방법
JP2508504B2 (ja) 銅系記憶合金製厚肉円筒中空体の製造方法

Legal Events

Date Code Title Description
MA Patent expired