WO1981003451A1 - Procede de fabrication d'articles-outils avec des poudres d'acier - Google Patents

Procede de fabrication d'articles-outils avec des poudres d'acier Download PDF

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Publication number
WO1981003451A1
WO1981003451A1 PCT/SU1980/000082 SU8000082W WO8103451A1 WO 1981003451 A1 WO1981003451 A1 WO 1981003451A1 SU 8000082 W SU8000082 W SU 8000082W WO 8103451 A1 WO8103451 A1 WO 8103451A1
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WO
WIPO (PCT)
Prior art keywords
temperature
bending
hours
πρi
cut
Prior art date
Application number
PCT/SU1980/000082
Other languages
English (en)
Russian (ru)
Inventor
A Osadchy
A Petrov
L Poznyak
A Markelov
A Klimenko
V Zhuchin
J Skornyakov
M Gutnik
J Boky
Original Assignee
Uk Nii Spezial Stalei Splavov
A Osadchy
A Petrov
L Poznyak
A Markelov
A Klimenko
V Zhuchin
J Skornyakov
M Gutnik
J Boky
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 Uk Nii Spezial Stalei Splavov, A Osadchy, A Petrov, L Poznyak, A Markelov, A Klimenko, V Zhuchin, J Skornyakov, M Gutnik, J Boky filed Critical Uk Nii Spezial Stalei Splavov
Priority to JP55501264A priority Critical patent/JPS57501288A/ja
Priority to PCT/SU1980/000082 priority patent/WO1981003451A1/fr
Priority to DE803050430A priority patent/DE3050430A1/de
Priority to FR8013240A priority patent/FR2484462A1/fr
Publication of WO1981003451A1 publication Critical patent/WO1981003451A1/fr
Priority to SE8200161A priority patent/SE8200161L/xx

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • B22F3/15—Hot isostatic pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding

Definitions

  • the name of the invention is. -STS ⁇ S. ⁇ B YEAR ⁇ ⁇ ' ⁇ ⁇ .. ... YAZ TS..SHI ⁇ S ⁇ ZH ⁇ B ⁇ Y ⁇ S ⁇ L ⁇ Y
  • the appliance is operated by the ' metro ' method, in particular, by means of methods for the manufacture of healings from industrial steels.
  • a zvezteya is a method of manufacturing products from consumer goods -20 fast cutting parts, including downloading the product. in . ⁇ n ⁇ oyye ⁇ I 'ag ⁇ ev ⁇ sh ⁇ a in ⁇ n ⁇ eyyae ⁇ e d ⁇ ⁇ em ⁇ e ⁇ a ⁇ u ⁇ y ⁇ 090 ° C - ⁇ i yae ⁇ e ⁇ yvn ⁇ m va ⁇ uumi ⁇ van ⁇ i, vytse ⁇ zh ⁇ u ⁇ i., e ⁇ y ⁇ o-m ⁇ e ⁇ a ⁇ u ⁇ e • 3-4 hours and ⁇ sleduyuschee g ⁇ yachee ⁇ es- s ⁇ vani • ⁇ ya ⁇ eyyae ⁇ a with ⁇ sh ⁇ m ( ⁇ ⁇ 5 ⁇ es.
  • the object of the invention is the combination of a method for the production of healings from tool steels, the operation of the process of the use of gas, the process of the use of the gas, microcomputer in the structure of the product, due to which
  • the delivered zatsacha resolves that, in order to make it possible to recover from the utilities of steel, including loading into the furnace, heating
  • Tseles ⁇ b ⁇ azn ⁇ ⁇ i is ⁇ lz ⁇ vanii ⁇ zh ⁇ v iyas ⁇ u- meya ⁇ alny ⁇ s ⁇ aley with s ⁇ tse ⁇ zhaniem ugle ⁇ tsa ⁇ 1,0 $ ts ⁇ ⁇ , ⁇ 'yaag ⁇ eva ⁇ ⁇ sh ⁇ ts ⁇ ⁇ em ⁇ e ⁇ a ⁇ u ⁇ y ⁇ 70 ° - ⁇ 200 ° C. - Does the specified motivation benefit from this? * " ⁇ 0 " healing, which doesn’t bother with leaning and unclean: • * • - • • • high bending.
  • P ⁇ ets ⁇ lagae ⁇ sya ⁇ i is ⁇ lz ⁇ vanii ⁇ sch ⁇ v ins ⁇ u- • "20 men ⁇ alyay ⁇ s ⁇ aley with s ⁇ tse ⁇ zhaniem ugle ⁇ tsa ⁇ 1,2 ts ⁇ 1.3 $ nag ⁇ ev ⁇ zha ⁇ susches ⁇ vlya ⁇ ts ⁇ ⁇ em ⁇ e ⁇ a ⁇ u ⁇ y ':.
  • a bend is made from the resulting heal, which is used for the production of test samples with a size of 6x6x50 mm, and a process
  • the indicated 15 samples are bent in a building arrangement.
  • the incident occurred in vice-versa the extension of the end of the bridge was 40 mm, and the installation of the front door connected with the state emergency was established.
  • the part and the part of the tea are partly carbonized, in particular the .20 angle of carbon is equal to 5 mm, and the radius of carbon is equal to 7 mm.
  • the experimental sample closes the bends and bends the best result of the destruction.
  • the speed of the housing is 0.1 mm / sec.
  • U ⁇ azanyaye ⁇ y ⁇ yaye ⁇ b ⁇ aztsy is ⁇ y ⁇ yvayu ⁇ with ⁇ m ⁇ schyu ⁇ e ⁇ a, ⁇ ab ⁇ a uda ⁇ a maya ⁇ yai ⁇ a ⁇ g ⁇ ⁇ avna 30 ⁇ G ⁇ aya ⁇ yai ⁇ uda ⁇ yae ⁇ ⁇ is ⁇ y ⁇ uem ⁇ mu ⁇ y ⁇ ya ⁇ mu ⁇ b ⁇ aztsu d ⁇ eg ⁇ ⁇ az ⁇ usheniya, ⁇ sle cheg ⁇ in mes ⁇ e ⁇ az ⁇ usheyaiya ⁇ b ⁇ aztsy measured ⁇ yayu ⁇ ⁇ l ⁇ schad eg ⁇ ⁇ e ⁇ echn ⁇ g ⁇ secheyaiya and ⁇ iyadi ⁇ a ⁇ u ⁇ etselyayu ⁇ ⁇ ab ⁇ u utsa ⁇ a may
  • the reduced viscosity is calculated by calculating the formula:
  • ⁇ ⁇ - ⁇ kg / cm
  • gze: ⁇ - operation of the canister may be at the moment of destruction of the test, um - failure of the ignition Example I.
  • the method of producing heal from industrial steel mines was carried out by the slitting process.
  • the steel industry composing at ' $: C 1.0; ⁇ ⁇ . ⁇ - no more than 0.4; Cr 3.9; I 6.0 -; - ⁇ , ⁇ 4.8; V ⁇ , 7; 5, ⁇ more than 0.03; ' It has a diameter of 300mm and a height of 700mm. The reason for this was that they were compensated for by vibration and with an ammount of ⁇ mm and, often, 50 Hz for 3 minutes.
  • the metallic 5 switches are fired at a temperature of 850 ° C for 4 hours and are automatically cooled at a temperature of over 20 °.
  • Resisting tools from the finished metal are 10 percent protected by tempering at a temperature of 20220 ° C and a short circuit
  • omega ⁇ - - 8 - at a temperature of ⁇ 70 ° ⁇ , they were cut out at this temperature for 1.5 hours and cooled at a temperature of 20 ° ⁇ . After a temperature of 20 ° C was reached, the furnace was pressurized, then a temperature of ⁇ 30 ° C 5 was built up and an extrusion process at 6300 t was completed.
  • the metal process was fired and burned at 850 ° C for 4 hours. with a cooling cooler at a temperature of 500 ° C in the furnace, with a cooling rate of more than 20 degrees C / hour.
  • Example 3 5 A method for producing healing from steel tools, as agreed on by the invention, was carried out by the slitting process.
  • the console has a diameter of 300mm and a height of 700mm.
  • the shock was compounded by vibration with a shock of 1 mm and a frequency of 50 Hz for 3 minutes.
  • the unit with the vacuum was evacuated with a whole 5th stage of 5.10 " ⁇ mm rct.st. - 9 - for 2 hours. and cooled at a temperature of 20 ° C. After reaching a temperature of 20 ° C, the heaters were heated, then they were heated at a temperature of ⁇ 30 ° C and the process was extruded by 6300 t force. Were received the pieces (cylindrical cables) with a diameter of 100mm.
  • the metallic processors ignited the process at a temperature of 850 ° C for 4 hours. with subsequent cooling to 500 ° C, in addition to a faster cooling temperature of more than 20 degrees ⁇ / hour.
  • the further humor turned to the effect.
  • the burning tool from the obtained metal has been spoiled and terminated in the heat treatment at a temperature of 30230 ° C and a loss of temperature of 5 ° C.
  • Example 5 The method of recovering heal from the shafts of Japan — hot steels according to the invention was carried out by the following method.
  • EXAMPLE 6 The method of manufacturing of healing from scraps of steel and steel, has been agreed upon by the slitting device.
  • the method of production of healing from natural resources of 25 metal steel, according to the invention is provided by the following process.
  • Burning material from the obtained metal is removed by tempering at a temperature of 40240 ° ⁇ and is free from a short circuit. 15 After the process has been carried out, the specimens are mea- sured in such a way that they are free from bending and shortening.
  • the method of yielding products from industrial tools is the Talya steel, agreed to the invention, there is a substantial loss of heat after 25 blowing.
  • the metallic process was fired and burned at a temperature of 850 ° C for 4 hours and was completely cooled for 500 ° C.
  • Residual material from the obtained metal is used to process heat at a temperature of 40240 ° C and is at a constant temperature of 60 ° C. 5 P ⁇ sle ⁇ ivetseyan ⁇ y ⁇ e ⁇ m ⁇ b ⁇ ab ⁇ i ⁇ etselyali ⁇ a ⁇ ie me ⁇ aniches ⁇ ie ⁇ aza ⁇ ezh, ⁇ a ⁇ ⁇ ve ⁇ ts ⁇ s ⁇ ⁇ ⁇ vellu, ⁇ chya ⁇ s ⁇ bending utsa ⁇ yaaya vyaz ⁇ s ⁇ .
  • the main fuse is from the obtained metal and is protected by tempering at a temperature of 5240 ° C and a short circuit at a constant temperature of 5 ° C. After the conversion process, the target is such a measure as it is, a bend, an elastic bend.
  • the incidental psychological experience a combination of $: 6 1.0 8 ⁇ , ⁇ / 7 more than 0.4; Cr>3.9; ⁇ master / 6, 0; ⁇ ' ⁇ 4.8; V 1.7; ⁇ _, 8; 3, ⁇ more than 0.03, ⁇ - - ⁇ réelle ⁇ ,,,,,, downloaded at the end. It has a diameter of 300mm and a height of 700mm. The error was compensated by vibration and amplitude of ⁇ mm and frequency of oscillations of 50 Hz during the course of the Serpent.
  • the result is 5.10 ⁇ 2 mm ⁇ . ⁇ . ⁇ of the whole temperature range of 70270 ° ⁇ , was cut out at this temperature during the course of the first time, the pressure and the cooling circuit are in the range of 50 ° C. After a temperature of ⁇ 50 ° ⁇ - 17 - they were able to recover from the extrusion process with a 6300t gravel. There were other accessories (shlindricheskie rod) with a diameter of 100 mm.
  • Burning material from a non-ferrous metal must be terminated by tempering at a temperature of 40240 ° C and is at a constant temperature of 5 ° C.
  • the method of manufacturing products from simple steel tools, according to the manufacturing process, was carried out by the following method.
  • the metal processors were fired at 850 ° C for 4 hours with a flicker less than 20 hours.
  • the burning tool from the metal obtained has been thinned out by tempering at a temperature of 30230 ° C and is free from loss of heat.
  • the growth of tool steel which is in%: C 1.4; ⁇ , ⁇ ⁇ not more than 0.4; Ct> 4.5 12.5; ⁇ 3.5; V 3.5; C ⁇ 11.0; 8, ⁇ no more than 0.03 ⁇ ⁇ - the rest. loaded in koyateyeyr.
  • the counter has a diameter of 300mm and a height of 700mm.
  • the accident was strengthened by vibration at a distance of ⁇ mm and a frequency of 50 Hz for 3 minutes. Then, at last
  • EXAMPLE 14 (comparatively) The method of manufacturing of heals from the tools of 20 steel steels was carried out by the slitting process.
  • the pressure was reduced by a pressure of 5.10 ⁇ 2 mm r.c. with a total temperature of 30 ⁇ 000 ⁇ ⁇ , they were cut out at this temperature for 1 hour and cooled to a temperature of 20 ° ⁇ .
  • the heaters were heated and then heated up at a temperature of ⁇ 30 ° C and the process was extruded at 6300 t. 5
  • the metal switches are fired and burned at a temperature of 850 ° C for 4 hours when the temperature is adjusted to a temperature of 500 ° C.
  • the further humor turned to the effect.
  • the burning tool from the obtained metal has been processed in such a way that it is tempered at a temperature of °220 ° C. After an important evaluation process, such mechanical indicators were aimed at, as the resistance to bending, the bending is normal.
  • Fine viscosity ⁇ - ⁇ »0.
  • the metal process is fired and burned at a temperature of 850 ° C for 4 hours, with a total cooling off of at least 20 ° C. • Subsequent humidification was carried out as a result. Those who are alive and from the obtained metal process are protected by tempering at a temperature of 5220 ° C and are at a loss of temperature of 5 ° C.
  • the pressure is • pressure ⁇ . ⁇ ' ⁇ mm ⁇ .st. with an integral temperature range of ⁇ 000 ⁇ ⁇ , we cut out this temperature for 2 hours and cool the temperature of 20 ° ⁇ - 22 - After a temperature of 20 ° C has been reached, pressurize the heat supply, then re-heat it at a temperature of 30 ° C and lower the temperature of 63 ° C.
  • the quicker connections are 100 mm long.
  • the method of making healing From the use of tool steel is made by the following process.
  • the quicker leads are 100 mm in diameter.
  • Obtained by the above described method is a small loss of heat from burning at a temperature of 850 ° C for 4 hours, with a total temperature of 20 ° C.
  • the target is such a good indicator as it is, the bend is tight and the bond is tight.
  • the obtained test results are lower.
  • Example ⁇ (comparably)
  • the method of making healings from the products of the ' iasstrumeya-talya Verizon staly ustavlyayuschim with the slitting process is a percentage in%: ⁇ ⁇ , ⁇ , &, ⁇ / 7 over 0.4; Ct 4.4; And 7.0; L / ⁇ 5.3; V 2.1; C ⁇ 5.3; 3, ⁇ more than 0.03; It has a diameter of 300mm and a height of 700mm. Because of this, vibration was eliminated with an amplitude of 1 mm and a frequency of 50 Hz in - 24 - for 3 minutes
  • the quicker leads (cylinder ends) are 100 mm in diameter.
  • the metallic process is fired and burned at a temperature of 850 ° C for 4 hours without being affected at all for 20 ° C. Further humiliation turned on. take it.
  • the curing material is free from the obtained metal and is protected by tempering at a temperature of ⁇ 220 ° C and is free of heat.
  • the metal fuses are fired and burned at a temperature of 850 ° C for 4 hours with a free cooling of at least 500 ° C. Subsequent relaxation was encouraged.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

Procede de fabrication d'articles-outils avec des poudres d'acier consistant a introduire la poudre ans un conteneur, chauffer le conteneur sous vide continu jusqu'a atteindre une temperature comprise entre 1170 et 1270 C, le maintenir a cette temperature pendant une a deux heures, le fermer hermetiquement puis proceder a une extrusion a chaud.
PCT/SU1980/000082 1980-05-30 1980-05-30 Procede de fabrication d'articles-outils avec des poudres d'acier WO1981003451A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP55501264A JPS57501288A (fr) 1980-05-30 1980-05-30
PCT/SU1980/000082 WO1981003451A1 (fr) 1980-05-30 1980-05-30 Procede de fabrication d'articles-outils avec des poudres d'acier
DE803050430A DE3050430A1 (en) 1980-05-30 1980-05-30 Method of making tool articles with steel powders
FR8013240A FR2484462A1 (en) 1980-05-30 1980-06-13 Prodn. of articles from tool steel powders - by placing in a container, heating in a vacuum, holding for specified time, sealing and hot extruding
SE8200161A SE8200161L (sv) 1980-05-30 1982-01-13 Forfarande for framstellning av alster av pulver av verktygsstal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
WOSU80/00082 1980-05-30
PCT/SU1980/000082 WO1981003451A1 (fr) 1980-05-30 1980-05-30 Procede de fabrication d'articles-outils avec des poudres d'acier

Publications (1)

Publication Number Publication Date
WO1981003451A1 true WO1981003451A1 (fr) 1981-12-10

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Application Number Title Priority Date Filing Date
PCT/SU1980/000082 WO1981003451A1 (fr) 1980-05-30 1980-05-30 Procede de fabrication d'articles-outils avec des poudres d'acier

Country Status (5)

Country Link
JP (1) JPS57501288A (fr)
DE (1) DE3050430A1 (fr)
FR (1) FR2484462A1 (fr)
SE (1) SE8200161L (fr)
WO (1) WO1981003451A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2689486B2 (ja) * 1988-06-03 1997-12-10 大同特殊鋼株式会社 低酸素粉末高速度工具鋼の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU417246A1 (fr) * 1972-06-09 1974-02-28
SU418271A1 (ru) * 1972-06-09 1974-03-05 Я. М. Виторский, Е. Г. Кал кина , Н. Г. Минаев Способ изготовления спеченных изделий
US3809541A (en) * 1972-10-24 1974-05-07 G Steven Vanadium-containing tool steel article
GB1495705A (en) * 1973-12-18 1977-12-21 Dain R Making steel articles from powder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE344968C (sv) * 1970-08-28 1976-02-02 Hoeganaes Ab Pulvermaterial for framstellning av hoglegerat stal med god anlopningsbestendighet och varmhardhet
DE2813018A1 (de) * 1978-03-23 1979-10-11 Powdrex Ltd Verfahren zur herstellung von metallartikeln aus metallpulver

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU417246A1 (fr) * 1972-06-09 1974-02-28
SU418271A1 (ru) * 1972-06-09 1974-03-05 Я. М. Виторский, Е. Г. Кал кина , Н. Г. Минаев Способ изготовления спеченных изделий
US3809541A (en) * 1972-10-24 1974-05-07 G Steven Vanadium-containing tool steel article
GB1495705A (en) * 1973-12-18 1977-12-21 Dain R Making steel articles from powder

Also Published As

Publication number Publication date
FR2484462A1 (en) 1981-12-18
JPS57501288A (fr) 1982-07-22
SE8200161L (sv) 1982-01-13
DE3050430A1 (en) 1982-07-15

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