WO2016047484A1 - MATÉRIAU DE MOULE DE COULÉE ET MATÉRIAU D'ALLIAGE Cu-Cr-Zr - Google Patents

MATÉRIAU DE MOULE DE COULÉE ET MATÉRIAU D'ALLIAGE Cu-Cr-Zr Download PDF

Info

Publication number
WO2016047484A1
WO2016047484A1 PCT/JP2015/075996 JP2015075996W WO2016047484A1 WO 2016047484 A1 WO2016047484 A1 WO 2016047484A1 JP 2015075996 W JP2015075996 W JP 2015075996W WO 2016047484 A1 WO2016047484 A1 WO 2016047484A1
Authority
WO
WIPO (PCT)
Prior art keywords
mass
precipitates
less
casting mold
treatment
Prior art date
Application number
PCT/JP2015/075996
Other languages
English (en)
Japanese (ja)
Inventor
翔一郎 矢野
敏夫 坂本
Original Assignee
三菱マテリアル株式会社
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
Priority claimed from JP2015169825A external-priority patent/JP6488951B2/ja
Application filed by 三菱マテリアル株式会社 filed Critical 三菱マテリアル株式会社
Priority to CN201580037873.2A priority Critical patent/CN106536769B/zh
Priority to KR1020177000674A priority patent/KR102385768B1/ko
Priority to US15/500,806 priority patent/US10544495B2/en
Priority to EP15843300.3A priority patent/EP3199651B1/fr
Publication of WO2016047484A1 publication Critical patent/WO2016047484A1/fr

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/06—Permanent moulds for shaped castings
    • B22C9/061—Materials which make up the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
    • B22D11/059—Mould materials or platings
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working

Definitions

  • the present invention relates to a casting mold material used when casting a metal such as a steel material, and a Cu—Cr—Zr alloy material suitable for the casting mold material described above.
  • Patent Document 1 discloses a casting mold material containing 0.3% to 1.2% Cr, 0.05% to 0.25% Zr, and the balance being Cu and impurities. .
  • Patent Document 2 discloses that 0.005% to 0% in addition to Cr and Zr. .7% Ti, 0.003% to 0.1% Si, 0.005% to 1.5% of Fe, Ni, Co or one or more of Fe, Ni and Co, with the balance being Cu And a casting mold material made of impurities.
  • JP 05-339688 A Japanese Patent Laid-Open No. 04-028837
  • the casting mold material is generally used by spraying a Ni—Cr alloy or the like excellent in heat resistance and wear resistance on the surface thereof to improve durability.
  • thermal spraying treatment for example, after performing heat treatment in a high temperature range of about 1000 ° C., it is gradually cooled without performing water cooling or the like. Hardness) and electrical conductivity are not sufficiently improved. More specifically, after performing heat treatment in a high temperature range of about 1000 ° C., for example, when cooling is performed at a cooling rate of up to 800 ° C. at 25 ° C./min or less, granular Cr is contained during the slow cooling.
  • Precipitates Cr-based precipitates
  • Zr-containing precipitates Zr-based precipitates
  • the present invention has been made in view of the above-described circumstances, and even when it is gradually cooled after thermal spraying, the strength (hardness) and electrical conductivity can be sufficiently improved by subsequent aging treatment. It is an object of the present invention to provide a casting mold material and a Cu—Cr—Zr alloy material suitable for the casting mold material.
  • the casting mold material according to the first aspect of the present invention is a casting mold material used when casting a metal material, and Cr is 0.3 mass% or more and 0.0. Featuring less than 5 mass%, Zr 0.01 mass% or more and 0.15 mass% or less, the balance being composed of Cu and inevitable impurities, and having needle-like precipitates or plate-like precipitates containing Cr It is said.
  • Cr is contained in a composition of 0.3 mass% or more and less than 0.5 mass%
  • Zr is contained in an amount of 0.01 mass% or more and 0.15 mass% or less
  • the balance is composed of Cu and inevitable impurities. Therefore, strength (hardness) and electrical conductivity can be improved by depositing fine precipitates by aging treatment. And since it has the acicular precipitate or plate-shaped precipitate containing Cr, it is suppressed that a granular precipitate is formed at the time of slow cooling after a thermal spraying process.
  • one or more elements selected from Fe, Si, Co, and P are further added in a total amount of 0.01 mass% or more and 0.0. It is preferable to contain 15 mass% or less.
  • elements such as Fe, Si, Co, and P are contained within the above-described range, the formation of granular precipitates during slow cooling after thermal spraying is suppressed, and a needle containing Cr The formation of a plate-like precipitate or a plate-like precipitate is promoted. Therefore, fine Cr-based and Zr-based precipitates can be sufficiently precipitated by the aging treatment after the thermal spraying treatment, and the strength (hardness) and electrical conductivity can be reliably improved.
  • the Cu—Cr—Zr alloy material according to the second aspect of the present invention includes Cr of 0.3 mass% to less than 0.5 mass%, Zr of 0.01 mass% to 0.15 mass%, with the balance being Cu and It has a composition composed of inevitable impurities and is characterized in that when it is held at 800 ° C. after being subjected to a complete solution treatment, the holding time until the conductivity becomes 55% IACS is 25 sec or more.
  • the holding time is 800 ° C. after the complete solution treatment
  • the holding time until the conductivity reaches 55% IACS is 25 sec or more.
  • unnecessary precipitation of Cr and Zr can be suppressed to ensure the solid solution amount of Cr and Zr. Therefore, even when an aging treatment is performed after slow cooling, fine Cr-based and Zr-based precipitates can be dispersed, and strength (hardness) and electrical conductivity can be improved.
  • one or more elements selected from Fe, Si, Co, and P are further added in a total amount of 0.01 mass%. It is preferable to contain 0.15 mass% or less.
  • elements such as Fe, Si, Co, and P are contained within the above-mentioned range, Cr and Zr are not required even when gradually cooled after being heated to a high temperature range of about 1000 ° C., for example. It is possible to prevent solid precipitation and to secure the solid solution amount of Cr and Zr. Therefore, fine precipitates can be sufficiently precipitated by the aging treatment after slow cooling, and the strength (hardness) and electrical conductivity can be reliably improved.
  • the conductivity after cooling at 1000 ° C. to 600 ° C. after cooling at 1000 ° C. for 1 hour and cooling at 10 ° C./min. % IACS) is A
  • the conductivity (% IACS) after holding at 500 ° C. for 3 hours is B
  • B / A> 1.1 even when the cooling rate from 1000 ° C. to 600 ° C. is gradually cooled to 10 ° C./min, the conductivity is improved by the subsequent heat treatment at 500 ° C. for 3 hours, and the strength due to precipitation hardening. It is possible to improve. For this reason, it is particularly suitable as a material for the above-mentioned casting mold material.
  • (A) is a structure observation photograph
  • (b) is an enlarged view of a portion surrounded by a white line in (a)
  • (c) is an element mapping result of Zr in (b)
  • (d) is a result of Cr in (b). It is an element mapping result. It is explanatory drawing which shows the Vickers hardness measurement position in an Example.
  • the casting mold material according to this embodiment is used as a casting mold for continuous casting of steel materials and the like.
  • the Cu—Cr—Zr alloy material is used as a material for the above-described casting mold material.
  • the mold material for casting and the Cu—Cr—Zr alloy material according to the present embodiment include 0.3 mass% or more and less than 0.5 mass% of Cr, 0.01 mass% or more and 0.15 mass% or less of Zr, and the balance is Cu. And one or more elements selected from Fe, Si, Co, and P are included in a total of 0.01 mass% to 0.15 mass%.
  • the component composition of the casting mold material and the Cu—Cr—Zr alloy material is defined as described above will be described below.
  • Cr 0.3 mass% or more and less than 0.5 mass%
  • Cr is an element having an effect of improving strength (hardness) and conductivity by finely depositing Cr-based precipitates in the crystal grains of the parent phase by aging treatment.
  • the Cr content is less than 0.3 mass%, the amount of precipitation becomes insufficient in the aging treatment, and the effect of improving the strength (hardness) may not be sufficiently obtained.
  • the Cr content is 0.5 mass% or more, for example, when slow cooling is performed at a cooling rate from a high temperature range of about 1000 ° C. to a temperature of 800 ° C.
  • the Cr content is set within a range of 0.3 mass% or more and less than 0.5 mass%.
  • the lower limit of the Cr content is preferably 0.35 mass% or more, and the upper limit of the Cr content is preferably 0.45 mass% or less.
  • Zr 0.01 mass% or more and 0.15 mass% or less
  • Zr is an element having an effect of improving strength (hardness) and electrical conductivity by finely depositing a Zr-based precipitate at a crystal grain boundary of the parent phase by aging treatment.
  • the content of Zr is less than 0.01 mass%, the precipitation amount becomes insufficient in the aging treatment, and there is a possibility that the effect of improving the strength (hardness) cannot be obtained sufficiently.
  • content of Zr exceeds 0.15 mass%, there exists a possibility that electrical conductivity and thermal conductivity may fall.
  • even if it contains Zr exceeding 0.15 mass% there exists a possibility that the effect of the further intensity
  • the content of Zr is set within a range of 0.01 mass% or more and 0.15 mass% or less.
  • the lower limit of the Zr content is preferably 0.05 mass% or more
  • the upper limit of the Zr content is preferably 0.13 mass% or less.
  • Elements such as Fe, Si, Co, and P when subjected to slow cooling at a cooling rate of 25 ° C./min or less from a high temperature range of about 1000 ° C. to a temperature of 800 ° C. or less, for example, It has the effect of suppressing the precipitation of system precipitates.
  • the total content of one or more elements selected from Fe, Si, Co, and P is less than 0.01 mass%, the above-described effects may not be achieved. .
  • the conductivity and thermal conductivity may be reduced.
  • the total content of one or more elements selected from Fe, Si, Co, and P is set within a range of 0.01 mass% to 0.15 mass%. ing.
  • the lower limit of the total content of one or more elements selected from Fe, Si, Co, and P is set to 0.02 mass% or more.
  • the upper limit of the total content of one or more elements selected from Fe, Si, Co, and P is preferably 0.1 mass% or less.
  • the molding material for casting which is this embodiment has the acicular precipitate or plate-shaped precipitate containing Cr in the parent phase of Cu.
  • the content of the needle-like precipitates or plate-like precipitates containing Cr is not particularly limited, but is preferably 200 to 10,000, more preferably 500 to 5,000, in an arbitrary cross section of 1 mm 2 .
  • this needle-like precipitate or plate-like precipitate does not contain Zr.
  • fine Cr-based and Zr-based precipitates having a particle size of, for example, 1 ⁇ m or less are dispersed in the casting mold material according to this embodiment.
  • the content of these fine Cr-based and Zr-based precipitates is not particularly limited, but is preferably 10 to 50000, more preferably 1000 to 30000, in an arbitrary cross section of 100 ⁇ m 2 .
  • These fine Cr-based and Zr-based precipitates are precipitated in the aging treatment after slow cooling.
  • the needle-like precipitates or plate-like precipitates described above are formed at the time of slow cooling after the thermal spraying process of spraying a Ni—Cr alloy having excellent heat resistance and wear resistance when manufacturing a casting mold material. More specifically, in the present embodiment, for a copper alloy containing 0.3 mass% or more and less than 0.5 mass% of Cr, 0.01 mass% or more and 0.15 mass% or less of Zr, and the balance being Cu and inevitable impurities.
  • Cr when heated to, for example, 1000 ° C. or higher at the time of thermal spraying, when cooling is performed so that the cooling rate from a high temperature range of about 1000 ° C. to 800 ° C. or lower is 25 ° C./min or less, Cr is contained. Needle-like precipitates or plate-like precipitates are deposited. This suppresses the precipitation of granular Cr-based and Zr-based precipitates (for example, precipitates having a particle size of 5 ⁇ m or more) during slow cooling.
  • the Cu—Cr—Zr alloy material according to the present embodiment has the same composition as the above-mentioned casting mold material, and when it is kept at 800 ° C. after being subjected to the complete solution treatment, the conductivity is increased. Is 55 seconds or more until 55% IACS is reached. That is, in the Cu—Cr—Zr alloy material according to the present embodiment, even if it is kept at 800 ° C. after the complete solution treatment, the precipitation of Cr-based and Zr-based precipitates is suppressed, and Cr and Zr The amount of solid solution is ensured.
  • the upper limit value of the holding time until the conductivity reaches 55% IACS is not particularly limited, but is preferably 360 seconds and more preferably 120 seconds.
  • the Cu—Cr—Zr alloy material according to the present embodiment has an electric conductivity (% IACS) after cooling at 1000 ° C. to 600 ° C. with a cooling rate of 10 ° C./min after holding at 1000 ° C. for 1 hour. Then, when the conductivity (% IACS) after holding at 500 ° C. for 3 hours is B, the relationship is B / A> 1.1. More preferably, B / A> 1.15, and more preferably B / A> 1.2.
  • the upper limit value of B / A is not particularly limited, but is preferably 2.0, and more preferably 1.5. That is, in the Cu—Cr—Zr alloy material according to the present embodiment, even when the cooling rate from 1000 ° C. to 600 ° C. is 10 ° C./min after holding at 1000 ° C. for 1 hour, Conductivity is improved by heat treatment at 500 ° C. for 3 hours.
  • a copper raw material made of oxygen-free copper having a copper purity of 99.99 mass% or more is charged into a carbon crucible and melted using a vacuum melting furnace to obtain a molten copper.
  • the aforementioned additive elements are added to the obtained molten metal so as to have a predetermined concentration, and the components are prepared to obtain a molten copper alloy.
  • the raw material for the additive elements Cr and Zr a material having a high purity is used.
  • a Cr material having a purity of 99.99 mass% or more is used, and a Zr material is having a purity of 99.95 mass% or more. Use one.
  • Fe, Si, Co, and P are added as necessary.
  • a mother alloy with Cu may be used as a raw material for Cr, Zr, Fe, Si, Co, and P.
  • the ingot is obtained by pouring the prepared copper alloy melt into the mold.
  • Hot processing step S03 hot rolling with a processing rate of 50% to 99% is performed on the ingot in a temperature range of 900 ° C. to 1000 ° C. to obtain a rolled material.
  • the hot working method may be hot forging. Immediately after this hot working, it is cooled by water cooling.
  • First temporary treatment process S05 Next, after the solution treatment step S04, a first temporary effect treatment is performed, and precipitates such as a Cr-based precipitate and a Zr-based precipitate are finely precipitated to obtain a first temporary effect treatment material.
  • the first temporary treatment is performed, for example, under conditions of 400 ° C. or more and 530 ° C. or less and 0.5 hours or more and 5 hours or less.
  • the heat treatment method during the aging treatment is not particularly limited, but it is preferably performed in an inert gas atmosphere.
  • the cooling method after the heat treatment is not particularly limited, but it is preferably performed by water cooling. Through this process, the Cu—Cr—Zr alloy material according to this embodiment is manufactured.
  • a second aging treatment is performed to precipitate fine deposits such as Cr-based precipitates and Zr-based precipitates.
  • the aging treatment is performed under conditions of, for example, 400 ° C. or more and 530 ° C. or less and 0.5 hour or more and 5 hours or less.
  • the heat treatment method during the aging treatment is not particularly limited, but it is preferably performed in an inert gas atmosphere.
  • the cooling method after the heat treatment is not particularly limited, but it is preferably performed by water cooling. Through such a process, the casting mold material according to the present embodiment is manufactured.
  • Cr is 0.3 mass% or more and less than 0.5 mass%
  • Zr is 0.01 mass% or more and 0.15 mass% or less
  • the remainder In the second aging treatment step S07, Cr (Zr) -based and Zr-based precipitates are finely precipitated to improve strength (hardness) and electrical conductivity. Can do.
  • Cr (Zr) -based and Zr-based precipitates are finely precipitated to improve strength (hardness) and electrical conductivity. Can do.
  • a granular precipitate is formed at the time of slow cooling after the thermal spraying process step S06.
  • the second aging treatment step S07 after the spraying treatment step S06 can sufficiently disperse fine precipitates, and the precipitation strengthening mechanism can sufficiently improve the strength (hardness). it can.
  • the casting mold material according to the present embodiment further includes one or more elements selected from Fe, Si, Co, and P in total of 0.01 mass% or more and 0.15 mass% or less. Therefore, the formation of granular precipitates during the slow cooling after the thermal spraying process S06 is suppressed. Therefore, by the second aging treatment step S07 after the thermal spraying treatment step S06, fine precipitates can be sufficiently precipitated, and the strength (hardness) and conductivity can be improved reliably.
  • the holding time until the conductivity becomes 55% IACS is 25 sec or more. Therefore, even if it is a case where it anneals after heating to the high temperature range of about 1000 degreeC in the thermal spraying process step S06, the solid solution amount of Cr and Zr is securable. Therefore, in the second aging treatment step S07 after slow cooling, Cr-based and Zr-based precipitates can be dispersed, and the strength (hardness) and conductivity can be improved.
  • the “complete solution treatment” is a heat treatment for completely dissolving the alloy elements contained in the alloy material in the Cu matrix. In the case of the Cu—Cr—Zr alloy material according to the present embodiment, a heat treatment in which it is rapidly cooled after being held at a temperature of 950 to 1050 ° C. for 0.5 to 3.0 hours is given as an example.
  • the conductivity (% IACS) after cooling at 1000 ° C. to 600 ° C. after cooling at 1000 ° C. for 1 hour is 10 ° C./min. A
  • the conductivity (% IACS) after being held at 500 ° C. for 3 hours is B
  • B / A> 1.1 there is a relationship of about 1000 ° C. in the thermal spraying process S06, for example.
  • the electrical conductivity is improved in the second aging treatment step S07 after slow cooling, and the strength (hardness) is improved by precipitation hardening. Can do.
  • this invention is not limited to this, It can change suitably in the range which does not deviate from the technical idea of the invention.
  • one or more elements selected from Fe, Si, Co, and P are included in total in a range of 0.01 mass% to 0.15 mass%, but the present invention is limited to this. There is no need to intentionally add these elements.
  • a copper raw material made of oxygen-free copper having a purity of 99.99 mass% or more was prepared, charged into a carbon crucible, and melted in a vacuum melting furnace (vacuum degree 10 ⁇ 2 Pa or less) to obtain a molten copper.
  • Various additive elements were added to the obtained molten copper to prepare the component compositions shown in Table 1, and after maintaining for 5 minutes, the molten copper alloy was poured into a cast iron mold to obtain an ingot.
  • the size of the ingot was about 80 mm in width, about 50 mm in thickness, and about 130 mm in length.
  • the raw material of Cr which is an additive element, was used with a purity of 99.99 mass% or more, and the raw material of Zr was a purity of 99.95 mass% or more.
  • hot rolling was performed.
  • the rolling reduction during hot rolling was 80%, and a hot rolled material having a width of about 100 mm, a thickness of about 10 mm, and a length of about 520 mm was obtained.
  • a solution treatment was performed at 1000 ° C. for 1.5 hours, followed by water cooling.
  • a first temporary treatment was performed at 480 ( ⁇ 15) ° C. for 3 hours.
  • a Cu—Cr—Zr alloy material was obtained.
  • the obtained Cu—Cr—Zr alloy material was heat-treated at 1000 ° C. for 1 hour by simulating thermal spraying treatment, and then gradually cooled at a cooling rate of 10 ° C./min or less. Thereafter, a second aging treatment was performed at 480 ( ⁇ 15) ° C. for 3 hours. Thereby, a molding material for casting was obtained.
  • the obtained Cu—Cr—Zr alloy material is subjected to a complete solution treatment (1000 ° C., 1.5 hours) and then held at 800 ° C. until the conductivity reaches 55% IACS (T TT measurement), Vickers hardness (rolled surface), and conductivity were evaluated.
  • the obtained Cu—Cr—Zr alloy material was kept at 1000 ° C. for 1 hour and then cooled at a cooling rate of 1000 ° C. to 600 ° C. with a cooling rate of 10 ° C./min.
  • the conductivity B (% IACS) after being held at 500 ° C. for 3 hours was measured, and the conductivity ratio B / A was evaluated.
  • the Vickers hardness (rolled surface) and conductivity of the casting mold material after the thermal spraying treatment and after the second aging treatment were evaluated. Furthermore, the structure was observed, and the presence or absence of needle-like precipitates or plate-like precipitates containing Cr was evaluated.
  • composition analysis The component composition of the obtained Cu—Cr—Zr alloy material and casting mold material was measured by ICP-MS analysis (inductively coupled plasma mass spectrometry). The measurement results are shown in Table 1.
  • T.T.T. measurement A test piece of Cu—Cr—Zr alloy material that was completely solution-treated was held at 800 ° C., and the conductivity was measured after a predetermined time, and the time for the conductivity to reach 55% IACS was evaluated. The evaluation results are shown in Table 2. In addition, about the example 2 of this invention and the comparative example 4, the same evaluation is performed also at temperatures other than 800 degreeC, and the time which electrical conductivity reaches 55% IACS and 60% IACS in each temperature is evaluated, and it shows in FIG. T.A. T. T. et al. T. T. et al. A curve was created.
  • FIG. 4 shows an enlarged view of the portion, (c) the element mapping result of Zr in (b), and (d) the element mapping result of Cr in (b)).
  • the Cu—Cr—Zr alloy material of the example of the present invention has a holding time until the conductivity becomes 55% IACS when held at 800 ° C. after the complete solution treatment. Was confirmed to be 25 sec or longer.
  • the time required to reach 55% IACS and 60% IACS is shifted to a longer time side compared to Comparative Example 4, and the precipitation of Cr-based and Zr-based precipitates occurs. It was confirmed that it was suppressed.
  • the casting mold material of the present invention example had needle-like precipitates or plate-like precipitates containing Cr. And in the casting mold material of the example of the present invention, it was confirmed that the Vickers hardness and the conductivity were greatly increased by the second aging heat treatment as compared with the comparative example.
  • Example 2 of the present invention As shown in FIG. 3, needle-like precipitates or plate-like precipitates containing Cr were observed in the test pieces that were gradually cooled after the thermal spraying treatment.
  • Cr was detected from the acicular precipitate or the plate-like precipitate, and granular From these precipitates, Cr and Zr were detected.
  • the molding material for casting of the present invention is suitable for casting of steel materials and the like.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Conductive Materials (AREA)

Abstract

　Ce matériau de moule de coulée possède une composition comprenant au moins 0,3% en masse mais moins de 0,5% en masse de Cr, 0,01-0,15% en masse de Zr, le solde étant du Cu et les impuretés inévitables, et comprend des précipités en forme d'aiguilles ou des précipités en forme de plaque contenant du Cr.
PCT/JP2015/075996 2014-09-25 2015-09-14 MATÉRIAU DE MOULE DE COULÉE ET MATÉRIAU D'ALLIAGE Cu-Cr-Zr WO2016047484A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201580037873.2A CN106536769B (zh) 2014-09-25 2015-09-14 铸造用模具材料及Cu-Cr-Zr合金原材料
KR1020177000674A KR102385768B1 (ko) 2014-09-25 2015-09-14 주조용 몰드재 및 Cu-Cr-Zr 합금 소재
US15/500,806 US10544495B2 (en) 2014-09-25 2015-09-14 Casting mold material and Cu—Cr—Zr alloy material
EP15843300.3A EP3199651B1 (fr) 2014-09-25 2015-09-14 Matériau de moule de coulée d'alliage cu-cr-zr et procédé de sa production

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2014195023 2014-09-25
JP2014-195023 2014-09-25
JP2015-169825 2015-08-28
JP2015169825A JP6488951B2 (ja) 2014-09-25 2015-08-28 鋳造用モールド材及びＣｕ−Ｃｒ−Ｚｒ合金素材

Publications (1)

Publication Number Publication Date
WO2016047484A1 true WO2016047484A1 (fr) 2016-03-31

Family

ID=55581011

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/075996 WO2016047484A1 (fr) 2014-09-25 2015-09-14 MATÉRIAU DE MOULE DE COULÉE ET MATÉRIAU D'ALLIAGE Cu-Cr-Zr

Country Status (2)

Country Link
KR (1) KR102385768B1 (fr)
WO (1) WO2016047484A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112063941A (zh) * 2020-08-28 2020-12-11 陕西斯瑞新材料股份有限公司 强化Cu-Cr-Zr合金的制备方法
EP3715488A4 (fr) * 2017-11-21 2021-03-31 Mitsubishi Materials Corporation Matériau de moule pour coulée et matériau d'alliage de cuivre

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55128350A (en) * 1979-03-27 1980-10-04 Hitachi Zosen Corp Casting mold material of continuous casting equipment
JPS59193233A (ja) * 1983-04-15 1984-11-01 Toshiba Corp 銅合金
JPH0570867A (ja) * 1991-06-25 1993-03-23 Mitsubishi Materials Corp 鋳造方法及び鋳造金型用合金
JPH05339688A (ja) * 1992-06-05 1993-12-21 Furukawa Electric Co Ltd:The 金属鋳造用鋳型材の製造方法
JPH0987815A (ja) * 1995-09-22 1997-03-31 Mitsubishi Materials Corp 製鋼連続鋳造用銅合金モールド素材の製造方法およびそれにより製造されたモールド

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2738130B2 (ja) 1990-05-25 1998-04-08 三菱マテリアル株式会社 高冷却能を有する高強度Ｃｕ合金製連続鋳造鋳型材およびその製造法
JP4158337B2 (ja) * 2000-12-20 2008-10-01 三菱マテリアル株式会社 連続鋳造鋳型用クロム・ジルコニウム系銅合金の製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55128350A (en) * 1979-03-27 1980-10-04 Hitachi Zosen Corp Casting mold material of continuous casting equipment
JPS59193233A (ja) * 1983-04-15 1984-11-01 Toshiba Corp 銅合金
JPH0570867A (ja) * 1991-06-25 1993-03-23 Mitsubishi Materials Corp 鋳造方法及び鋳造金型用合金
JPH05339688A (ja) * 1992-06-05 1993-12-21 Furukawa Electric Co Ltd:The 金属鋳造用鋳型材の製造方法
JPH0987815A (ja) * 1995-09-22 1997-03-31 Mitsubishi Materials Corp 製鋼連続鋳造用銅合金モールド素材の製造方法およびそれにより製造されたモールド

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3715488A4 (fr) * 2017-11-21 2021-03-31 Mitsubishi Materials Corporation Matériau de moule pour coulée et matériau d'alliage de cuivre
CN112063941A (zh) * 2020-08-28 2020-12-11 陕西斯瑞新材料股份有限公司 强化Cu-Cr-Zr合金的制备方法

Also Published As

Publication number Publication date
KR20170059435A (ko) 2017-05-30
KR102385768B1 (ko) 2022-04-11

Similar Documents

Publication Publication Date Title
JP6488951B2 (ja) 鋳造用モールド材及びＣｕ−Ｃｒ−Ｚｒ合金素材
JP5261500B2 (ja) 導電性と曲げ性を改善したＣｕ−Ｎｉ−Ｓｉ−Ｍｇ系合金
JP6693092B2 (ja) 銅合金素材
TWI557233B (zh) ＮｉＩｒ基底之耐熱合金及其製造方法
JP6736869B2 (ja) 銅合金素材
WO2019102716A1 (fr) Matériau de moule pour coulée et matériau d'alliage de cuivre
WO2017065071A1 (fr) Matériau de moule de coulée et matière première d'alliage cu-cr-zr-al
WO2016047484A1 (fr) MATÉRIAU DE MOULE DE COULÉE ET MATÉRIAU D'ALLIAGE Cu-Cr-Zr
TWI743392B (zh) 具有高耐熱性及散熱性的銅合金帶材
Kang et al. Microstructures and shape memory characteristics of a Ti–20Ni–30Cu (at.%) alloy strip fabricated by the melt overflow process
JP6179325B2 (ja) 連続鋳造用モールド材
JP2015067883A (ja) 連続鋳造用モールド材

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15843300

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 20177000674

Country of ref document: KR

Kind code of ref document: A

REEP Request for entry into the european phase

Ref document number: 2015843300

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2015843300

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 15500806

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE