CN105369162A - Anti-explosion gas turbine housing - Google Patents

Anti-explosion gas turbine housing Download PDF

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Publication number
CN105369162A
CN105369162A CN201510944968.4A CN201510944968A CN105369162A CN 105369162 A CN105369162 A CN 105369162A CN 201510944968 A CN201510944968 A CN 201510944968A CN 105369162 A CN105369162 A CN 105369162A
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CN
China
Prior art keywords
alloy
alloy material
melt
gas turbine
metal master
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
Application number
CN201510944968.4A
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Chinese (zh)
Inventor
邓雪明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY
Original Assignee
CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY
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 CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY filed Critical CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY
Priority to CN201510944968.4A priority Critical patent/CN105369162A/en
Publication of CN105369162A publication Critical patent/CN105369162A/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • C22C33/06—Making ferrous alloys by melting using master alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

The invention discloses an anti-explosion gas turbine housing which comprises a metal body made of alloy materials. The alloy materials comprises 1-2% of B, 2.1% of S, 0.5% of Cs, 1.5% of Pr, 0.8% of Na, 1.4% of Rb, the balance Fe and inevitable impurities. The alloy material is prepared through the steps that 1, Fe, B, Fe-S alloy and Fe-Cs alloy are molten under the protective atmosphere; 2, the temperature is adjusted to 920 DEG C, Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy are added into the melt to be stirred to be uniform, and the temperature is kept constant for standing for 22 min; 3, argon is introduced, standing is performed on the melt, the temperature is decreased to 620 DEG C, and pressure casting is performed to obtain the alloy material. The anti-explosion gas turbine housing is high in strength, excellent in corrosion resistance, heat resistance and the like, and capable of being used for a long time.

Description

Anti-explosion gas turbine case
Technical field
The present invention relates to anti-explosion gas turbine case.
Background technology
Internal combustion turbine is the generating set of widespread use, the environment for use more complicated of internal combustion turbine, all higher to the weight of all parts of internal combustion turbine, intensity, abrasion-resistant, requirement that is corrosion-resistant, resistance toheat.
Summary of the invention
The object of the present invention is to provide a kind of anti-explosion gas turbine case, it be lightweight, intensity is high, abrasion-resistant, corrosion-resistant, Good Heat-resistance, can life-time service.
For achieving the above object, technical scheme of the present invention is a kind of anti-explosion gas turbine case of design, and comprise metal master, described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1～2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
Preferably, anti-explosion gas turbine case, comprises metal master, and described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
Preferably, anti-explosion gas turbine case, comprises metal master, and described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
Advantage of the present invention and beneficial effect are: provide a kind of anti-explosion gas turbine case, it is lightweight, intensity is high, abrasion-resistant, corrosion-resistant, Good Heat-resistance, can life-time service.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
The technical scheme that the present invention specifically implements is:
Embodiment 1
A kind of anti-explosion gas turbine case, comprise metal master, described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1～2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
Embodiment 2
Anti-explosion gas turbine case, comprises metal master, and described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
Embodiment 3
Anti-explosion gas turbine case, comprises metal master, and described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (3)

1. anti-explosion gas turbine case, is characterized in that, comprises metal master, and described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1～2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
2. anti-explosion gas turbine case according to claim 1, it is characterized in that, comprise metal master, described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：1％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
3. anti-explosion gas turbine case according to claim 1, it is characterized in that, comprise metal master, described metal master is made up of alloy material, and by weight percentage, the composition of this alloy material is:
B：2％，
S：2.1％，
Cs：0.5％，
Pr：1.5％，
Na：0.8％，
Rb：1.4％，
Surplus is Fe and inevitable impurity;
Described alloy material is prepared as follows:
1) by Fe, B and Fe-S alloy, the melting under protective atmosphere of Fe-Cs alloy;
2) temperature is adjusted to 920 DEG C, adds Fe-Pr alloy, Fe-Na alloy and Fe-Rb alloy, stir in melt, and insulation leaves standstill 22 minutes;
3) pass into argon gas, left standstill by melt and be cooled to 620 DEG C, die casting obtains alloy material.
CN201510944968.4A 2015-12-16 2015-12-16 Anti-explosion gas turbine housing Pending CN105369162A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510944968.4A CN105369162A (en) 2015-12-16 2015-12-16 Anti-explosion gas turbine housing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510944968.4A CN105369162A (en) 2015-12-16 2015-12-16 Anti-explosion gas turbine housing

Publications (1)

Publication Number Publication Date
CN105369162A true CN105369162A (en) 2016-03-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510944968.4A Pending CN105369162A (en) 2015-12-16 2015-12-16 Anti-explosion gas turbine housing

Country Status (1)

Country Link
CN (1) CN105369162A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07316752A (en) * 1994-05-30 1995-12-05 Sumitomo Metal Mining Co Ltd Alloy for rare earth-iron-nitrogen magnet
CN101264681A (en) * 2001-06-06 2008-09-17 新日本制铁株式会社 Hot-dip galvannealed steel sheet, steel sheet treated by hot-dip galvannealed layer diffusion and a method of producing the same
KR20080109148A (en) * 2007-06-12 2008-12-17 포항공과대학교 산학협력단 Stainless steel having excellent corrosion resistance and electric conductivity and bipolar plate made of the same
CN104024460A (en) * 2011-12-27 2014-09-03 杰富意钢铁株式会社 High-strength hot-rolled steel sheet and manufacturing method therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07316752A (en) * 1994-05-30 1995-12-05 Sumitomo Metal Mining Co Ltd Alloy for rare earth-iron-nitrogen magnet
CN101264681A (en) * 2001-06-06 2008-09-17 新日本制铁株式会社 Hot-dip galvannealed steel sheet, steel sheet treated by hot-dip galvannealed layer diffusion and a method of producing the same
KR20080109148A (en) * 2007-06-12 2008-12-17 포항공과대학교 산학협력단 Stainless steel having excellent corrosion resistance and electric conductivity and bipolar plate made of the same
CN104024460A (en) * 2011-12-27 2014-09-03 杰富意钢铁株式会社 High-strength hot-rolled steel sheet and manufacturing method therefor

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Application publication date: 20160302

RJ01 Rejection of invention patent application after publication