CN105371000A - Nuclear magnetic resonance scanner - Google Patents
Nuclear magnetic resonance scanner Download PDFInfo
- Publication number
- CN105371000A CN105371000A CN201510985648.3A CN201510985648A CN105371000A CN 105371000 A CN105371000 A CN 105371000A CN 201510985648 A CN201510985648 A CN 201510985648A CN 105371000 A CN105371000 A CN 105371000A
- Authority
- CN
- China
- Prior art keywords
- speed
- alloy material
- nuclear magnetic
- pipeline
- room temperature
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
Abstract
The invention discloses a nuclear magnetic resonance scanner. The nuclear magnetic resonance scanner comprises a pipeline made of an alloy material subjected to heat treatment, wherein the alloy material comprises following components: 1%-2% of As, 0.3% of Si, 0.7% of At, 0.5% of Rb, 0.7% of Re, 0.5% of Pr and the balance of Cu and inevitable impurities. The heat treatment for the alloy material comprises the following steps: 1) the temperature is increased to 670 DEG C at the rate of 25 DEG C/min and heat is preserved for 3.5 h; 2) the temperature is increased to the room temperature at the rate of 30 DEG C/min; 3) the temperature is increased to 770 DEG C at the rate of 20 DEG C/min and heat is preserved for 3 h; 4) the temperature is increased to the room temperature at the rate of 15 DEG C/min. The pipeline of the nuclear magnetic resonance scanner has good performance and long service life.
Description
Technical field
The present invention relates to nuclear magnetic resonane scanne.
Background technique
Nuclear magnetic resonane scanne generally comprises cooling system, and cooling system comprises the pipeline for carrying cooling liquid, to pipeline performance requirement higher.
Summary of the invention
The object of the present invention is to provide a kind of nuclear magnetic resonane scanne, its pipeline is made by through heat treated alloy material, and pipeline strength is high, lightweight, corrosion-resistant, oxidation resistance is good, long service life.
For achieving the above object, technological scheme of the present invention is a kind of nuclear magnetic resonane scanne of design, comprises cooling system, this cooling system comprises some for carrying the pipeline of cooling liquid, described pipeline is made by through heat treated alloy material, and by weight percentage, the composition of this alloy material is:
As:1～2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Preferably, nuclear magnetic resonane scanne, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:1%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Preferably, nuclear magnetic resonane scanne, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Advantage of the present invention and beneficial effect are: provide a kind of nuclear magnetic resonane scanne, and its pipeline is made by through heat treated alloy material, and pipeline strength is high, lightweight, corrosion-resistant, oxidation resistance is good, long service life.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is further described.Following examples only for technological scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
The technological scheme that the present invention specifically implements is:
Embodiment 1
A kind of nuclear magnetic resonane scanne, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:1～2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Embodiment 2
Nuclear magnetic resonane scanne, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:1%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Embodiment 3
Nuclear magnetic resonane scanne, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
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. nuclear magnetic resonane scanne, is characterized in that, comprises cooling system, and this cooling system comprises that some described pipeline is made by through heat treated alloy material for carrying the pipeline of cooling liquid, and by weight percentage, the composition of this alloy material is:
As:1～2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
2. nuclear magnetic resonane scanne according to claim 1, is characterized in that, comprises cooling system, this cooling system comprises some for carrying the pipeline of cooling liquid, described pipeline is made by through heat treated alloy material, and by weight percentage, the composition of this alloy material is:
As:1%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
3. nuclear magnetic resonane scanne according to claim 1, is characterized in that, comprises cooling system, this cooling system comprises some for carrying the pipeline of cooling liquid, described pipeline is made by through heat treated alloy material, and by weight percentage, the composition of this alloy material is:
As:2%，
Si:0.3%，
At:0.7%，
Rb:0.5%，
Re:0.7%，
Pr:0.5%，
Surplus is Cu and inevitable impurity;
Described alloy material is heat-treated as follows:
1) be warming up to 670 DEG C with the speed of 25 DEG C/min, be incubated 3.5 hours;
2) room temperature is cooled to the speed of 30 DEG C/min again;
3) be warming up to 770 DEG C with the speed of 20 DEG C/min again, be incubated 3 hours;
4) room temperature is cooled to the speed of 15 DEG C/min again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985648.3A CN105371000A (en) | 2015-12-25 | 2015-12-25 | Nuclear magnetic resonance scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985648.3A CN105371000A (en) | 2015-12-25 | 2015-12-25 | Nuclear magnetic resonance scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105371000A true CN105371000A (en) | 2016-03-02 |
Family
ID=55373450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510985648.3A Pending CN105371000A (en) | 2015-12-25 | 2015-12-25 | Nuclear magnetic resonance scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105371000A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212295A (en) * | 1997-09-23 | 1999-03-31 | 西北铜加工厂 | Medium-corrosion-resisting and impingement attack resisting copper alloy |
| US6436206B1 (en) * | 1999-04-01 | 2002-08-20 | Waterbury Rolling Mills, Inc. | Copper alloy and process for obtaining same |
| US20030035977A1 (en) * | 2000-12-11 | 2003-02-20 | Amit Datta | Barrier layer for electrical connectors and methods of applying the layer |
| CN1930314A (en) * | 2004-03-12 | 2007-03-14 | 住友金属工业株式会社 | Copper alloy and process for producing the same |
| JP2007217792A (en) * | 2007-02-02 | 2007-08-30 | Hitachi Cable Ltd | Copper alloy material, method for producing copper alloy conductor using the same, copper alloy conductor obtained by the method and cable using the same |
| CN102071335A (en) * | 2011-01-31 | 2011-05-25 | 金龙精密铜管集团股份有限公司 | Novel copper alloy and copper alloy pipe |
| CN102994920A (en) * | 2012-11-26 | 2013-03-27 | 天津大学 | High and low temperature compound resistance reduction treatment method for copper and copper alloy |
| CN104032170A (en) * | 2014-05-12 | 2014-09-10 | 蚌埠市宏威滤清器有限公司 | Free-cutting brass alloy material and preparation method thereof |
-
2015
- 2015-12-25 CN CN201510985648.3A patent/CN105371000A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212295A (en) * | 1997-09-23 | 1999-03-31 | 西北铜加工厂 | Medium-corrosion-resisting and impingement attack resisting copper alloy |
| US6436206B1 (en) * | 1999-04-01 | 2002-08-20 | Waterbury Rolling Mills, Inc. | Copper alloy and process for obtaining same |
| US20030035977A1 (en) * | 2000-12-11 | 2003-02-20 | Amit Datta | Barrier layer for electrical connectors and methods of applying the layer |
| CN1930314A (en) * | 2004-03-12 | 2007-03-14 | 住友金属工业株式会社 | Copper alloy and process for producing the same |
| JP2007217792A (en) * | 2007-02-02 | 2007-08-30 | Hitachi Cable Ltd | Copper alloy material, method for producing copper alloy conductor using the same, copper alloy conductor obtained by the method and cable using the same |
| CN102071335A (en) * | 2011-01-31 | 2011-05-25 | 金龙精密铜管集团股份有限公司 | Novel copper alloy and copper alloy pipe |
| CN102994920A (en) * | 2012-11-26 | 2013-03-27 | 天津大学 | High and low temperature compound resistance reduction treatment method for copper and copper alloy |
| CN104032170A (en) * | 2014-05-12 | 2014-09-10 | 蚌埠市宏威滤清器有限公司 | Free-cutting brass alloy material and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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