CN106801168A - A kind of lightweight ball valve aluminium alloy opening and closing element - Google Patents
A kind of lightweight ball valve aluminium alloy opening and closing element Download PDFInfo
- Publication number
- CN106801168A CN106801168A CN201611182134.5A CN201611182134A CN106801168A CN 106801168 A CN106801168 A CN 106801168A CN 201611182134 A CN201611182134 A CN 201611182134A CN 106801168 A CN106801168 A CN 106801168A
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- China
- Prior art keywords
- closing element
- opening
- parts
- casting
- aluminium alloy
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- 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
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Taps Or Cocks (AREA)
- Valve Housings (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows：1）, each chemical component weight percentage is in the aluminium alloy opening and closing element：0.25%≤C≤0.35%, 0.65≤Si≤0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity；2）, in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with valve rod hole, opening and closing element is put into lathe after the completion of casting, by valve rod hole in-car screw thread.Opening and closing element weight of the invention substantially mitigates, and has saved product materials, improves the service life of product.
Description
Technical field
The present invention relates to ball valve field, a kind of lightweight ball valve aluminium alloy opening and closing element is particularly belonged to.
Background technology
Opening and closing element（Spheroid）Driven by valve rod, and the valve rotated around ball valve axis.Also can be used for the tune of fluid
Section and control, wherein having very strong shearing between sealing its V-type core of V-type ball valve and the metal seat valve of pile-up welding hard alloy firmly
Power, is particularly well-suited to the medium of fibre-bearing, small solid material etc..And multi-pass ball valve not only can flexibly control medium on pipeline
Interflow, shunting and flow direction switching, while any passage also can be closed and make two other passage be connected.This class valve exists
Should be typically horizontally mounted in pipeline.The opening and closing element material of current ball valve is steel alloy, serious waste of resources, and weight is big.
The content of the invention
It is an object of the invention to provide a kind of lightweight ball valve aluminium alloy opening and closing element, opening and closing element weight substantially mitigates, and saves
Product materials, improve the service life of product.
Technical scheme is as follows：
A kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows：
1）, each chemical component weight percentage is in the aluminium alloy opening and closing element：0.25%≤C≤0.35%, 0.65≤Si≤
0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤
Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity；
2）, in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with
Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread；
3）, the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min
In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7-
1.2h, each weight ratio of constituents of fused salt is：Soda ash 10-15 parts, magnesium chloride 6-8 parts, aluminum phosphate 8-10 parts, magnesium carbonate 2.5-3.5 parts,
Sodium nitrate 3.5-5.5 parts.
Each weight ratio of constituents of fused salt is：12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, sodium nitrate
4.5 parts.
Opening and closing element compactness of the present invention is good, and qualification rate is high, and opening and closing element weight substantially mitigates, and has saved product materials, improves
The service life of product.
Specific embodiment
A kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows：
1）, each chemical component weight percentage is in the aluminium alloy opening and closing element：0.25%≤C≤0.35%, 0.65≤Si≤
0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤
Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity；
2）, in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with
Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread；
3）, the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min
In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7-
1.2h, each weight ratio of constituents of fused salt is：12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, 4.5 parts of sodium nitrate.
Aluminium alloy opening and closing element mechanics properties testing data of the invention are as follows：
Tensile strength sigma b (MPa)：≥622
Yield strength σ s (MPa)：≥660
Hardness：≤222HB.
Claims (2)
1. a kind of lightweight ball valve aluminium alloy opening and closing element, it is characterised in that specific preparation process is as follows：
1）, each chemical component weight percentage is in the aluminium alloy opening and closing element：0.25%≤C≤0.35%, 0.65≤Si≤
0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤
Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity；
2）, in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with
Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread；
3）, the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min
In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7-
1.2h, each weight ratio of constituents of fused salt is：Soda ash 10-15 parts, magnesium chloride 6-8 parts, aluminum phosphate 8-10 parts, magnesium carbonate 2.5-3.5 parts,
Sodium nitrate 3.5-5.5 parts.
2. lightweight ball valve aluminium alloy opening and closing element according to claim 1, it is characterised in that each Ingredients Weight of fused salt
Than for：12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, 4.5 parts of sodium nitrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182134.5A CN106801168A (en) | 2016-12-20 | 2016-12-20 | A kind of lightweight ball valve aluminium alloy opening and closing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182134.5A CN106801168A (en) | 2016-12-20 | 2016-12-20 | A kind of lightweight ball valve aluminium alloy opening and closing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106801168A true CN106801168A (en) | 2017-06-06 |
Family
ID=58984849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611182134.5A Pending CN106801168A (en) | 2016-12-20 | 2016-12-20 | A kind of lightweight ball valve aluminium alloy opening and closing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106801168A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828990A (en) * | 2017-09-27 | 2018-03-23 | 宁波华源精特金属制品有限公司 | Robot connecting rod and preparation process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102994827A (en) * | 2012-11-07 | 2013-03-27 | 马鞍山市天睿实业有限公司 | Aluminium alloy fire extinguisher valve body and manufacturing method thereof |
| CN103882268A (en) * | 2014-02-25 | 2014-06-25 | 安徽祈艾特电子科技有限公司 | Aluminum alloy material for triangular valves and preparation method thereof |
| CN105543664A (en) * | 2015-12-28 | 2016-05-04 | 合肥中澜新材料科技有限公司 | Preparation method of abrasion-resistant roller of roller bearing |
| CN105671385A (en) * | 2016-01-21 | 2016-06-15 | 江苏盐电阀门有限公司 | Three-way check valve |
-
2016
- 2016-12-20 CN CN201611182134.5A patent/CN106801168A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102994827A (en) * | 2012-11-07 | 2013-03-27 | 马鞍山市天睿实业有限公司 | Aluminium alloy fire extinguisher valve body and manufacturing method thereof |
| CN103882268A (en) * | 2014-02-25 | 2014-06-25 | 安徽祈艾特电子科技有限公司 | Aluminum alloy material for triangular valves and preparation method thereof |
| CN105543664A (en) * | 2015-12-28 | 2016-05-04 | 合肥中澜新材料科技有限公司 | Preparation method of abrasion-resistant roller of roller bearing |
| CN105671385A (en) * | 2016-01-21 | 2016-06-15 | 江苏盐电阀门有限公司 | Three-way check valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828990A (en) * | 2017-09-27 | 2018-03-23 | 宁波华源精特金属制品有限公司 | Robot connecting rod and preparation process thereof |
| CN107828990B (en) * | 2017-09-27 | 2019-07-23 | 宁波华源精特金属制品有限公司 | Robot connecting rod and preparation process thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170606 |