CN106191590A - A kind of boiler feed water cold wall alloy material and preparation method thereof - Google Patents
A kind of boiler feed water cold wall alloy material and preparation method thereof Download PDFInfo
- Publication number
- CN106191590A CN106191590A CN201610681087.2A CN201610681087A CN106191590A CN 106191590 A CN106191590 A CN 106191590A CN 201610681087 A CN201610681087 A CN 201610681087A CN 106191590 A CN106191590 A CN 106191590A
- Authority
- CN
- China
- Prior art keywords
- feed water
- alloy material
- temperature
- boiler feed
- cold wall
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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
- C22C23/00—Alloys based on magnesium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- 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
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
-
- 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
- C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon
Abstract
The invention discloses a kind of boiler feed water cold wall alloy material and preparation method thereof, described boiler feed water cold wall alloy material, by weight percentage, stannum 6.8 11.0%, phosphorus 5.9 9.1%, manganese 5.1 8.0%, lithium 2.1 2.6%, lead 1.5 1.9%, aluminum 0.8 1.6%, boron 0.05 0.09%, carbon 0.03 0.08%, ferrum 0.001 0.003%, nickel 0.001 0.003%, magnesium is surplus.The present invention prepares a kind of high performance alloys material with higher-strength, hardness, has light weight, anti abrasive advantage simultaneously, and has excellent heat radiation, can meet the prescription of boiler.
Description
Technical field
The present invention relates to a kind of technical field of alloy, specifically a kind of boiler feed water cold wall alloy material and preparation side thereof
Method.
Background technology
Alloy has that density is little, specific strength and specific stiffness is high, heat-conductivity conducting performance is good, damping vibration attenuation, electromagnetic shielding, be prone to
The advantages such as machine-shaping, waste material easily recovery, have important in fields such as automobile, electronic communication, Aero-Space and national defense and military
Using value, be referred to as 21 century " green engineering material ".Alloy has that density is little, specific strength and specific stiffness is high, heat conduction is led
The advantages such as good electrical property, damping vibration attenuation, electromagnetic shielding, easily processed into type, waste material easily recovery, in automobile, electronic communication, boat
The empty field such as space flight and national defense and military has important using value, is referred to as 21 century " green engineering material ".
And boiler is as the important equipment of heating power industry, therefore it is badly in need of a kind of boiler feed water cold wall alloy material of research and development.
Summary of the invention
It is an object of the invention to provide a kind of boiler feed water cold wall alloy material and preparation method thereof, to solve the above-mentioned back of the body
The problem proposed in scape technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of boiler feed water cold wall alloy material, by weight percentage, stannum 6.8-11.0%, phosphorus 5.9-9.1%, manganese
5.1-8.0%, lithium 2.1-2.6%, lead 1.5-1.9%, aluminum 0.8-1.6%, boron 0.05-0.09%, carbon 0.03-0.08%, ferrum
0.001-0.003%, nickel 0.001-0.003%, magnesium is surplus.
As the further scheme of the present invention: by weight percentage, tungsten 8.4-10.0%, phosphorus 7.2-8.5%, manganese 6.3-
7.5%, lithium 2.1-2.6%, lead 1.5-1.9%, aluminum 0.8-1.6%, boron 0.05-0.09%, carbon 0.03-0.08%, ferrum
0.001-0.003%, nickel 0.001-0.003%, magnesium is surplus.
As the further scheme of the present invention: by weight percentage, tungsten 9.2%, phosphorus 8.1%, manganese 6.9%, lithium
2.5%, lead 1.7%, aluminum 1.1%, boron 0.06%, carbon 0.06%, ferrum 0.002%, nickel 0.002%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1045-1100 DEG C, molten
The refining time is 25-37min, and then, decompression heats up after being cooled to 10 DEG C, and temperature improves 100 DEG C every 10min, until warm
Degree brings up to 810 DEG C；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
As the further scheme of the present invention: smelting temperature is 1074 DEG C, smelting time is 32min.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention prepares a kind of high performance alloys material with higher-strength, hardness by the specific formula of selection,
There is light weight, anti abrasive advantage simultaneously, and there is excellent heat radiation, the prescription of boiler can be met.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
Embodiment 1
A kind of boiler feed water cold wall alloy material, by weight percentage, stannum 6.8%, phosphorus 5.9%, manganese 5.1%, lithium
2.1%, lead 1.5%, aluminum 0.8%, boron 0.05%, carbon 0.03%, ferrum 0.001%, nickel 0.001%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1045 DEG C, during melting
Between be 25min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature brings up to
810℃；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
Embodiment 2
A kind of boiler feed water cold wall alloy material, by weight percentage, tungsten 8.4%, phosphorus 7.2%, manganese 6.3%, lithium
2.1%, lead 1.5%, aluminum 0.8%, boron 0.05%, carbon 0.03%, ferrum 0.001%, nickel 0.001%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1045 DEG C, during melting
Between be 25min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature brings up to
810℃；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
Embodiment 3
A kind of boiler feed water cold wall alloy material, by weight percentage, tungsten 9.2%, phosphorus 8.1%, manganese 6.9%, lithium
2.5%, lead 1.7%, aluminum 1.1%, boron 0.06%, carbon 0.06%, ferrum 0.002%, nickel 0.002%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1074 DEG C, during melting
Between be 32min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature brings up to
810℃；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
Embodiment 4
A kind of boiler feed water cold wall alloy material, by weight percentage, tungsten 10.0%, phosphorus 8.5%, manganese 7.5%, lithium
2.6%, lead 1.9%, aluminum 1.6%, boron 0.09%, carbon 0.08%, ferrum 0.003%, nickel 0.003%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1100 DEG C, during melting
Between be 37min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature brings up to
810℃；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
Embodiment 5
A kind of boiler feed water cold wall alloy material, by weight percentage, tungsten 11.0%, phosphorus 9.1%, manganese 8.0%, lithium
2.6%, lead 1.9%, aluminum 1.6%, boron 0.09%, carbon 0.08%, ferrum 0.003%, nickel 0.003%, magnesium is surplus.
The preparation method of a kind of boiler feed water cold wall alloy material, concretely comprises the following steps:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1100 DEG C, during melting
Between be 37min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature brings up to
810℃；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to
240℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenches
After fire terminates, it is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt at 270 DEG C, preheat 1h, subsequently the melting solid that step (3) obtains will be poured into preheating
After burning casting mould in, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (5)
1. a boiler feed water cold wall alloy material, it is characterised in that by weight percentage, stannum 6.8-11.0%, phosphorus 5.9-
9.1%, manganese 5.1-8.0%, lithium 2.1-2.6%, lead 1.5-1.9%, aluminum 0.8-1.6%, boron 0.05-0.09%, carbon 0.03-
0.08%, ferrum 0.001-0.003%, nickel 0.001-0.003%, magnesium is surplus.
Boiler feed water cold wall alloy material the most according to claim 1, it is characterised in that by weight percentage, tungsten
8.4-10.0%, phosphorus 7.2-8.5%, manganese 6.3-7.5%, lithium 2.1-2.6%, lead 1.5-1.9%, aluminum 0.8-1.6%, boron
0.05-0.09%, carbon 0.03-0.08%, ferrum 0.001-0.003%, nickel 0.001-0.003%, magnesium is surplus.
Boiler feed water cold wall alloy material the most according to claim 1 and 2, it is characterised in that by weight percentage, tungsten
9.2%, phosphorus 8.1%, manganese 6.9%, lithium 2.5%, lead 1.7%, aluminum 1.1%, boron 0.06%, carbon 0.06%, ferrum 0.002%, nickel
0.002%, magnesium is surplus.
4. the preparation method of the boiler feed water cold wall alloy material as described in claim 1-3 is arbitrary, it is characterised in that tool
Body step is:
(1) first, putting in vacuum medium frequency induction furnace by above-mentioned material by weight, smelting temperature is 1045-1100 DEG C, during melting
Between be 25-37min, then, decompression be cooled to 10 DEG C after heat up, temperature every 10min improve 100 DEG C, until temperature carries
High to 810 DEG C；
(2) then, at 810 DEG C, carry out constant temperature burn casting, keep 10 DEG C of speed per second to lower the temperature when burning casting, be cooled to 240
℃；
(3) then, under nitrogen atmosphere, carrying out Quenching Treatment, hardening heat is 556 DEG C, and the process time is 19min, quenching knot
Shu Hou, is 0.1 × 10 in vacuum-3MPa borehole cooling, is reduced to temperature 420 DEG C, obtains melting solid；
(4) last, casting mould will be burnt and at 270 DEG C, preheat 1h, after subsequently the melting solid that step (3) obtains being poured into preheating
Burn in casting mould, be 0.1 × 10 in vacuum-3It is cooled to 25 DEG C under MPa, to obtain final product.
The preparation method of boiler feed water cold wall alloy material the most according to claim 4, it is characterised in that smelting temperature is
1074 DEG C, smelting time is 32min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681087.2A CN106191590A (en) | 2016-08-17 | 2016-08-17 | A kind of boiler feed water cold wall alloy material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610681087.2A CN106191590A (en) | 2016-08-17 | 2016-08-17 | A kind of boiler feed water cold wall alloy material and preparation method thereof |
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| CN106191590A true CN106191590A (en) | 2016-12-07 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002156112A (en) * | 2000-11-17 | 2002-05-31 | Mitsubishi Heavy Ind Ltd | Furnace structure |
| CN102690993A (en) * | 2012-06-01 | 2012-09-26 | 内蒙古包钢钢联股份有限公司 | Water cooled wall seamless tube used for thermal power and production method thereof |
| WO2014014097A1 (en) * | 2012-07-20 | 2014-01-23 | バブコック日立株式会社 | Welding structure for high strength low alloy steel, boiler water wall panel, and method for manufacturing same |
| CN103602865A (en) * | 2013-12-02 | 2014-02-26 | 四川大学 | Copper-containing heat-resistant magnesium-tin alloy and preparation method thereof |
| CN105420638A (en) * | 2015-11-20 | 2016-03-23 | 钢铁研究总院 | Heat-resisting alloy for 700-DEG C ultra-supercritical boiler water-cooling wall and tubing manufacturing method |
-
2016
- 2016-08-17 CN CN201610681087.2A patent/CN106191590A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002156112A (en) * | 2000-11-17 | 2002-05-31 | Mitsubishi Heavy Ind Ltd | Furnace structure |
| CN102690993A (en) * | 2012-06-01 | 2012-09-26 | 内蒙古包钢钢联股份有限公司 | Water cooled wall seamless tube used for thermal power and production method thereof |
| WO2014014097A1 (en) * | 2012-07-20 | 2014-01-23 | バブコック日立株式会社 | Welding structure for high strength low alloy steel, boiler water wall panel, and method for manufacturing same |
| CN103602865A (en) * | 2013-12-02 | 2014-02-26 | 四川大学 | Copper-containing heat-resistant magnesium-tin alloy and preparation method thereof |
| CN105420638A (en) * | 2015-11-20 | 2016-03-23 | 钢铁研究总院 | Heat-resisting alloy for 700-DEG C ultra-supercritical boiler water-cooling wall and tubing manufacturing method |
Non-Patent Citations (3)
| Title |
|---|
| 《化工百科全书》编辑委员会: "《化工百科全书》", 31 January 2001, 化学工业出版社 * |
| В.В.克雷莫夫: "《镁合金的定型铸造》", 31 August 1956, 国防工业出版社 * |
| 白素琴: "《金属学及热处理》", 31 July 2009, 冶金工业出版社 * |
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| PB01 | Publication | ||
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Application publication date: 20161207 |