CN106086517A - A kind of nickel zinc high intensity White brass alloy and preparation method thereof - Google Patents
A kind of nickel zinc high intensity White brass alloy and preparation method thereof Download PDFInfo
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- CN106086517A CN106086517A CN201610772122.1A CN201610772122A CN106086517A CN 106086517 A CN106086517 A CN 106086517A CN 201610772122 A CN201610772122 A CN 201610772122A CN 106086517 A CN106086517 A CN 106086517A
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- brass alloy
- copper
- white brass
- high intensity
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- 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
- C22C9/04—Alloys based on copper with zinc as the next major constituent
-
- 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
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- 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
- C22C9/05—Alloys based on copper with manganese as the next major constituent
-
- 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
- C22C9/06—Alloys based on copper with nickel or cobalt as the next major constituent
Abstract
The invention discloses a kind of nickel zinc high intensity White brass alloy and preparation method thereof, the raw material of following weight portion be prepared from: Ni 20～40 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining is copper.The performance that White brass alloy of the present invention enables to White brass alloy is more preferable, tensile strength degree of corrosion etc. the most more meets artware necessary requirement, the distinctive color intensity of copper-nickel alloy and hardness, and the more environmentally friendly routine use demand more meeting people can not only be kept for follow-up produced artware.Containing zinc in the present invention, zinc can be solid-solution among copper nickel in a large number, produces solution strengthening effect, and anticorrosive.White brass alloy of the present invention has high intensity and corrosion resistance, and elasticity is also preferable, specious, and cheap can be cost-effective.
Description
Technical field
The present invention relates to copper wires manufacture field, be specifically related to a kind of nickel zinc high intensity White brass alloy and preparation method thereof.
Background technology
White brass alloy is the copper alloy with nickel as main adding elements, and its color and luster, in beautiful gentle silvery white, has good
Ductility and rotproofness.General White brass alloy composition of the prior art typically adds to strengthen rotproofness and processability
Add ferrum, lead and other elements.Copper-nickel alloy is used for corrosion proof industrial part, it is adaptable to Art Casting White brass alloy and moulding process
Seldom.
Art casting is owing to contacting with people, and alloying element needs safety and environmental protection, and the huge sum of money such as require composition simple, unleaded
Belong to alloying element.Existing copper-nickel alloy is due to the various metals material such as iron content, lead, and wherein lead is harmful to human body in daily life
, hazardness is very big, is in particular in three aspects:
(1) child is known energy, the impact of mental behavior growth: the major toxicity of lead acts on hippocampal gyrus and cerebral cortex, this
It it is the pathologic basis causing behavior and intelligence to hinder.The central nervous system of child is in the stage of development, to lead loss evil very
Sensitive.Mainly show as dystropy, many dynamic, study aprosexia.
(2) impact on anthropometic: to body weight, height and blood, digestion, urinary system and the vision of child, listen
Power all has infringement.
(3) impact on child's social life power；Have expert to have employed Japan's S-M social life strength table (to revise
Version) child to be investigated, gauge content includes the power of living on one's own life, motor capacity, performance capacity, intercourse ability, collective livelihood
Ability, the big field of ability of self-management six, result shows social life power and Pb-B highly significant negative correlation, strongly discloses
Lead poisoning seriously damages child's social life power.And up-to-date international research shows that IQ is the basis become a useful person, society business (feeling quotrient)
It is that become a useful person, crucial.In view of social life power is in close relations with society business, lead poisoning causes society to the infringement of social life power
Attention.
After children's lead poisoning, typically no classical symptom shows, and therefore its catholicity and seriousness is easily neglected by people
Depending on.For the child being in growth and development stage, lead is the most serious to the harm of central nervous system function.When child's blood lead content
Every liter more than 10 microgram time, i.e. intelligent development is produced irreversible infringement, and the most not be enough to arouse attention
Clinical manifestation.
If human body can be worked the mischief from the foregoing, it will be observed that with the addition of lead in the artware of people's everyday exposure, increase simultaneously
Add multiple element and also preparation process is caused certain difficulty.
With reference to the smelting technology of copper-nickel alloy in " casting handbook ", first use phosphor-copper deoxidation, manganese metal final deoxidizing.
Alloying ingredient composition presses Ni18%, Zn8%, Sn4%, and remaining is Cu, molten alloy 150Kg, charging sequence: first add
Enter the zinc of whole copper and mickels and 1/3, after add coverture and be warming up to 1300 DEG C, add phosphor-copper deoxidation (0 .2%), then add all
Stannum and remaining zinc are warming up to 1350 DEG C, add manganese metal final deoxidizing (0 .5%), come out of the stove and water analysis sample and send out a little and rise, are not
It is obvious that pour into a mould test piece for welding, mechanical property coupon, mobility sample (sand mold), dead head is substantially sent out and is risen, pouring cast part Australia
The little kwan-yin of door, is pore copper after modification, and this kind of smelting technology is not suitable for the melting of copper-nickel alloy.Though this technique solves copper-nickel alloy fusion process
Oxygen uptake problem, but hydrogen is when copper-nickel alloy is become liquid phase by solid phase (fusing point 1080 DEG C), and meltage has a sudden change, causes a large amount of suction
Hydrogen；When opposite thermal is down to 1080 DEG C, the dissolubility in copper liquid of hydrogen has a sudden change equally, drastically reduces, at slow solidification
During formed Precipitating gas hole, in pin hole, be intensive bubble when gathering more, after causing foundry goods solidify position have pore, emit
Sending out at Kou and rise, thus seriously reduce the easy oxygen uptake when melting of casting quality copper-nickel alloy material, the foundry goods of casting is easily generated pore
Class defect, the most common smelting technology can not reach the requirement needed for artware.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of nickel zinc high intensity White brass alloy and preparation method thereof.
For achieving the above object, the technical scheme that the present invention takes is:
A kind of nickel zinc high intensity White brass alloy and preparation method thereof, is prepared from by the raw material of following weight portion:
Ni 20～40 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
Further, a kind of nickel zinc high intensity White brass alloy, the raw material of following weight portion it is prepared from:
Ni 22～38 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
Further, a kind of nickel zinc high intensity White brass alloy, described Zn 33 parts, Mn 25 parts, P 15 parts, Fe 6 parts, Al
11 parts, remaining is copper.
The preparation method of a kind of nickel zinc high intensity White brass alloy, comprises the steps:
S1: first weigh Ni 22～38 parts, Zn 30～35 parts and copper joins in smelting furnace, adds manganese dioxide as oxidant
After mixing, melting at temperature 1200-1400 DEG C, fusing time is to obtain molten metal bath in 2～4 hours；
S2: weigh Mn 20～that 30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts join that step S1 obtains is melted
In the smelting furnace of molten metal, continue to be heated to 1430 DEG C～1660 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
Further, the fusion temperature of described step S1 is 1300 DEG C, and fusing time is 3 hours.
Further, the fusion temperature of described step S2 is 1500 DEG C.
Further, the phosphor copper in described step S3 is CuP12 or CuP14.
The performance that White brass alloy of the present invention enables to White brass alloy is more preferable, and tensile strength degree of corrosion etc. the most more meets technique
Product necessary requirement, can not only keep the distinctive color intensity of copper-nickel alloy and hardness, and more ring for follow-up produced artware
Protect the routine use demand more meeting people.Containing zinc in the present invention, zinc can be solid-solution among copper nickel in a large number, produces solution strengthening
Effect, and anticorrosive.White brass alloy of the present invention has high intensity and corrosion resistance, and elasticity is also preferable, specious, and
Cheap can be cost-effective.
The present invention uses high temperature degumming to make alloy melting abundant, and impurity floats, and after standing cooling, disposes surface with instrument
Oxidation impurities so that the White brass alloy impurity made is less, more safety and environmental protection.
Nickel metal is to have hard and have ductility and have ferromagnetic metallic element, and it can high polish and anti-corruption
Erosion.On market, the price of nickel remains high always, if using too much nickel metal in White brass alloy, although enable to
White brass alloy reaches good performance, but can increase much for production cost, does not reaches and cheap can save into, adopts
With in CuP12 or CuP14, and CuP14, P content is 13～15%, and Fe is not more than 0 .15%, fusion temperature be 900～
1020 degree, fragility.Melting for White brass alloy, it is possible to effectively remove the oxygen in copper melts, substantially reduce oxide inclusion, thus
The mechanical property of alloy can be improved.With oxidation smelting, manganese dioxide is 1% as oxidant, addition, utilizes two
Manganese oxide can be good at the oxygen uptake problem during solution alloy melting, and when making the White brass alloy of preparation pour into a mould, pore is few, raw
The casting quality produced is good.
Detailed description of the invention
In order to make objects and advantages of the present invention clearer, below in conjunction with embodiment, the present invention is carried out the most in detail
Explanation.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The present invention is prepared from by the raw material of following weight portion:
Ni 20～40 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
A kind of nickel zinc high intensity White brass alloy, is prepared from by the raw material of following weight portion:
Ni 22～38 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
A kind of nickel zinc high intensity White brass alloy, described Zn 33 parts, Mn 25 parts, P 15 parts, Fe 6 parts, Al 11 parts, remaining
For copper.
The preparation method of a kind of nickel zinc high intensity White brass alloy, comprises the steps:
S1: first weigh Ni 22～38 parts, Zn 30～35 parts and copper joins in smelting furnace, adds manganese dioxide as oxidant
After mixing, melting at temperature 1200-1400 DEG C, fusing time is to obtain molten metal bath in 2～4 hours；
S2: weigh Mn 20～that 30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts join that step S1 obtains is melted
In the smelting furnace of molten metal, continue to be heated to 1430 DEG C～1660 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
The fusion temperature of described step S1 is 1300 DEG C, and fusing time is 3 hours.
The fusion temperature of described step S2 is 1500 DEG C.
Phosphor copper in described step S3 is CuP12 or CuP14.
Embodiment 1:
S1: first weigh Ni 22 parts, Zn 35 parts and copper and join in smelting furnace, adds manganese dioxide and mixes it as oxidant
After, melting at temperature 1400 DEG C, fusing time is to obtain molten metal bath in 4 hours；
S2: weigh Mn 30 parts, P 18 parts, Fe 4 parts, Al 15 parts join the smelting furnace of the molten metal bath that step S1 obtains
In, continue to be heated to 1430 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
Embodiment 2:
S1: first weigh Ni 22 parts, Zn 30 parts and copper and join in smelting furnace, adds manganese dioxide and mixes it as oxidant
After, melting at temperature 1400 DEG C, fusing time is to obtain molten metal bath in 2 hours；
S2: weigh Mn30 part, P 18 parts, Fe7 part, Al15 part join in the smelting furnace of the molten metal bath that step S1 obtains,
Continue to be heated to 1430 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
Embodiment 3:
S1: first weigh Ni 22 parts, Zn 30 parts and copper and join in smelting furnace, adds manganese dioxide and mixes it as oxidant
After, melting at temperature 1200 DEG C, fusing time is to obtain molten metal bath in 2 hours；
S2: weigh Mn 25 parts, P 15 parts, Fe 5 parts, Al 11 parts join the smelting furnace of the molten metal bath that step S1 obtains
In, continue to be heated to 1560 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
The performance that White brass alloy of the present invention enables to White brass alloy is more preferable, and tensile strength degree of corrosion etc. the most more meets technique
Product necessary requirement, can not only keep the distinctive color intensity of copper-nickel alloy and hardness, and more ring for follow-up produced artware
Protect the routine use demand more meeting people.Containing zinc in the present invention, zinc can be solid-solution among copper nickel in a large number, produces solution strengthening
Effect, and anticorrosive.White brass alloy of the present invention has high intensity and corrosion resistance, and elasticity is also preferable, specious, and
Cheap can be cost-effective.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a nickel zinc high intensity White brass alloy, it is characterised in that be prepared from by the raw material of following weight portion:
Ni 20～40 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
A kind of nickel zinc high intensity White brass alloy the most according to claim 1, it is characterised in that by the raw material of following weight portion
It is prepared from:
Ni 22～38 parts, Zn 30～35 parts, Mn 20～30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts, remaining
For copper.
A kind of nickel zinc high intensity White brass alloy the most according to claim 1, it is characterised in that described Zn 33 parts, Mn 25
Part, P 15 parts, Fe 6 parts, Al 11 parts, remaining is copper.
The preparation method of a kind of nickel zinc high intensity White brass alloy the most according to claim 1, it is characterised in that include as follows
Step:
S1: first weigh Ni 22～38 parts, Zn 30～35 parts and copper joins in smelting furnace, adds manganese dioxide as oxidant
After mixing, melting at temperature 1200-1400 DEG C, fusing time is to obtain molten metal bath in 2～4 hours；
S2: weigh Mn 20～that 30 parts, P 12～18 parts, Fe 4～7 parts, Al 5～15 parts join that step S1 obtains is melted
In the smelting furnace of molten metal, continue to be heated to 1430 DEG C～1660 DEG C, prepare alloy solution；
S3: step S2 is obtained alloy solution addition deoxidizer phosphor copper and carries out deoxidation, eventually form the White brass alloy of liquid
Pour into a mould.
A kind of nickel zinc high intensity White brass alloy the most according to claim 5 and preparation method thereof, it is characterised in that described step
The fusion temperature of rapid S1 is 1300 DEG C, and fusing time is 3 hours.
A kind of nickel zinc high intensity White brass alloy the most according to claim 5 and preparation method thereof, it is characterised in that described step
The fusion temperature of rapid S2 is 1500 DEG C.
A kind of nickel zinc high intensity White brass alloy the most according to claim 5 and preparation method thereof, it is characterised in that described step
Phosphor copper in rapid S3 is CuP12 or CuP14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772122.1A CN106086517A (en) | 2016-08-31 | 2016-08-31 | A kind of nickel zinc high intensity White brass alloy and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610772122.1A CN106086517A (en) | 2016-08-31 | 2016-08-31 | A kind of nickel zinc high intensity White brass alloy and preparation method thereof |
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| CN106086517A true CN106086517A (en) | 2016-11-09 |
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| CN201610772122.1A Pending CN106086517A (en) | 2016-08-31 | 2016-08-31 | A kind of nickel zinc high intensity White brass alloy and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403500A (en) * | 2021-06-21 | 2021-09-17 | 宁波博威合金材料股份有限公司 | High-strength high-elasticity corrosion-resistant high-nickel-manganese-white copper alloy and preparation method and application thereof |
| CN114277281A (en) * | 2021-11-24 | 2022-04-05 | 宁波博威合金材料股份有限公司 | Easily-processed high-zinc cupronickel alloy and preparation method and application thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502488A (en) * | 2011-02-04 | 2014-01-08 | 宝世达瑞士金属股份公司 | Cu-Ni-Zn-Mn alloy |
| CN105803251A (en) * | 2016-04-29 | 2016-07-27 | 南京晨光艺术工程有限公司 | White copper alloy and preparation technique thereof |
-
2016
- 2016-08-31 CN CN201610772122.1A patent/CN106086517A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103502488A (en) * | 2011-02-04 | 2014-01-08 | 宝世达瑞士金属股份公司 | Cu-Ni-Zn-Mn alloy |
| CN105803251A (en) * | 2016-04-29 | 2016-07-27 | 南京晨光艺术工程有限公司 | White copper alloy and preparation technique thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403500A (en) * | 2021-06-21 | 2021-09-17 | 宁波博威合金材料股份有限公司 | High-strength high-elasticity corrosion-resistant high-nickel-manganese-white copper alloy and preparation method and application thereof |
| CN113403500B (en) * | 2021-06-21 | 2022-04-22 | 宁波博威合金材料股份有限公司 | High-strength high-elasticity corrosion-resistant high-nickel-manganese-white copper alloy and preparation method and application thereof |
| CN114277281A (en) * | 2021-11-24 | 2022-04-05 | 宁波博威合金材料股份有限公司 | Easily-processed high-zinc cupronickel alloy and preparation method and application thereof |
| CN114277281B (en) * | 2021-11-24 | 2022-09-13 | 宁波博威合金材料股份有限公司 | Easily-processed high-zinc cupronickel alloy and preparation method and application thereof |
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Application publication date: 20161109 |