CN104073679A - Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof - Google Patents
Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof Download PDFInfo
- Publication number
- CN104073679A CN104073679A CN201410300111.4A CN201410300111A CN104073679A CN 104073679 A CN104073679 A CN 104073679A CN 201410300111 A CN201410300111 A CN 201410300111A CN 104073679 A CN104073679 A CN 104073679A
- Authority
- CN
- China
- Prior art keywords
- alloy
- rare earth
- copper
- environment
- yttrium
- 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
Links
Abstract
The invention discloses an environment-friendly rare earth aluminum brass alloy with high corrosion resistance and a preparation method thereof, and belongs to the technical field of smelting and casting of nonferrous metals and corrosion resistant materials. The environment-friendly rare earth aluminum brass alloy with high corrosion resistance comprises the components in percentage by weight: 76.0-79.0 percent of copper (Cu), 1.8-2.5 percent of aluminum (Al), 0.01-0.05 percent of yttrium (Y), 0.2-0.6 percent of cobalt (Co), not more than 0.65 percent of the total of impurities and the balance being zinc (Zn). According to the aluminum brass alloy, by adding the traces of rare earth yttrium element, grains are effectively refined, the tissue and corrosion resistant performance of the aluminum brass alloy can be controlled, and a toxic element like arsenic in the traditional corrosion-resistant aluminum brass alloy is replaced, so that the aim of environment protection is fulfilled; by adding the traces of cobalt element, the grains are further refined, and the tensile performance, the plasticity, the strength and the hardness of the alloy are improved. The novel alloy has the characteristics of high performance and high corrosion resistance, and is environment-friendly and low in cost; the energy is saved and the consumption is reduced; therefore, the environment-friendly rare earth aluminum brass alloy has good popularization and application values.
Description
Technical field
The present invention relates to a kind of high anti-corrosion environmental protection rare earth alumin(i)um yellow brass and preparation method thereof, belong to smelting non-ferrous metal casting and the corrosion-resistant technical field of material.
Background technology
High Vulcan metal is because having the mechanical properties such as good corrosion resisting property, high temperature resistant, high pressure resistant, high anti-freezing performance, and is widely used in the numerous areas such as nuclear power, sun power and wind-power electricity generation heat exchanger, sea water desaltination, opportunity of combat and power machine hydraulic efficiency system, vehicle synchronous ring gear, rocket engine liner, satellite-navigation gyrostat and petrochemical complex.The current Vulcan metal of China mainly contains " iron white copper " and " anti-corrosion complex brass " two large series, and iron white copper series represents that alloy is B10 and B30, and anti-corrosion complex brass series represents that alloy is HSn70-1A and HA177-2A.B10 and B30 because of its nickel content high, expensive, application cost is higher; Arsenic (As) unit of improving corrosion resisting property in HSn70-1A and HA177-2A alloy have severe toxicity, easily produces toxic gas and dust, not only contaminate environment, more serious harm people's health in production process.
Summary of the invention
Technical assignment of the present invention is to develop a kind of low cost and high corrosion resistance capability environmental protection rare earth alumin(i)um yellow brass for the problem existing in above-mentioned Vulcan metal field.
To achieve these goals, a kind of high anti-corrosion environmental protection rare earth alumin(i)um yellow brass is proposed according to the present invention, it is characterized in that, this alloy is made up of the component of following weight percent: copper (Cu) 75.0～78.0%, aluminium (Al) 1.7～2.2%, yttrium (Y) 0.01～0.05%, cobalt (Co) 0.2～0.6%, impurity summation is not more than 0.04%, and zinc (Zn) is surplus.
Preferably, this alloy is made up of the component of following weight percent: copper (Cu) 77.0%, aluminium (Al) 2.2%, yttrium (Y) 0.03%, cobalt (Co) 0.4%, impurity summation is not more than 0.04%, and zinc (Zn) is surplus.
The present invention also provides the preparation method of the anti-corrosion environmental protection rare earth of above-mentioned height alumin(i)um yellow brass, comprises following steps:
(1) in power frequency cored induction melting furnace, add Cu-CATH-1, smelting temperature is 1080～1120 DEG C;
(2) at copper liquid surface coverage charcoal, thickness is 150～200mm;
(3) in copper melts, add zinc ingot metal;
(4) in alloy melt, add the copper-aluminium master alloy that aluminium quality percentage composition is 50%;
(5) in alloy melt, adding containing yttrium quality percentage composition is 10% or 15% bronze medal yttrium master alloy;
(6) in alloy melt, add cobalt metal;
(7) drag for slag after fully stirring, after slagging-off, be sampled to and on spectrograph, carry out composition analysis;
(8) alloying constituent meet the demands rear converter to holding furnace leave standstill ten minutes, cast afterwards.
The present invention, by adding tissue and the corrosion resisting property of the effective crystal grain thinning of trace rare-earth yttrium, regulation and control alumin(i)um yellow brass, has substituted poisonous element arsenic in traditional anticorodal aluminum brass, has realized the object of environmental protection; By adding the further crystal grain thinning of trace cobalt element, improve alloy tensile property, plasticity, intensity and hardness.This novel alloy has high-performance, high anti-corrosion, environmental protection, low cost, the feature such as energy-saving and cost-reducing, thereby has good application value.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
The high anti-corrosion environmental protection rare earth alumin(i)um yellow brass of one of the present invention, its alloying constituent mainly comprises the elements such as copper, zinc, aluminium, yttrium, cobalt, its each component is respectively by weight percentage: copper (Cu) 75.0～78.0%, aluminium (Al) 1.7～2.2%, yttrium (Y) 0.01～0.05%, cobalt (Co) 0.2～0.6%, impurity summation is not more than 0.04%, and zinc (Zn) is surplus.
In power frequency cored induction melting furnace, adding mass percent is the Cu-CATH-1 of budget alloy total amount approximately 74%, and smelting temperature is 1080～1120 DEG C.After In Crystal Solid Copper melts completely, the charcoal that is 150～200mm at copper liquid surface coverage thickness.In copper melts, adding mass percent is the zinc ingot metal of budget alloy total amount approximately 22%, add simultaneously mass percent be 4% containing aluminium 50% copper-aluminium master alloy.Main alloying element dissolve completely rear interpolation mass percent approximately 0.3% containing the copper yttrium master alloy of yttrium 10% and the cobalt metal of mass percent approximately 0.4%.After fully stirring, drag for slag, be sampled on spectrograph and carry out composition analysis after slagging-off, alloying constituent meets the demands rear converter to being incubated (1090 DEG C of holding temperatures) stove standing ten minutes, casts afterwards.Can be cast into flat ingot casting or cylinder shape ingot casting according to Production requirement.
The optimized alloy mass percentage obtaining according to above-mentioned embodiment is: copper (Cu) 77.0%, aluminium (Al) 2.2%, yttrium (Y) 0.03%, cobalt (Co) 0.4%, impurity summation is 0.04%, and zinc (Zn) is 20.33%.
Above-mentioned alloy is carried out to the measurement of mechanical property and corrosion resisting property, as shown in the table with above-mentioned optimized formula and aluminum brass contrast, height of the present invention is anti-corrosion, and environmental protection aluminum brass has improved solidity to corrosion, mechanical property and hardness.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (3)
1. one kind high anti-corrosion environmental protection rare earth alumin(i)um yellow brass, it is characterized in that, this alloy is made up of the component of following weight percent: copper (Cu) 75.0～78.0%, aluminium (Al) 1.7～2.2%, yttrium (Y) 0.01～0.05%, cobalt (Co) 0.2～0.6%, impurity summation is not more than 0.04%, and zinc (Zn) is surplus.
2. the anti-corrosion environmental protection rare earth of height according to claim 1 alumin(i)um yellow brass, it is characterized in that, this alloy is made up of the component of following weight percent: copper (Cu) 77.0%, aluminium (Al) 2.2%, yttrium (Y) 0.03%, cobalt (Co) 0.4%, impurity summation is not more than 0.04%, and zinc (Zn) is surplus.
3. the preparation method of the anti-corrosion environmental protection rare earth of height as claimed in claim 1 or 2 alumin(i)um yellow brass, is characterized in that, comprises following steps:
(1) in power frequency cored induction melting furnace, add Cu-CATH-1, smelting temperature is 1080～1120 DEG C;
(2) at copper liquid surface coverage charcoal, thickness is 150～200mm;
(3) in copper melts, add zinc ingot metal;
(4) in alloy melt, add containing aluminium 50% copper-aluminium master alloy;
(5) in alloy melt, add containing yttrium 10% or 15% bronze medal yttrium master alloy;
(6) in alloy melt, add cobalt metal;
(7) drag for slag after fully stirring, after slagging-off, be sampled to and on spectrograph, carry out composition analysis;
(8) alloying constituent meet the demands rear converter to holding furnace leave standstill ten minutes, cast afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410300111.4A CN104073679A (en) | 2014-06-30 | 2014-06-30 | Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410300111.4A CN104073679A (en) | 2014-06-30 | 2014-06-30 | Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104073679A true CN104073679A (en) | 2014-10-01 |
Family
ID=51595277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410300111.4A Pending CN104073679A (en) | 2014-06-30 | 2014-06-30 | Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104073679A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313387A (en) * | 2014-10-09 | 2015-01-28 | 济南大学 | Corrosion-resistant brass material and preparation method thereof |
| CN114959354A (en) * | 2022-05-30 | 2022-08-30 | 安顺学院 | Steel-brass bimetallic material and manufacturing process and die thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH111736A (en) * | 1997-06-09 | 1999-01-06 | Chuetsu Gokin Chuko Kk | Brass alloy material for heating device |
| CN101343702A (en) * | 2008-09-03 | 2009-01-14 | 浙江天申铜业有限公司 | Leadless environment friendly silicon brass alloy material suitable for gravity force cast and manufacture method thereof |
| CN101343703A (en) * | 2008-09-03 | 2009-01-14 | 浙江天申铜业有限公司 | Leadless environment friendly silicon brass alloy material suitable for gravity force cast and manufacture method thereof |
| CN102829657A (en) * | 2012-08-16 | 2012-12-19 | 江苏仓环铜业股份有限公司 | High temperature resistant sintered heat tube and producing method thereof |
-
2014
- 2014-06-30 CN CN201410300111.4A patent/CN104073679A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH111736A (en) * | 1997-06-09 | 1999-01-06 | Chuetsu Gokin Chuko Kk | Brass alloy material for heating device |
| CN101343702A (en) * | 2008-09-03 | 2009-01-14 | 浙江天申铜业有限公司 | Leadless environment friendly silicon brass alloy material suitable for gravity force cast and manufacture method thereof |
| CN101343703A (en) * | 2008-09-03 | 2009-01-14 | 浙江天申铜业有限公司 | Leadless environment friendly silicon brass alloy material suitable for gravity force cast and manufacture method thereof |
| CN102829657A (en) * | 2012-08-16 | 2012-12-19 | 江苏仓环铜业股份有限公司 | High temperature resistant sintered heat tube and producing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104313387A (en) * | 2014-10-09 | 2015-01-28 | 济南大学 | Corrosion-resistant brass material and preparation method thereof |
| CN104313387B (en) * | 2014-10-09 | 2016-08-17 | 济南大学 | A kind of corrosion-resistant brass material and preparation method thereof |
| CN114959354A (en) * | 2022-05-30 | 2022-08-30 | 安顺学院 | Steel-brass bimetallic material and manufacturing process and die thereof |
| CN114959354B (en) * | 2022-05-30 | 2022-11-04 | 安顺学院 | Steel-brass bimetal material and manufacturing process and die thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104004946B (en) | 690-730MPa superstrength 80-100mm hardening capacity aluminium alloy and preparation method thereof | |
| CN100467644C (en) | Composite aluminium alloy for piston and producing process | |
| CN104561690A (en) | High-plasticity cast aluminum alloy and extrusion casting preparation method thereof | |
| WO2014117684A1 (en) | Lead-free easy-to-cut corrosion-resistant brass alloy with good thermoforming performance | |
| CN102828064B (en) | Lead-free free-cutting brass alloy and preparation method thereof | |
| CN108165853B (en) | Magnesium alloy with high electromagnetic shielding efficiency and preparation method thereof | |
| CN102776409B (en) | Technology for preparing corrosion-resistant copper alloy | |
| CN101597709A (en) | A kind of environmentally friendly cast aluminium alloy and manufacture method thereof | |
| CN109252170B (en) | Aluminum alloy sacrificial anode resistant to high-temperature oil stain seawater | |
| CN113293384A (en) | Zinc-free aluminum alloy sacrificial anode | |
| CN102304651B (en) | Casting aluminum-silicon alloy and strengthening method thereof | |
| CN103305732A (en) | Method for preparing rare-earth yttrium containing super-high-strength wrought aluminium alloy | |
| CN103276262A (en) | High intensity Al-Si-Cu alloy and smelting method thereof | |
| CN102676874A (en) | Material and casting process method for lanthanum-copper bearing retainer | |
| CN102277521B (en) | High-temperature high-tenacity single-phase solid-solution magnesium rare earth base alloy and preparation method thereof | |
| CN102296218A (en) | High-strength heat-resistant magnalium alloy | |
| CN104073679A (en) | Environment-friendly rare earth aluminum brass alloy with high corrosion resistance and preparation method thereof | |
| CN103789569B (en) | Bearing holder material and manufacture method thereof | |
| CN103290266A (en) | High aluminum zinc alloy and preparation method and heat treatment method thereof | |
| CN103233142B (en) | Anti-corrosion free-cutting deformation aluminium zinc | |
| CN102676877B (en) | Iron white copper alloy and preparation method thereof | |
| CN103305730A (en) | Novel Al-Si-Mg-Cu-Sr cast alloy | |
| CN104046815A (en) | Preparation method of low-silicon lead-substituted copper alloy wire for automobile | |
| CN103882268A (en) | Aluminum alloy material for triangular valves and preparation method thereof | |
| CN103146939A (en) | Method for reducing content of lead in lead brass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |