CN101592186B - Axle bush and sleeve - Google Patents
Axle bush and sleeve Download PDFInfo
- Publication number
- CN101592186B CN101592186B CN2009101598257A CN200910159825A CN101592186B CN 101592186 B CN101592186 B CN 101592186B CN 2009101598257 A CN2009101598257 A CN 2009101598257A CN 200910159825 A CN200910159825 A CN 200910159825A CN 101592186 B CN101592186 B CN 101592186B
- Authority
- CN
- China
- Prior art keywords
- bushing
- axial sleeve
- present
- sleeve
- percent
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses axle bush and sleeve, which are characterized in that the shaft bush and the shaft sleeve are made of a cobalt-base alloy, wherein the cobalt-base alloy comprises the following components in percentage by weight: 10 to 40 percent of Cr, not more than 15 percent of Ni, 0.1 to 15 percent of W, 0.1 to 10 percent of Mo, 0.01 to 5.0 percent of V, 0.01 to 5.0 percent of Ti, 0.01to 1.5 percent of C, 0.01 to 20 percent of Fe, 0.01 to 5.0 percent of Al, 0.1 to 3.0 percent of Mn, 0.01 to 5.0 percent of Nb, 0.1 to 3.0 percent of Si, and the balance of Co.
Description
Technical field
The present invention relates to the equipment of metallurgy industry and hot coating, be specifically related to a kind of axial sleeve of bushing of sink roller and stable roller.
Background technique
Hot coating is because the manufacturing efficiency height has obtained application comparatively widely in metallurgical and Coated Steel industry at present.But the used axial sleeve of bushing of roller and stable roller that sinks at present mostly adopts iron-based material, ceramic material or surface spraying material.Yet the iron-based material is not wear-resistant, working life is short, wear surface is coarse, deep trench is arranged; Ceramic material in use is easy to produce because of the cracking that impact causes, working life instability; The sprayfused coating thickness of surface spraying material is limited.
Summary of the invention
The invention provides a kind of axial sleeve of bushing, its material is a cobalt base alloy, described cobalt base alloy comprises by weight: the Cr of 10%-40%, 0.1%～15% Ni, 0.1%～15% W, 0.1%～10% Mo, 0.01%～5.0% V, 0.01%～5.0% Ti, 0.01%～1.5% C, 0.01%～20% Fe, 0.01%～5.0% Al, 0.1%～3.0% Mn, 0.01%～5.0% Nb, 0.1%～3.0% Si, all the other are Co.
The axial sleeve of bushing at sinking roller provided by the invention and stable roller two ends is under the operating conditions of hot-dip aluminizing zinc liquid, heat galvanizing liquid, hot dip zinc-aluminium, hot dip fine aluminium liquid etc., have good corrosion-resistant, wear-resistant, wear surface level and smooth, heat-conducting property, enough intensity, specific elongation, less thermal expansion coefficient, low good heat-resistant anti-fatigue parameters such as Young's modulus, compare with the ceramic material axial sleeve of bushing with existing iron-based material, life-span and reliable and stable degree improve greatly.
Description of drawings
Fig. 1 is according to axial sleeve of bushing structural representation of the present invention.
Fig. 2 is that axial sleeve of bushing according to the present invention cuts open into semicircular structural representation vertically.
Fig. 3 is the structural representation that adds flange according to axial sleeve of bushing of the present invention end.
Fig. 4 is the structural representation that adds flange and end cap according to axial sleeve of bushing of the present invention end.
Fig. 5 A is the corrosion proof photo that illustrates according to axial sleeve of bushing of the present invention.
Fig. 5 B is the corrosion proof photo that illustrates according to the axial sleeve of bushing of prior art.
Fig. 6 A and Fig. 6 B are the photos according to the wear resistance of axial sleeve of bushing of the present invention.
Fig. 7 is the photo according to the wear resistance of the axial sleeve of bushing of the iron-based material of prior art.
Fig. 8 is the photo according to the wear resistance of the axle sleeve of the surface spraying of prior art.
Embodiment
Below in conjunction with embodiment and accompanying drawing axial sleeve of bushing of the present invention is described in detail.
The present invention adopts the component of the axial sleeve of bushing of sinking roller and stable roller to be by weight percentage: the Cr of 10%-40%, 0.1%～15% Ni, 0.1%～15% W, 0.1%～10% Mo, 0.01%～5.0% V, 0.01%～5.0% Ti, 0.01%～1.5% C, 0.01%～20% Fe, 0.01%～5.0% Al, 0.1%～3.0% Mn, 0.01%～5.0% Nb, 0.1%～3.0% Si, all the other are Co.
Below with the effect of each component in the specific explanations axial sleeve of bushing.
Chromium (Cr) is the important alloying element of cobalt base alloy, and high chromium content guarantees the oxidative stability and the corrosion resistance of alloy, chromium and cobalt can form a series of different tissues structures mutually and intermetallic compounds.Chromium and carbon form Cr easily simultaneously
7C
3, Cr
23C
6Carbide reinforced phase and solution strengthening matrix, chromium can significantly improve the room temperature and the mechanical behavior under high temperature of cobalt base alloy.Chromium content is crossed the low resistance to high temperature corrosion performance that will reduce cobalt base alloy, and the chromium too high levels will reduce the creep rupture strength of cobalt base alloy.In the present invention, preferably, the content of chromium is 10% to 40% by weight in the cobalt base alloy.More preferably, take into account room temperature and mechanicals behavior under high temperature such as corrosion resistance, resistance to high temperature corrosion performance, creep rupture strength, the content of chromium is decided to be 20%-30%.
Nickel (Ni) solid solution well in the Co matrix, nickel are as the essential element of stable alpha-Co and fault quantity in cobalt base alloy, might form Co in cobalt base alloy
3Ni and CoNi
3Ordered phase, nickel can improve toughness, but can not improve the intensity of cobalt base alloy, no invigoration effect.In the present invention, preferably, the content of nickel is less than 15% by weight in the cobalt base alloy.If the content of Ni surpasses 15%, then will to a certain degree reduce the intensity of cobalt base alloy.Preferably, the content of nickel is 0.1% to 10% by weight.
The alloying element of carbon and adding such as Cr, W, Mo etc. form carbide, obtain certain tissue and intensity.In the present invention, the content of carbon is 0.01% to 1.5% by weight.
Iron is the element of strong stable alpha-Co, and γ-Fe and infinitely solid solution of α-Co.Increase with iron-holder that hardness as, cobalt base alloy descends, magnetic conductivity increases, and iron promotes intermetallic compounds σ in the cobalt base alloy to reach the generation of skeleton shape carbide mutually.In the present invention, the content of iron is 0.01%～20% by weight, is preferably 0.01%～15%.
Tungsten can promote carbide form to strengthen the second phase invigoration effect, and itself again can the solution strengthening matrix, is the solution strengthening element.Cobalt and tungsten can form WCo
3, W
6Co
7Phase in the middle of two kinds.Along with variation of temperature, the solubility of tungsten changes.In the present invention, preferably, the content of tungsten is 0.1% to 15% by weight.More preferably, the content of tungsten is 0.1% to 10%.
Molybdenum also can promote carbide form to strengthen the second phase invigoration effect, and is similar with the effect of tungsten, and itself also can the solution strengthening matrix, is the solution strengthening element.But molybdenum is harmful to the high-temperature corrosion resistance of cobalt base alloy.In the present invention, preferably, the content of molybdenum is 0.1% to 10% by weight.More preferably, the content of molybdenum is 0.1% to 5.5%.
The solid solution of vanadium (V) element and precipitation strength matrix, and resistance to heat is improved significantly.Simultaneously can reduce the generation that alloy is the hot crack of hot stage to a certain extent before cool to room temperature, promptly avoid cracking to a certain extent.In the present invention, the content of vanadium is 0.01% to 5.0% by weight.More preferably, the content of vanadium is 0.01% to 3.0%.
The solid solution of titanium (Ti) element and precipitation strength matrix, and resistance to heat is improved significantly.In the present invention, the content of titanium is 0.01% to 5.0% by weight.More preferably, the content of titanium is 0.01% to 3.0%.
Aluminium (Al) has deoxidation, anti-oxidant, solution strengthening effect.In the present invention, the content of aluminium is 0.01% to 5.0% by weight.More preferably, the content of aluminium is 0.01% to 3.0%.
Manganese (Mn) improves the flowability and the castability of alloy, can play deoxidation, slag making.In the present invention, the content of manganese is 0.1% to 3.0% by weight.More preferably, the content of manganese is 0.1% to 2.0%.
Carbon, nitrogen, oxygen in niobium (Nb) and the metal have extremely strong affinity, and the energy crystal grain thinning improves the intensity of metal and improves plasticity and toughness, improves anti-corrosion capacity simultaneously significantly.In the present invention, the content of niobium is 0.01% to 5.0% by weight.More preferably, the content of niobium is 0.01% to 3.0%.
Silicon (Si) also can improve the flowability and the castability of alloy, can play deoxidation, slag making.In the present invention, the content of silicon is 0.1% to 3.0% by weight.More preferably, the content of silicon is 0.1% to 2.0%.
Fig. 1 to Fig. 4 shows the structure according to axial sleeve of bushing of the present invention.With reference to Fig. 3 as can be known, added flange 20, thereby be convenient to install, weld and use in the end of axle sleeve 10, thus the usability of raising axial sleeve of bushing.
In addition,, added flange 20 and end cap 30 respectively, thereby helped protecting center hole and prevent axial motion, improved the usability of axial sleeve of bushing at the two end part of axle sleeve 10 with reference to Fig. 4.
To specifically illustrate specific embodiments of the invention below.
Embodiment 1
The axial sleeve of bushing composition is by weight: Si 0.5%, Mn 0.3%, C 0.6%, Al 0.5%, P＜0.07%, S＜0.07%, V 0.1%, Ti 0.1%, Cr 25%, Fe 6%, Ni 5%, Nb 1.5%, W 3%, Mo 3%, all the other are Co.The axial sleeve of bushing of prior art is starkly lower than axial sleeve of bushing of the present invention service time service time at identical unit, in below 1/3 of axial sleeve of bushing of the present invention service time.
Embodiment 2
The axial sleeve of bushing composition is: Al 0.5%, Si 0.4%, Mn 0.7%, C 0.6%, Cr 20%, Fe 12%, Ni 3%, Nb 1.0%, W 5%, Mo 2%, V 0.2%, Ti 0.2%, all the other are Co.The axial sleeve of bushing of prior art is starkly lower than axial sleeve of bushing of the present invention service time service time at identical unit, in below 1/3 of axial sleeve of bushing of the present invention service time.
Embodiment 3
The axial sleeve of bushing composition is: Al 0.8%, Si 1.0%, C 1.5%, Mn 0.7%, Cr 26%, Fe 12%, Ni 3%, Nb 1.0%, W 5%, Mo 2%, V 0.2%, Ti 0.2%, all the other are Co.The axial sleeve of bushing of prior art is starkly lower than axial sleeve of bushing of the present invention service time service time at identical unit, in below 1/3 of axial sleeve of bushing of the present invention service time.
Fig. 5 A shows the corrosion proof photo according to axial sleeve of bushing of the present invention.Fig. 5 A is cobalt base alloy according to the present invention soaks 58 days rear interfaces in the hot-dip aluminizing zinc pot a pattern, and wherein, the left side is a cobalt base alloy, and the right is an aluminium zinc liquid.As can be seen from Figure 5A, the processing tool marks still exist, and the interface is clear.
Fig. 5 B shows the corrosion resistance photo according to the axial sleeve of bushing of prior art.Fig. 5 B is ferrous alloy soaks 1 day rear interface in the hot-dip aluminizing zinc pot a pattern.Wherein, the left side is a ferrous alloy, and the right is an aluminium zinc liquid.As can be seen from Figure 5B, the interface is difficult to because of heavy corrosion distinguish.
Fig. 6 A and Fig. 6 B are the photos according to the wear resistance of axial sleeve of bushing of the present invention.Fig. 6 A and Fig. 6 B show the wear morphology of axle sleeve use after 15 days according to sinking roller of the present invention.As can be seen from Figure 6A, working surface has slight wearing and tearing.As can be seen from Figure 6B, facade thickness does not have attenuate.
Fig. 7 is the photo according to the wear resistance of the axial sleeve of bushing of the iron-based material of prior art, wherein, the left side in the photo and the middle pattern that shows iron-based material use rear axle housing wearing and tearing in 4 days, the right of photo shows the pattern that the iron-based material is used bearing bush abrasion after 4 days.As can be seen from Figure 7, serious wearing and tearing promptly appear in the axial sleeve of bushing according to the use iron-based material of prior art after the use of short time.
Fig. 8 is the photo according to the wear resistance of the axle sleeve of the surface spraying of prior art, and Fig. 8 shows the photo that the pattern of axle sleeve after using 5 days of spraying sinking roller afterwards carried out on the surface.As can be seen from Figure 8, serious wearing and tearing promptly appear in the axle sleeve according to prior art after the use of short time.
By as can be known above, adopt cobalt base alloy according to axial sleeve of bushing of the present invention, under the corrosion and abrasive conditions of liquid metal, it is good to have intensity, specific elongation, characteristics such as thermal expansion coefficient is lower, the heat-resistant anti-fatigue performance is good, wear-resistant, long service life, wear surface are level and smooth improve a lot than existing axial sleeve of bushing preferably.
Claims (5)
1. axial sleeve of bushing, the material that it is characterized in that axial sleeve of bushing is a cobalt base alloy, described cobalt base alloy comprises by weight: the Cr of 10%-40%, 0.1%～15% Ni, 0.1%～15% W, 0.1%～10% Mo, 0.01%～5.0% V, 0.01%～5.0% Ti, 0.01%～1.5% C, 0.01%～20% Fe, 0.01%～5.0% Al, 0.1%～3.0% Mn, 0.01%～5.0% Nb, 0.1%～3.0% Si, all the other are Co.
2. axial sleeve of bushing according to claim 1 is characterized in that described axial sleeve of bushing is added with flange in the end.
3. axial sleeve of bushing according to claim 1 is characterized in that described axial sleeve of bushing is added with end cap in the end.
4. axial sleeve of bushing according to claim 1, it is characterized in that described cobalt base alloy comprises the Ni of the Cr of 20%-30%, 0.1%-10%, 0.1%～10% W, 0.1%～5.5% Mo, 0.01%～3.0% V, 0.01%～3.0% Ti, 0.01%～1.5% C, 0.01%～15% Fe, 0.01%～3.0% Al, 0.1%～2.0% Mn, 0.01%～3.0% Nb, 0.1%～2.0% Si by weight, all the other are Co.
5. axial sleeve of bushing according to claim 1 is characterized in that described axial sleeve of bushing be used to sink roller or stable roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101598257A CN101592186B (en) | 2009-07-10 | 2009-07-10 | Axle bush and sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101598257A CN101592186B (en) | 2009-07-10 | 2009-07-10 | Axle bush and sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101592186A CN101592186A (en) | 2009-12-02 |
| CN101592186B true CN101592186B (en) | 2011-01-26 |
Family
ID=41407002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101598257A Expired - Fee Related CN101592186B (en) | 2009-07-10 | 2009-07-10 | Axle bush and sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101592186B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104736730B (en) | 2012-04-13 | 2020-02-14 | 安赛乐米塔尔研发有限公司 | Improved bubble pump resistant to molten aluminum erosion |
| CN104263999A (en) * | 2014-10-11 | 2015-01-07 | 上海大学兴化特种不锈钢研究院 | Novel high-plasticity medical cobalt-based alloy |
| US10563695B2 (en) * | 2017-04-14 | 2020-02-18 | Tenneco Inc. | Multi-layered sintered bushings and bearings |
| CN107553070A (en) * | 2017-09-03 | 2018-01-09 | 安徽天裕汽车零部件制造有限公司 | A kind of high efficiency processing method of flange bushing |
| CN111455254B (en) * | 2020-05-08 | 2021-09-21 | 华能国际电力股份有限公司 | Low-cost easy-processing iron-nickel-cobalt-based high-temperature alloy and preparation method thereof |
| CN115255357B (en) * | 2022-08-05 | 2024-02-06 | 北京大陆天瑞激光工程技术有限公司 | Powder material for manufacturing zinc pot shaft sleeve by laser compounding and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86107619A (en) * | 1985-11-05 | 1987-07-29 | 珀金-埃尔默公司 | Amorphous alloy |
| CA2336209A1 (en) * | 1998-06-19 | 1999-12-29 | Gaylord Darrell Smith | Advanced ultra-supercritical boiler tubing alloy |
| CA2261736C (en) * | 1996-07-25 | 2005-06-14 | Schmidt + Clemens Gmbh & Co. | Austenitic nickel-chromium steel alloys |
| CN1854318A (en) * | 2005-04-18 | 2006-11-01 | 黑罗伊斯有限公司 | Enhanced formulation of cobalt alloy matrix compositions |
-
2009
- 2009-07-10 CN CN2009101598257A patent/CN101592186B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86107619A (en) * | 1985-11-05 | 1987-07-29 | 珀金-埃尔默公司 | Amorphous alloy |
| CA2261736C (en) * | 1996-07-25 | 2005-06-14 | Schmidt + Clemens Gmbh & Co. | Austenitic nickel-chromium steel alloys |
| CA2336209A1 (en) * | 1998-06-19 | 1999-12-29 | Gaylord Darrell Smith | Advanced ultra-supercritical boiler tubing alloy |
| CN1854318A (en) * | 2005-04-18 | 2006-11-01 | 黑罗伊斯有限公司 | Enhanced formulation of cobalt alloy matrix compositions |
Non-Patent Citations (3)
| Title |
|---|
| 刘文虎,姜秀玉.ICP-AES法测定钴基高温合金中铌、钽、锆、钼、铝、钛、镧的研究.《材料工程》.2002,(第9期),第40-43页. * |
| 崔凌高.ICP-AES法测定钴基合金中各元素的实验研究.《装备制造技术》.2007,(第8期),第27-28页. * |
| 邵卫东,童潮山,庄伟.新型钴基高温合金成分设计及其组织与性能.《机械工程材料》.2005,第29卷(第9期),第41-44页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101592186A (en) | 2009-12-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101497966B (en) | High-hardness hypereutectic high chromium, manganese, molybdenum and tungsten alloy wear resistant steel material and use thereof | |
| CN101592186B (en) | Axle bush and sleeve | |
| CN100381590C (en) | Corrosion and wear resistant alloy | |
| CN103088249B (en) | Abrasion-resistant alloy cast iron material with high hardness for chute lining plate, and preparation method thereof | |
| US6685881B2 (en) | Stainless cast steel having good heat resistance and good machinability | |
| CA2824238A1 (en) | High thermal diffusivity and high wear resistance tool steel | |
| JPWO2013080684A1 (en) | Ni-Fe-Cr-based alloy and engine valve plated with it | |
| EP3287540B1 (en) | Cr-mn-n austenitic heat-resistant steel and a method for manufacturing the same | |
| CN106893893B (en) | A kind of high-strength low expansion superalloy | |
| EP0027472B1 (en) | Iron-base alloy having excellent molten zinc corrosion resistance | |
| CN101215671B (en) | Material capable of resisting zinc solution corrosive wear and manufacturing method thereof | |
| CN110172693A (en) | A kind of crystal boundary toughening high rigidity ferrio wear-resistant material and preparation method thereof | |
| CN101596583B (en) | Compound centrifugal manufacturing method for axial sleeve of bushing | |
| CN102181803A (en) | Fe-14Mn-6Si-9Cr-5Ni-Nb wear resistant alloy and preparation method thereof | |
| CN104096989B (en) | A kind of engine valve built-up welding iron-based spray welding powder | |
| CN101781741A (en) | Nickel-saving alloy material for gas valve | |
| CN101592187B (en) | Axle bush and axle sleeve | |
| CN104611640B (en) | A kind of high boron iron-based sherardizing steel alloy and preparation method thereof | |
| CN101818298A (en) | Corrosion-resistant medium-silicon-molybdenum-nickel-cobalt nodular cast iron alloy | |
| CN109266988A (en) | A kind of sinking roller and stabilizing roller | |
| CN101597731B (en) | A kind of sinking roller and stabilizing roller | |
| CN102676882B (en) | Alloy material with wear-resistance, heat-resistance, corrosion-resistance, high hardness | |
| CN101597730A (en) | A kind of sinking roller and stable roller | |
| CN102392199A (en) | Material-saving heat-resisting antifriction self-lubricating material | |
| CN101522933A (en) | Hot and corrosion-resistant steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20170710 |