CN102773632A - Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof - Google Patents
Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof Download PDFInfo
- Publication number
- CN102773632A CN102773632A CN2012102876139A CN201210287613A CN102773632A CN 102773632 A CN102773632 A CN 102773632A CN 2012102876139 A CN2012102876139 A CN 2012102876139A CN 201210287613 A CN201210287613 A CN 201210287613A CN 102773632 A CN102773632 A CN 102773632A
- Authority
- CN
- China
- Prior art keywords
- intermediate alloy
- weight ratio
- copper
- filler metal
- brazing filler
- 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.)
- Granted
Links
Abstract
The invention provides a low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and a preparation method thereof. The low-temperature copper-based brazing filler metal is prepared by raw materials in percentage by weight as follows: 4-10% of Ni, 10-30% of Mn, 0.2-1.8% of Zr, 0.2-3.5% of Hf, 0-1% of W, 0-1% of Co, 0.1-0.25% of Ti, 0.02-0.2% of B, 0.8-2.0% of Ge, 0-0.5% of Li and a residual amount of Cu. According to the low-temperature copper-based brazing filler metal provided by the invention, various trace elements are added in copper, so that the using property of the brazing filler metal is improved; a melting process is protected by using gas, a high-temperature resistant quartz glass tube is inserted into molten brazing filler metal alloy after being vacuumized to be in a negative pressure state, so that filament welding strips with different diameters can be directly obtained; techniques of later-stage squeezing, drawing in a reducing manner and the like can be cancelled; the introduction amount of impurities in a production process of the brazing filler metal can be reduced; the cleanliness of the brazing filler metal is improved; the brazing filler metal does not contain an easily-volatile element Zn and can be applicable to vacuum brazing; the brazing filler metal does not contain silver and does not contain any toxic elements; and the brazing filler metal has the advantages of low cost, no pollution, good brazing property and the like.
Description
Technical field
The present invention relates to a kind of high temperature resistant clean steel soldering with can be made into low temperature copper base solder constituent of thread or sheet and preparation method thereof.
Background technology
Impurity in the steel is very big to the production and the serviceability influence of steel, so the research of clean steel is significant.Now, clean steel has been widely used in the materials used under the harsh conditions.Research and develop and produce the high-quality clean steel with good production and serviceability is becoming current wlding industrial development with brazing material a important directions.
Steel soldering in use at present connects used solder has tinbase, money base, copper base, manganese base, Ni-based etc., and the tin-based solder fusing point is lower, but intensity is also lower; Silver-base solder contains noble metal silver, and price comparison is expensive, and elevated temperature strength and creep strength are lower, but temperature is above after 400 ℃, and the intensity of soldered fitting sharply descends; Manganese base and nickel-based solder strength ratio are higher, but fusion temperature is higher, cause the steel grain coarsening easily, influence the serviceability of steel matrix, so the most suitable with copper base solder.The copper base solder of the existing high temperature service condition that does not contain Volatile Elements zinc is following:
But the solder one of production technology production at present is an ordinary copper base solder brazing temperature drift, is prone to the mother metal tissue is affected; The 2nd, impurity content wherein is generally higher, can not satisfy the instructions for use of clean steel soldering.
Summary of the invention
The object of the invention provides a kind of high temperature resistant clean steel with low temperature copper base solder and preparation method thereof to existing weak point in the above-mentioned prior art just.
The object of the invention can be realized through following technique measures:
High temperature resistant condition copper base solder of the present invention is processed by following weight percentages: Ni4-10%, Mn10-30%, Zr0.2～1.8%, Hf0.2-3.5%, W0%-1%, Co0%-1%, Ti0.1～0.25%, B0.02%-0.2%, Ge0.8～2.0%, Li0%-0.5%, surplus is Cu.
High temperature resistant condition low temperature copper base solder preparation method according to the invention is realized by following step:
A, high-melting-point element Ni, Zr, Hf, W, Co are smelted into intermediate alloy A1, A2, A3, A4, A5 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio; Said intermediate alloy A4 is made up of the Cu:W=98:2 of weight ratio; Said intermediate alloy A5 is made up of the Cu:Co=95:5 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge, Li and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3, B4 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio; Said intermediate alloy B4 is the Cu:Li=98:2 by weight ratio;
C, the copper of surplus and intermediate alloy A1 or A1, A4 or A1, A5 or A1, A4, A5 are placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3 or B2, B3, B4;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with different-diameter; Obtain different-diameter filament welding rod, said welding rod is rolled gets banded solder.
The present invention adds a spot of Zr, Hf, W, Co, Ti, B, Ge, Li on the basis of Cu, Ni, Mn alloy system.The interpolation of trace Ti can improve the wettability of solder to steel, reduces component segregation, crystal grain thinning, raising plasticity, improves the processing characteristics of solder.The alloy structure of the adding ability refinement solder of Zr element improves its plasticity and toughness and elevated temperature strength.For plasticity and the cleanliness factor that further improves copper base solder added trace elements such as B, Ge in solder; The B element can stop the solder oxidation and can suppress gas and in molten solder, dissolve; Its atomic radius is smaller, in brazing process, can be diffused into the inner bonding strength that improves of matrix fast; The adding of Ge can reduce the fusion temperature of solder significantly, improves the antioxygenic property of solder, and crystal grain thinning improves stream shop performance and wetability, prevents the evaporation of Mn.Pure Hf has plasticity, is prone to good performances such as processing, high-temperature-resistant and anti-corrosion, in solder, adds micro-Hf and can form thermodynamically stable HfC with the carbon in the steel, improves the intensity of brazed seam; Hf can modified MC the type carbide, (Hf) C slows down M for Ti, Ta to form the carbide of rich Hf
23C
6Formation, and control M
23C
6With γ
, In the distribution of crystal boundary, reduce the spreading rate of fatigue crack along crystal boundary; The carbide that contains Hf can increase the corrosion resistance of low-angle boundary, improves fatigue strength; The fusing point of Hf is than higher, and its resistance to elevated temperatures is good especially.W, Co are the strong carbide forming elements, can form the carbide of infusibility, can be used as the core of heterogeneous forming core; Tissue after the refinement soldering; Its existence will improve the mechanical property of solder, eliminate open texture, can obviously improve the hear resistance of solder; When the workpiece after the soldering is worked, can keep higher high temperature strength under higher temperature.Li is a surface reactive material, has very strong reproducibility, and its interpolation can make self fluxing brazing alloy, is applicable to soldering under protective atmosphere or the vacuum condition.
Beneficial effect of the present invention is following:
The present invention adds various trace elements in copper, improve the serviceability of solder; The employing gas shield is smelted; After resistant to elevated temperatures quartz glass tube is pumped into negative pressure; Be inserted in the melted brazing filler metal alloy, directly obtain the filament welding rod of different-diameter, reduce technologies such as later stage extruding, tube reducing drawing; Reduce the solder introducing amount of impurity in process of production, improve the cleanliness factor of solder; This solder does not contain Volatile Elements Zn, can be applicable to vacuum brazing; Said solder is argentiferous not, does not also contain any poisonous element, has characteristics such as cost is low, pollution-free, brazing property is good.
The specific embodiment
To combine embodiment to further describe below the present invention:
Embodiment 1
A, get by weight percentage: Cu84.68%, Ni4%, Mn10%, Zr0.2%, Hf0.2%, B0.02%, Ti0.1%, Ge0.8%;
B, high-melting-point element Ni, Zr, Hf are smelted into intermediate alloy A1, A2, A3 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio;
C, will be prone to oxidation element boron B, Ti, Ge and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio;
D, the copper and the intermediate alloy A1 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3;
E, fully leaving standstill 30 minutes after merging, is that the quartz glass tube of 2mm inserts in the melt and extracts molten metal with diameter, obtains diameter 2mm welding rod.
Embodiment 2
A, get by weight percentage: Cu52.25%, Ni10%, Mn30%, Zr1.8%, Hf3.5%, B0.2%, Ti0.25%, Ge2.0%;
B, high-melting-point element Ni, Zr, Hf are smelted into intermediate alloy A1, A2, A3 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio;
C, will be prone to oxidation element boron B, Ti, Ge and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio;
D, the copper and the intermediate alloy A1 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3;
E, fully leaving standstill 30 minutes after merging, is that the quartz glass tube of 2mm inserts in the melt and extracts molten metal with diameter, obtains diameter 2mm welding rod.
Embodiment 3
A, get by weight percentage: Cu72.48, Ni5%, Mn20%, Zr0.5%, Hf 0.2%, W0.2%, Co0.5%, Ti 0.2%, B0.02%, Ge0.8%, Li0.1%;
B, high-melting-point element Ni, Zr, Hf, W, Co are smelted into intermediate alloy A1, A2, A3, A4, A5 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio; Said intermediate alloy A4 is made up of the Cu:W=98:2 of weight ratio; Said intermediate alloy A5 is made up of the Cu:Co=95:5 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge, Li and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3, B4 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio; Said intermediate alloy B4 is the Cu:Li=98:2 by weight ratio;
C, copper and intermediate alloy A1, A4, the A5 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3, B4;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with diameter 2mm; Obtain diameter 2mm welding rod, this welding rod can be used for vacuum brazing.
Embodiment 4
A, get by weight percentage: Cu61.78, Ni8%, Mn28%, Zr0.5%, Hf 0.2%, W0.5%, Ti 0.2%, B0.02%, Ge0.8%;
B, with high-melting-point element Ni, Zr, Hf, W respectively with copper be smelted into intermediate alloy A1, A2, A3, A4; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio; Said intermediate alloy A4 is made up of the Cu:W=98:2 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio;
C, copper and intermediate alloy A1, the A4 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with diameter 2mm; Obtain diameter 2mm welding rod, make weld tabs being rolled after the drawing of said welding rod tube reducing, shearing.
Embodiment 5
A, get by weight percentage: Cu70.28, Ni5%, Mn20%, Zr0.5%, Hf 2%, Co1%, Ti 0.2%, B0.02%, Ge1%;
B, high-melting-point element Ni, Zr, Hf, Co are smelted into intermediate alloy A1, A2, A3, A5 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio; Said intermediate alloy A5 is made up of the Cu:Co=95:5 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio;
C, copper and intermediate alloy A1, the A5 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with diameter 2mm; Obtain diameter 2mm welding rod.
Embodiment 6
A, get by weight percentage: Cu54.59%, Ni10%, Mn30%, Zr1%, Hf 2.5%, Ti 0.2%, B0.06%, Ge1.5%, Li0.15%;
B, high-melting-point element Ni, Zr, Hf are smelted into intermediate alloy A1, A2, A3 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge, Li and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3, B4 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio; Said intermediate alloy B4 is the Cu:Li=98:2 by weight ratio;
C, the copper and the intermediate alloy A1 of surplus is placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3, B4;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with diameter 2mm; Obtain diameter 2mm welding rod, this welding rod can be used for vacuum brazing.
The present invention is under the constant situation of principle, and embodiment and production details can change in certain scope.
Claims (2)
1. a high temperature resistant clean steel is used the low temperature copper base solder; It is characterized in that: it is processed by following weight percentages: Ni4-10%, Mn10-30%, Zr0.2～1.8%, Hf0.2-3.5%, W0%-1%, Co0%-1%, Ti0.1～0.25%, B0.02%-0.2%, Ge0.8～2.0%, Li0%-0.5%, surplus is Cu.
2. one kind is used to prepare the method for the described high temperature resistant clean steel of claim 1 with the low temperature copper base solder, and it is characterized in that: it is realized by following step:
A, high-melting-point element Ni, Zr, Hf, W, Co are smelted into intermediate alloy A1, A2, A3, A4, A5 with copper respectively; Said intermediate alloy A1 is made up of the Cu:Ni=90:30 of weight ratio; Said intermediate alloy A2 is made up of the Cu:Zr=91:9 of weight ratio; Said intermediate alloy A3 is made up of the Cu:Hf=90:20 of weight ratio; Said intermediate alloy A4 is made up of the Cu:W=98:2 of weight ratio; Said intermediate alloy A5 is made up of the Cu:Co=95:5 of weight ratio;
B, will be prone to oxidation element boron B, Ti, Ge, Li and in vacuum drying oven, be smelted into intermediate alloy B1, B2, B3, B4 with copper respectively; Said intermediate alloy B1 is made up of the Ni:B=86:14 of weight ratio; Said intermediate alloy B2 is made up of the Cu:Ti=80:20 of weight ratio; Said intermediate alloy B3 is made up of the Cu:Ge=88:12 of weight ratio; Said intermediate alloy B4 is the Cu:Li=98:2 by weight ratio;
C, the copper of surplus and intermediate alloy A1 or A1, A4 or A1, A5 or A1, A4, A5 are placed in the induction furnace of argon shield; Be warmed up to 500～600 ℃ with 30 ℃/min speed; Be warmed up to 1100～1300 ℃ with 60 ℃/min again, treat that said copper and intermediate alloy melt fully after, stir, add again Mn and said intermediate alloy B1; Fully the fusing back adds said intermediate alloy A2, A3, treats that it fully merges the back and adds said intermediate alloy B2, B3 or B2, B3, B4;
Behind d, the abundant fusion, left standstill 30 minutes, extract molten metal in the quartz glass tube insertion melt with different-diameter; Obtain different-diameter filament welding rod, said welding rod is rolled gets banded solder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210287613.9A CN102773632B (en) | 2012-08-14 | 2012-08-14 | Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210287613.9A CN102773632B (en) | 2012-08-14 | 2012-08-14 | Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102773632A true CN102773632A (en) | 2012-11-14 |
| CN102773632B CN102773632B (en) | 2014-08-13 |
Family
ID=47118856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210287613.9A Active CN102773632B (en) | 2012-08-14 | 2012-08-14 | Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102773632B (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935558A (en) * | 2012-12-04 | 2013-02-20 | 郑州机械研究所 | Self-brazing material for welding aluminum-copper member |
| CN103358051A (en) * | 2013-07-23 | 2013-10-23 | 华南理工大学 | Copper-based solder and preparation method thereof |
| CN105081597A (en) * | 2015-09-22 | 2015-11-25 | 江苏科技大学 | Brazing filler metal for brazing W-Cu composite and Fe-based alloy, method and brazing technique |
| CN105397333A (en) * | 2015-12-16 | 2016-03-16 | 郑州机械研究所 | Copper-based brazing filler metal used in vacuum environment |
| CN105414807A (en) * | 2015-12-31 | 2016-03-23 | 广州汉源新材料有限公司 | Core filling method for solder wire soldering flux |
| CN103480979B (en) * | 2013-09-05 | 2016-04-13 | 南京航空航天大学 | Containing the copper-phosphorus brazing alloy of hafnium zirconium cobalt |
| CN105499833A (en) * | 2016-01-27 | 2016-04-20 | 江苏科技大学 | High-temperature brazing material for brazing tungsten-copper alloy and copper or copper alloy and brazing method of high-temperature brazing material |
| CN105750759A (en) * | 2016-03-29 | 2016-07-13 | 华中科技大学 | Copper-based solder as well as preparation method and application thereof |
| CN105834613A (en) * | 2016-05-20 | 2016-08-10 | 南京理工大学 | Solder special for high-frequency soldering of four-way valve |
| CN105965175A (en) * | 2016-05-20 | 2016-09-28 | 浙江新锐焊接科技股份有限公司 | Low-silver brazing filler metal used for high-frequency brazing of four-way valve |
| CN106041365A (en) * | 2016-08-19 | 2016-10-26 | 江苏科技大学 | Brazing filler metal and process for brazing molybdenum-rhenium alloy |
| CN106077996A (en) * | 2016-07-04 | 2016-11-09 | 四川大学 | Active heat resisting copper base solder for aluminium bronze/rustless steel soldering and preparation method thereof |
| CN107262961A (en) * | 2016-03-30 | 2017-10-20 | 通用电气公司 | Brazing composition and correlation technique and device for ductility braze-welded structure |
| CN109249149A (en) * | 2018-10-18 | 2019-01-22 | 湖南德润有色焊材科技股份有限公司 | A kind of hard alloy hardfacing electrode and preparation method thereof |
| CN109604866A (en) * | 2018-11-16 | 2019-04-12 | 南京理工大学 | It is a kind of for connecting the solder of TiAl alloy Yu Ni based high-temperature alloy |
| CN113579550A (en) * | 2021-08-12 | 2021-11-02 | 郑州机械研究所有限公司 | Brazing filler metal paste for stainless steel brazing without brazing flux and preparation method thereof, copper-manganese-nickel-cobalt brazing filler metal and application |
| CN114055010A (en) * | 2021-11-05 | 2022-02-18 | 安徽工业大学 | Copper-based alloy brazing filler metal containing trace Ge, preparation method and brazing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1327899A (en) * | 2000-12-25 | 2001-12-26 | 吉林大学 | Multi-element Cu-base solder for soldering low-alloy chilled cast iron |
| CN1490123A (en) * | 2003-08-08 | 2004-04-21 | 西北有色金属研究院 | Copper based multi-element alloy manual electrodes with low content silver |
| CN1799760A (en) * | 2005-01-05 | 2006-07-12 | 罗成林 | Copper based brazing alloy |
| CN101003109A (en) * | 2006-12-29 | 2007-07-25 | 哈尔滨工业大学 | Active mesothermal copper base solder, and preparation method |
-
2012
- 2012-08-14 CN CN201210287613.9A patent/CN102773632B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1327899A (en) * | 2000-12-25 | 2001-12-26 | 吉林大学 | Multi-element Cu-base solder for soldering low-alloy chilled cast iron |
| CN1490123A (en) * | 2003-08-08 | 2004-04-21 | 西北有色金属研究院 | Copper based multi-element alloy manual electrodes with low content silver |
| CN1799760A (en) * | 2005-01-05 | 2006-07-12 | 罗成林 | Copper based brazing alloy |
| CN101003109A (en) * | 2006-12-29 | 2007-07-25 | 哈尔滨工业大学 | Active mesothermal copper base solder, and preparation method |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935558A (en) * | 2012-12-04 | 2013-02-20 | 郑州机械研究所 | Self-brazing material for welding aluminum-copper member |
| CN102935558B (en) * | 2012-12-04 | 2015-03-04 | 郑州机械研究所 | Preparation method of self-brazing material for welding aluminum-copper member |
| CN103358051A (en) * | 2013-07-23 | 2013-10-23 | 华南理工大学 | Copper-based solder and preparation method thereof |
| CN103358051B (en) * | 2013-07-23 | 2015-08-26 | 华南理工大学 | A kind of copper base solder and preparation method thereof |
| CN103480979B (en) * | 2013-09-05 | 2016-04-13 | 南京航空航天大学 | Containing the copper-phosphorus brazing alloy of hafnium zirconium cobalt |
| CN105081597A (en) * | 2015-09-22 | 2015-11-25 | 江苏科技大学 | Brazing filler metal for brazing W-Cu composite and Fe-based alloy, method and brazing technique |
| CN105397333A (en) * | 2015-12-16 | 2016-03-16 | 郑州机械研究所 | Copper-based brazing filler metal used in vacuum environment |
| CN105414807A (en) * | 2015-12-31 | 2016-03-23 | 广州汉源新材料有限公司 | Core filling method for solder wire soldering flux |
| CN105499833A (en) * | 2016-01-27 | 2016-04-20 | 江苏科技大学 | High-temperature brazing material for brazing tungsten-copper alloy and copper or copper alloy and brazing method of high-temperature brazing material |
| CN105750759B (en) * | 2016-03-29 | 2018-02-27 | 华中科技大学 | A kind of copper base solder and preparation method and application |
| CN105750759A (en) * | 2016-03-29 | 2016-07-13 | 华中科技大学 | Copper-based solder as well as preparation method and application thereof |
| CN107262961A (en) * | 2016-03-30 | 2017-10-20 | 通用电气公司 | Brazing composition and correlation technique and device for ductility braze-welded structure |
| CN105965175A (en) * | 2016-05-20 | 2016-09-28 | 浙江新锐焊接科技股份有限公司 | Low-silver brazing filler metal used for high-frequency brazing of four-way valve |
| CN105834613B (en) * | 2016-05-20 | 2018-10-02 | 南京理工大学 | A kind of solder being exclusively used in four-way valve high frequency brazing |
| CN105834613A (en) * | 2016-05-20 | 2016-08-10 | 南京理工大学 | Solder special for high-frequency soldering of four-way valve |
| CN106077996A (en) * | 2016-07-04 | 2016-11-09 | 四川大学 | Active heat resisting copper base solder for aluminium bronze/rustless steel soldering and preparation method thereof |
| CN106041365A (en) * | 2016-08-19 | 2016-10-26 | 江苏科技大学 | Brazing filler metal and process for brazing molybdenum-rhenium alloy |
| CN109249149A (en) * | 2018-10-18 | 2019-01-22 | 湖南德润有色焊材科技股份有限公司 | A kind of hard alloy hardfacing electrode and preparation method thereof |
| CN109249149B (en) * | 2018-10-18 | 2021-05-07 | 湖南德润有色焊材科技股份有限公司 | Hard alloy wear-resistant surfacing welding electrode and preparation method thereof |
| CN109604866A (en) * | 2018-11-16 | 2019-04-12 | 南京理工大学 | It is a kind of for connecting the solder of TiAl alloy Yu Ni based high-temperature alloy |
| CN113579550A (en) * | 2021-08-12 | 2021-11-02 | 郑州机械研究所有限公司 | Brazing filler metal paste for stainless steel brazing without brazing flux and preparation method thereof, copper-manganese-nickel-cobalt brazing filler metal and application |
| CN113579550B (en) * | 2021-08-12 | 2024-01-30 | 郑州机械研究所有限公司 | Brazing filler metal paste for stainless steel brazing flux-free brazing, preparation method of brazing filler metal paste, copper-manganese-nickel-cobalt brazing filler metal and application of brazing filler metal paste |
| CN114055010A (en) * | 2021-11-05 | 2022-02-18 | 安徽工业大学 | Copper-based alloy brazing filler metal containing trace Ge, preparation method and brazing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102773632B (en) | 2014-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102773632B (en) | Low-temperature copper-based brazing filler metal for high-temperature resistance clean steel and preparation method thereof | |
| JP5201708B2 (en) | Ni-based heat-resistant alloy welding wire | |
| CN101780613B (en) | Special rare earth alloy silver-brazing filler metal | |
| CN102626837B (en) | Moderate temperature copper-based solder and preparation method thereof | |
| JP2019527145A (en) | SnBiSb low-temperature lead-free solder | |
| CN107695559B (en) | A kind of silver-based composite soldering foil and preparation method thereof | |
| CN103358051B (en) | A kind of copper base solder and preparation method thereof | |
| CN111702278B (en) | Ti2Medium-temperature Ti-based brazing filler metal for brazing same or different AlNb-based alloys as well as preparation method and brazing process thereof | |
| CN110076475A (en) | Hard solder, purposes and the combination with scaling powder, the method that metal parts is connected by solder brazing | |
| CN101716703B (en) | Low-silver SnAgCuBi series lead-free solder alloy and preparation method thereof | |
| CN102581516A (en) | Super-plastic copper and phosphorous welding rod and preparation method thereof | |
| CN103567659B (en) | For weld carbide alloy and steel without the low silver-colored intermediate temperature solder of cadmium and preparation method | |
| CN104384743A (en) | Low-silver cadmium-free solder and preparation method thereof | |
| CN103028863B (en) | A kind of High-anti-oxidation lead-free solder | |
| CN104263995A (en) | Titanium-based alloy wire | |
| CN104526181A (en) | Electric vacuum silver base alloy solder for vacuum electronic device brazing sealing and preparation method thereof | |
| CN101716705B (en) | Multi-alloy cadmium-free phosphor-free copper-based solder | |
| CN104625471B (en) | Cadmium-free silver filler metal for vacuum electron brazing and preparation method thereof | |
| CN112518169A (en) | Low-melting-point high-strength low-silver cadmium-free manganese-free multi-element silver solder and preparation method thereof | |
| CN102626838B (en) | Silver-based cadmium-free medium temperature brazing filler metal and preparation method thereof | |
| CN104339099A (en) | Medium-temperature solder containing copper and copper alloy | |
| CN106695164A (en) | Spelter solder | |
| CN100398251C (en) | Cadmium-free silver solder containing gallium and cerium | |
| CN102248323B (en) | Silver-based cadmium-free medium-temperature solder and preparation method thereof | |
| CN103934590A (en) | ZnAlMgIn high temperature lead-free solder |
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 | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Fengyang high tech Industrial Development Zone, Henan province Zhengzhou city 450001 Street No. 10 Patentee after: Zhengzhou Machinery Research Institute Co., Ltd. Address before: Fengyang high tech Industrial Development Zone, Henan province Zhengzhou city 450001 Street No. 10 Patentee before: Zhengzhou Research Institute of Mechanical Engineering |
|
| CP01 | Change in the name or title of a patent holder |