CN102703752A - High-copper high-lead brass material and preparation method thereof - Google Patents
High-copper high-lead brass material and preparation method thereof Download PDFInfo
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- CN102703752A CN102703752A CN201210186733XA CN201210186733A CN102703752A CN 102703752 A CN102703752 A CN 102703752A CN 201210186733X A CN201210186733X A CN 201210186733XA CN 201210186733 A CN201210186733 A CN 201210186733A CN 102703752 A CN102703752 A CN 102703752A
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Abstract
The invention discloses a high-copper high-lead brass material. The high-copper high-lead brass material is characterized by comprising the following components in part by weight: 0.1 to 0.5 part of nickel, 1.3 to 3.0 parts of lead, 0.064 to 0.2 part of trace element, 0.1 to 0.3 part of iron, 88 to 91 parts of copper and 5 to 10.44 parts of zinc, wherein the copper and the zinc contain 0.2 part of inevitable impurities; and the trace element consists of the following components in part by weight: 0.01 to 0.04 part of titanium, 0.001 to 0.01 part of boron, 0.001 to 0.01 part of rhenium, 0.001 to 0.02 part of cerium, 0.05 to 0.1 part of tin and 0.001 to 0.02 part of aluminum. A preparation method for the high-copper high-lead brass material is characterized by comprising the following steps of: casting pipe, rod, wire and section casting blanks through horizontal continuous casting, and performing cold deformation through linear drawing or wire rod drawing. By the method, the short flow is realized, a hot-working deformation process is eliminated in the production process, and the cost is low.
Description
Technical field
The present invention relates to new copper alloy material preparing technical field, specifically a kind of high-copper leaded brass material and preparation method thereof.
Background technology
Mineral resources are a kind of important substance bases that human society is depended on for existence, are the important assurances of national security and Economic development, and then, Mineral resources belong to Nonrenewable resources; And the quantity of Mineral resources is limited and since continue to use for a long time with pursue rate of growth, the mass consumption resource is the extensive Development patterns of characteristic, by poor and backward move towards gradually prosperous and powerful in, the consumption of Mineral resources is also being risen significantly; Cause nonrenewable resource to be absolute minimizing trend, renewable resources also shows tangible weak situation, therefore; Should sufficiently and reasonably utilize resource, reduce the loss and the waste of Mineral resources as far as possible, the purpose of protecting national resource is in order to utilize natural resources better; Copper content reaches 2% the single-phase complex brass of multicomponent α up to 90% with lead tolerance, with its bright-coloured gold color, machinable performance and corrosion-resistant; Be prone to cutting, the stable physicals of high conduction is by electric, architectural hardware; Industry widespread uses such as air-conditioning, this brass is electric connector, the power transformer terminal stud; The structural fire protection shower nozzle, architectural hardware, ideal new copper alloy materials such as conditioner copper sleeve;
The copper content of traditional leaded brass generally is lower than 64%, and its synthesis rational faculty can satisfy the modern industry requirement, and the leaded brass thermal deformation behavior of high copper content is very poor, complicated process of preparation; Present fabricating technology adopts semicontinuous casting to become the casting rod, becomes little ingot casting with sawing again, with coal gas or induced electricity process furnace little ingot casting is heated; Large-size extruder extruding thermal distortion, extrusion machine is squeezed into pipe or excellent line base, carries out cold deformation processing again; This kind technical process is long, yield rate less than 60%, and energy consumption is big; Instrument and raw materials cost are high, and goods very easily crack and ftracture in hot procedure, unstable product quality.
Summary of the invention
The present invention is directed to the physical property of high-copper lead and yellow-collation alloy; Heat deformability is poor; And cold deformation is good; Adopt horizontal continuous casting method production pipe, rod, line and section bar strand,, produce pipe, rod, line processing material at or the cold drawn distortion of disc type and process annealing recrystallize and finished products cold drawn through orthoscopic; This preparation technology's flow process is short, and whole hot procedure has been saved in the centre, has significantly reduced cost; Simultaneously avoid high-copper lead brass alloy hot-work weakness easy to crack again, guaranteed the stable performance of material and the raising of yield rate.
The present invention seeks to be realized by following technical scheme: a kind of high-copper leaded brass material is characterized in that comprising following component and parts by weight: nickel 0.1-0.5 part, plumbous 1.3-3.0 part; Trace element 0.064-0.2 part; Iron 0.1-0.3 part, copper 88-91 part, zinc 5-10.44 part; Wherein, copper zinc contains 0.2 part of inevitable impurity, and described trace element is made up of following component and parts by weight: titanium 0.01-0.04 part, boron 0.001-0.01 part, rhenium 0.001-0.01 part, cerium 0.001-0.02 part, tin 0.05-0.1 part, aluminium 0.001-0.02 part.
A kind of high-copper leaded brass preparation methods is characterized in that: comprise horizontal casting cast tube, rod, line and section bar strand operation, orthoscopic stretches or dish circle formula stretching cold deformation operation;
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper that adds 88-91 part earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃; Treat that copper dissolves lead of back adding 1.3-3 part and the zinc of 5-10.44 part, the temperature in the smelting furnace is risen to 1200 ℃-1300 ℃, in smelting furnace, add 0.1-0.5 part nickel again; 0.1-0.3 part iron; 0.064-0.2 the trace element of part with the static 20-30 of copper alloy liquid minute, flows into holding furnace with copper alloy liquid in the smelting furnace through chute again; The holding furnace temperature is controlled at 1200 ℃-1300 ℃; Copper alloy liquid solidifies and has towing mechanism to draw through mold in the holding furnace, and the coolant water temperature that gets in the mold is 20 ℃-25 ℃, and the water temp that goes out mold is 30 ℃-45 ℃; The blank of drawing in the mold cools off with cold water, and water temperature is 25 ℃-30 ℃;
Orthoscopic stretches or dish circle formula stretching cold deformation operation is that shape difference according to finished product decides and adopts straight line to stretch or disk stretches, and pass reduction is controlled at 20-30%, and the process annealing temperature is 550 ℃-650 ℃, and the annealing temperature of finished product is 200-300 ℃.
Every above-mentioned blank requires to adjust length arbitrarily according to finished product.
Advantage of the present invention:
The first, the horizontal casting cogging, length can be regulated and control arbitrarily, and strand need not heat, and the cold deformation that directly stretches through process annealing and finished products, is produced the evenly fine and closely woven processing material of knitting of pipe, rod, line and section bar;
The second, the present invention has realized that short flow process, production process have been omitted the thermal processing distortion operation, cost is low; Lumber recovery>86%;
The 3rd, the comprehensive physicals of product has realized high conductivity far above common lead brass, HS, high-ductility and good cutting performance;
Embodiment
Instance 1:
Get 0.2 part in nickel, plumbous 1.3 parts, 0.064 part of trace element, 0.1 part of iron, 88 parts of copper, 10.34 parts on zinc; Wherein, trace element is made up of following component and parts by weight: 0.01 part of titanium, 0.05 part in tin, boron 0.001, rhenium 0.001, cerium 0.001; Aluminium 0.001;
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper of 88 parts of addings earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃; Treat that copper dissolves the back and adds 1.3 parts lead and 10.34 parts zinc, the temperature in the smelting furnace is risen to 1200 ℃-1300 ℃, in smelting furnace, add 0.1 part of iron, 0.2 part of nickel and above-mentioned 0.064 part trace element again; After static 20 minutes, it is inner again the copper alloy liquid in the smelting furnace to be flowed into holding furnace through chute with copper alloy liquid, and the holding furnace temperature is controlled at 1200 ℃-1300 ℃; Copper alloy liquid solidifies and is drawn by towing mechanism through mold, is provided with cover in the copper alloy in this mold, studs with graphite cannula in the cover in the copper alloy; This graphite cannula adopts high-purity cracking graphite; Towing mechanism is controlled traction automatically by motor, and tractive manner is for drawing-stop-counter pushing away, and the coolant water temperature that gets in the mold is 20 ℃-25 ℃; The water temp that goes out mold is 30 ℃-45 ℃; The strand of in mold, drawing cools off with cold water, and water temperature is 25 ℃-30 ℃, and every strand can be adjusted length arbitrarily according to the requirement of finished product; The present embodiment strand is a pole, 25 millimeters of diameters;
Straight line stretches or dish circle stretching cold deformation operation is that shape difference according to finished product decides and adopts straight line drawing machine or disk to stretch; Pass reduction is controlled at 20-30%; This process process annealing temperature is 550 ℃-650 ℃; The annealing temperature of finished product is 200 ℃-300 ℃, and the present embodiment trimmed size is the hard state pole of 10 millimeters of diameters.
Instance 2:
Get 0.3 part in nickel, plumbous 1.8 parts, 0.09 part of trace element, 0.15 part of iron, 89 parts of copper, 8.66 parts on zinc; Wherein, trace element is made up of following component and parts by weight: 0.02 part of titanium, 0.002 part of boron, 0.002 part of rhenium, 0.002 part of cerium, 0.06 part in tin, 0.004 part in aluminium;
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper of 89 parts of addings earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃; Treat that copper dissolves the back and adds 1.8 parts lead and 8.66 parts zinc, the temperature in the smelting furnace is risen to 1200 ℃-1300 ℃, in smelting furnace, add 0.3 part of nickel, 0.15 part of iron again; Above-mentioned 0.09 part trace element, with static 20 minutes of copper alloy liquid, it was inner again the copper alloy liquid in the smelting furnace to be flowed into holding furnace through chute; The holding furnace temperature is controlled at 1200 ℃-1300 ℃, and copper alloy liquid solidifies through mold, and is drawn by towing mechanism; Be provided with cover in the copper alloy in this mold, stud with graphite cannula in the cover in the copper alloy, this graphite cannula adopts high-purity cracking graphite; Towing mechanism is controlled traction automatically by motor, and tractive manner is for drawing-stop-counter pushing away, and the water coolant water temperature that gets in the mold is 20 ℃-25 ℃; The water temp that goes out mold is 30 ℃ 45 ℃; The strand of drawing in the mold cools off with cold water, and water temperature is 25 ℃-30 ℃, and every strand can be adjusted length arbitrarily according to the requirement of finished product; The present embodiment strand is a pole, 25 millimeters of diameters;
The method of straight line stretching or dish circle stretching cold deformation operation is identical with instance 1, the Therefore, omited.
Instance 3:
Get 0.4 part in nickel, plumbous 2.2 parts, 0.15 part of trace element, 0.2 part of iron, 90 parts of copper, 7.05 parts on zinc; Wherein, trace element is made up of following component and parts by weight: 0.03 part of titanium, boron 0.01,0.01 part of rhenium, cerium 0.01,0.08 part in tin, 0.01 part in aluminium.
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper of 90 parts of addings earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃, treat that copper dissolves the back and adds 2.2 parts lead and 7.05 parts zinc; Temperature in the smelting furnace is risen to 1200 ℃-1300 ℃, in smelting furnace, add 0.4 part of nickel, 0.2 part of iron again; Above-mentioned 0.15 part trace element, static 20 minutes of copper alloy liquid, it is inner again the copper alloy liquid in the smelting furnace to be flowed into holding furnace through chute; The holding furnace temperature is controlled at 1200 ℃-1300 ℃, and copper alloy liquid solidifies through mold, and is drawn by towing mechanism; Be provided with cover in the copper alloy in this mold, stud with graphite cannula in the cover in the copper alloy, this graphite cannula adopts high-purity cracking graphite; Towing mechanism is controlled traction automatically by motor, and tractive manner is for drawing-stop-counter pushing away, and the water coolant water temperature that gets in the mold is 20 ℃-25 ℃; The water temp that goes out mold is 30 ℃-45 ℃, and the strand of drawing in the mold cools off with cold water, and water temperature is 25 ℃-30 ℃; Every strand can be adjusted length arbitrarily according to the requirement of finished product, and the present embodiment strand is a pole, 25 millimeters of diameters;
The method of straight line stretching or dish circle stretching cold deformation operation is identical with instance 1, the Therefore, omited.
Instance 4:
Get 0.5 part in nickel, plumbous 3.0 parts, 0.2 part of trace element, 0.3 part of iron, 91 parts of copper, 5 parts on zinc; Wherein, trace element is made up of following component and parts by weight: 0.04 part of titanium, boron 0.01,0.01 part of rhenium, cerium 0.02,0.1 part in tin, 0.02 part in aluminium.
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper of 91 parts of addings earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃, treat that copper dissolves the back and adds 3.0 parts lead and 5 parts zinc; Temperature in the smelting furnace is risen to 1200 ℃-1300 ℃, in smelting furnace, add 0.5 part in nickel, 0.3 part of iron again; Above-mentioned 0.2 part trace element, static 20 minutes of copper alloy liquid, it is inner again the copper alloy liquid in the smelting furnace to be flowed into holding furnace through chute; The holding furnace temperature is controlled at 1200 ℃-1300 ℃, and copper alloy liquid solidifies through mold, and is drawn by towing mechanism; Be provided with cover in the copper alloy in this mold, stud with graphite cannula in the cover in the copper alloy, this graphite cannula adopts high-purity cracking graphite; Towing mechanism is controlled traction automatically by motor, and tractive manner is for drawing-stop-counter pushing away, and the water coolant water temperature that gets in the mold is 20 ℃-25 ℃; The water temp that goes out mold is 30 ℃-45 ℃, and the strand of drawing in the mold cools off with cold water, and water temperature is 25 ℃-30 ℃; Every strand can be adjusted length arbitrarily according to the requirement of finished product, and the present embodiment strand is a pole, 25 millimeters of diameters;
The method of straight line stretching or dish circle stretching cold deformation operation is identical with instance 1, the Therefore, omited.
The result is following:
Claims (3)
1. a high-copper leaded brass material is characterized in that: comprise following component and parts by weight: nickel 0.1-0.5 part, plumbous 1.3-3.0 part, micro-0.064-0.2 part, iron 0.1-0.3 part, copper 88-91 part, zinc 5-10.44 part; Wherein, contain 0.2 part of unavoidable impurities in the copper zinc, above-mentioned trace element is made up of following component and parts by weight: titanium 0.01-0.04 part; Boron 0.001-0.01 part, rhenium 0.001-0.01 part, cerium 0.001-0.02 part; Tin 0.05-0.1 part, aluminium 0.001-0.02 part.
2. a high-copper leaded brass preparation methods is characterized in that: comprise horizontal casting cast tube, rod, line and section bar strand operation, orthoscopic stretching or dish circle formula stretching cold deformation operation;
Horizontal casting cast tube, rod, line and section bar strand operation are that above-mentioned component is put into smelting furnace respectively, and the fusing in this smelting furnace is the copper that adds 88-91 part earlier in proper order, and the temperature in the smelting furnace is 1100 ℃-1200 ℃; Treat that copper dissolves lead of back adding 1.3-3 part and the zinc of 5-10.44 part; With the temperature increase in the smelting furnace is 1200 ℃-1300 ℃, in smelting furnace, adds the nickel of 0.1-0.5 part again, the trace element of the iron of 0.1-0.3 part and above-mentioned 0.064-0.2 part; With the static 20-30 of copper alloy liquid minute; Again the copper alloy liquid in the smelting furnace is flowed into holding furnace through chute, the holding furnace temperature is controlled at 1200 ℃-1300 ℃, and copper alloy liquid is solidified and drawn by towing mechanism through mold; The coolant water temperature that gets in the mold is 20 ℃-25 ℃; The water temp that goes out mold is 30 ℃-45 ℃, and the blank of drawing in the mold cools off with cold water, and water temperature is 25 ℃-30 ℃;
Orthoscopic stretches or dish circle formula stretching cold deformation operation is that shape difference according to finished product decides and adopts straight line to stretch or disk stretches, and pass reduction is controlled at 20-30%, and the intermediary annealing temperature is 550 ℃-650 ℃, and the finished products temperature is 200-300 ℃.
3. a kind of high-copper leaded brass preparation methods according to claim 2 is characterized in that: above-mentioned pipe, rod, line and section bar strand require to adjust length arbitrarily according to finished product.
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| CN201210186733.XA CN102703752B (en) | 2012-06-07 | 2012-06-07 | High-copper high-lead brass material and preparation method thereof |
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| CN201210186733.XA CN102703752B (en) | 2012-06-07 | 2012-06-07 | High-copper high-lead brass material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695703A (en) * | 2013-12-18 | 2014-04-02 | 江西鸥迪铜业有限公司 | Process method for preparing brass tube for bathroom by using horizontal continuous casting method |
| CN107541613A (en) * | 2016-06-28 | 2018-01-05 | 铁岭富兴铜业有限公司 | One Albatra metal and its preparation method and application |
| CN113249612A (en) * | 2021-04-21 | 2021-08-13 | 铁岭富兴铜业有限公司 | Novel contact copper alloy and preparation method thereof |
| CN113249611A (en) * | 2021-04-21 | 2021-08-13 | 沈阳慧坤新材料科技有限公司 | Easy-turning high-elasticity copper alloy and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1180756A (en) * | 1996-10-25 | 1998-05-06 | 鞍山钢铁集团公司 | High-strength high-conductivity copper alloy casting used for arc furnace electrode clamper |
| CN1856588A (en) * | 2003-09-19 | 2006-11-01 | 住友金属工业株式会社 | Copper alloy and method for production thereof |
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2012
- 2012-06-07 CN CN201210186733.XA patent/CN102703752B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1180756A (en) * | 1996-10-25 | 1998-05-06 | 鞍山钢铁集团公司 | High-strength high-conductivity copper alloy casting used for arc furnace electrode clamper |
| CN1856588A (en) * | 2003-09-19 | 2006-11-01 | 住友金属工业株式会社 | Copper alloy and method for production thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695703A (en) * | 2013-12-18 | 2014-04-02 | 江西鸥迪铜业有限公司 | Process method for preparing brass tube for bathroom by using horizontal continuous casting method |
| CN103695703B (en) * | 2013-12-18 | 2015-05-13 | 江西鸥迪铜业有限公司 | Process method for preparing brass tube for bathroom by using horizontal continuous casting method |
| CN107541613A (en) * | 2016-06-28 | 2018-01-05 | 铁岭富兴铜业有限公司 | One Albatra metal and its preparation method and application |
| CN107541613B (en) * | 2016-06-28 | 2019-03-08 | 沈阳慧坤新材料科技有限公司 | One Albatra metal and its preparation method and application |
| CN113249612A (en) * | 2021-04-21 | 2021-08-13 | 铁岭富兴铜业有限公司 | Novel contact copper alloy and preparation method thereof |
| CN113249611A (en) * | 2021-04-21 | 2021-08-13 | 沈阳慧坤新材料科技有限公司 | Easy-turning high-elasticity copper alloy and preparation method thereof |
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| CN102703752B (en) | 2014-08-27 |
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Effective date of registration: 20180712 Address after: 110000 China (Liaoning) free trade trial area, Shenyang area 109-1, No. 109-1 (109-1), 2 story, room 247-3748. Patentee after: Shenyang Hui Kun new Mstar Technology Ltd Address before: 112611 Tieling County Yi Road Park, Tieling City, Liaoning Patentee before: Tieling Fuxing Copper Industry Co., Ltd. |