WO2015100872A1 - 低铅无铋无硅黄铜 - Google Patents
低铅无铋无硅黄铜 Download PDFInfo
- Publication number
- WO2015100872A1 WO2015100872A1 PCT/CN2014/074938 CN2014074938W WO2015100872A1 WO 2015100872 A1 WO2015100872 A1 WO 2015100872A1 CN 2014074938 W CN2014074938 W CN 2014074938W WO 2015100872 A1 WO2015100872 A1 WO 2015100872A1
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- WIPO (PCT)
- Prior art keywords
- alloy
- lead
- manganese
- brass
- free
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/04—Alloys based on copper with zinc as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
Definitions
- the present invention relates to a low-lead brass alloy, and more particularly to a brass alloy material having both free-cutting and anti-dezincification.
- the proportion of zinc metal added is 38-42%.
- lead-containing brass has excellent formability (easy to make various shapes of products), machinability and wear resistance are widely used in various shapes of machined parts, occupying a large proportion in the copper industry, is the world of books Recognized as an important foundation material.
- lead-containing brass is prone to lead dissolution in solid or gaseous form during production or use. Medical research indicates that lead is highly damaging to human hematopoiesis and the nervous system, especially children's kidneys and other organs.
- silicon appears in the Y phase of the alloy metallographic structure (sometimes a ⁇ phase). At this time, silicon can replace the role of lead in the alloy to some extent, and improve the machinability of the alloy.
- the machinability of the alloy increases with the increase of silicon content, but the melting point of silicon is high, the specific gravity is low, and it is easy to be oxidized. Therefore, after the silicon monomer is added into the furnace during the melting of the alloy, silicon floats on the surface of the alloy, when the alloy is molten. Silicon is oxidized to silicon oxide or other oxides, making it difficult to produce a copper-containing copper alloy, and if silicon is added as a Cu-Si alloy, the economic cost is high.
- niobium to lead can be used as a cutting break in the alloy structure to increase the machinability.
- the niobium content is too high, hot cracking is likely to occur during forging, which is not conducive to production.
- the object of the present invention is to provide a brass alloy excellent in tensile strength, elongation, dezincification resistance and machinability, and is suitable as a processed product requiring high strength and abrasion resistance, and forged products and A constituent material such as a cast product is used. It can safely replace alloy copper containing a large amount of lead, and fully meets the requirements of human society for the restriction of lead-containing products.
- a lead alloy having a low lead-free, non-silicon-free machinability (hereinafter referred to as the invention 1), comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0. 1-0. 7wt% of aluminum, 0. 05-0. 5wt% of tin, the remainder being zinc.
- the content of lead is lowered to 0.1 to 0.25% by weight
- the content of copper is controlled to be 60 to 65 wt%, and a small amount of aluminum and tin are added to improve the machinability of the alloy.
- the metallographic structure of the alloy mainly includes ⁇ phase, ⁇ phase, Y phase, and soft and brittle intermetallic compounds distributed in grain boundaries or grains, in which copper and zinc constitute the main components of the brass alloy.
- tin to the alloy forms a Y phase, which improves the machinability of the alloy, and the addition of tin significantly increases the strength of the alloy, improves its plasticity, and enhances corrosion resistance.
- the cost is high. Therefore, adding aluminum while adding tin can improve the alloy's machinability, and also improve alloy strength, wear resistance, casting fluidity and high temperature oxidation resistance. The above effects are well exerted, and the contents of tin and aluminum are 0.05-0.5% and 0.1-0.7% by weight, respectively.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as invention 2), including yellow
- the total weight of the copper alloy 60-65 wt% of copper, 0. 1- 0. 25wt% of lead, 0. 1- 0. 7wt% of aluminum, 0. 05- 0. 5wt% of tin, and 0. 05-0 5wt% of manganese and / or 0. 05-0. 3wt% of phosphorus, the remainder is zinc.
- the inventive article 2 is further added with 0. 05-0. 3wt% phosphorus and/or 0. 05-0. 5wt% manganese, although phosphorus cannot form the Y phase, but phosphorus has The Y phase has a well-distributed function, thereby improving the machinability of the alloy.
- the Y phase will disperse the crystal grains of the main ⁇ phase, which improves the casting properties and corrosion resistance of the alloy.
- the content of phosphorus is less than 0.05% by weight, the effect is not exerted, but when the content of phosphorus is more than 0.3% by weight, the casting property and corrosion resistance are lowered.
- the effect of the action is saturated when the content of the manganese is less than 0. 05% by weight. value.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as the invention 3), including copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0 0-0. 05 ⁇
- Inventive 3 further adds a trace amount of boron to the invention 2, which can better inhibit the dezincification of the alloy, enhance its mechanical strength, and at the same time change the defect structure of the cuprous oxide film on the surface of the copper alloy, thereby making the cuprous oxide film more Uniform, compact, good anti-fouling performance.
- the content of boron is less than 0.001% by weight, the above effect cannot be exerted, and when it is more than 0.01% by weight, the above properties are not further improved, so that the preferable content of boron is 0.001 to 0.01% by weight.
- the content range of phosphorus and manganese is the same as that of the invention 2, and the reason is the same as that of the invention 2.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as the invention 4), comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0 001-0. 5 ⁇ % ⁇ 0. 00-0. 5 wt% of manganese, 0. 05-0. 5 wt% of manganese and 0. 001-0. 01wt% boron, the remainder is zinc.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as the invention 5), comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0. 1- 0. 25 wt% of lead, 0 001-0. 5 ⁇ % ⁇ 0. 00-0. 5 wt% of manganese, 0. 05-0. 5 wt% of manganese and 0. 001-0. 01 ⁇ % ⁇
- the total weight of the brass alloy of 0. 25 wt% or less of nickel, 0. 15 wt% or less of chromium and / or 0.25 wt% or less iron.
- the invention 5 includes on the basis of the invention 4 some unavoidable impurities, namely mechanical impurities nickel, chromium and/or iron.
- a brass alloy having a low lead-free, non-silicon-free machinability comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0 001-0. 5 ⁇ % ⁇ 0. 00-0. 5 wt% of manganese, 0. 05-0. 5 wt% of manganese and 0. 001-0. 01 wt% of boron, the remainder being zinc, wherein the total content of aluminum, tin, phosphorus, manganese and boron does not exceed 2 wt% of the total weight of the brass alloy.
- a low-lead, non-silicon-free, non-silicone-cut brass alloy (hereinafter referred to as the invention 7), including copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0 001-0. 5 ⁇ % ⁇ 0. 00-0. 5 wt% of manganese, 0. 05-0. 5 wt% of manganese and 0. 001-0.
- the total weight of aluminum, tin, phosphorus, manganese, and boron is 0.22% by weight based on the total weight of the brass alloy.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as the invention 8), comprising copper in an amount of 60-65 wt%, 0. 1-0. 25 wt% of lead, and 5% ⁇
- the total weight of the total weight of the brass alloy is 0. 1- 0. 7wt% of the aluminum, 0. 05- 0. 5wt% of the tin, 0. 05- 0. 3wt% of the phosphorus, 0. 05-0. 5 wt% of manganese and 0. 001-0. 0 ⁇ % of boron, the remainder being zinc.
- the addition of aluminum, tin, phosphorus, manganese and/or boron is selected according to the requirements of different products for the machinability.
- the content of the content is the same as that of the invention 3, and the reason is also explained by the invention 3 The reason is the same.
- a low-lead, non-silicon-free, silicon-free machinable brass alloy (hereinafter referred to as invention 9), including yellow
- the invention 9 includes on the basis of the invention 8 some unavoidable impurities, namely mechanical impurities nickel, chromium and/or iron.
- a lead alloy having a low lead-free, non-silicon-free machinability (hereinafter referred to as the invention 10), comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0. 05- 0. 5wt% of tin and 0. 05-0. 3wt% of phosphorus, the remainder being zinc.
- the interval of phosphorus content in the invention 10 and its effect and the invention 2 although phosphorus cannot form the Y phase, phosphorus has a function of making the Y phase distribution well, and the addition of phosphorus after the Y phase will make the main ⁇ phase
- the crystal particles are dispersed to improve the casting properties and corrosion resistance of the alloy. Therefore, even without aluminum, the need for machinability under normal production conditions can be met.
- a lead alloy having a low lead-free, non-silicon-free machinability comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0. 5wt% ⁇ , 0. 05-0. 5wt ⁇ 5wt% of the tin and 0. 05-0. 3wt% of the phosphorus, and more than two selected from the total weight of the brass alloy 0. l-0. 7wt% of the aluminum, 0. 05-0. 5wt % of manganese and 0. 001-0. 01wt% of boron element, the remainder being zinc.
- a lead alloy having a low lead-free, non-silicon-free machinability comprising copper, which is 60-65 wt% of the total weight of the brass alloy, 0.1-0.25 wt% of lead, 0. 5wt% ⁇ , 0. 05-0. 5wt ⁇ 5wt% of the tin and 0. 05-0. 3wt% of the phosphorus, and more than two selected from the total weight of the brass alloy 0. l-0. 7wt% of the aluminum, 0. 05-0. 5wt ⁇ 0. 15 wt% ⁇
- the total weight of the brass alloy is less than 0. 25 wt% of nickel, 0. 15 wt% or less, and the remainder is zinc and an unavoidable impurity. Chrome and / or 0. 25 wt% or less of iron.
- the invention 12 includes some unavoidable impurities on the basis of the invention 11, namely mechanical impurities nickel, chromium and/or iron.
- the present invention further provides a method for producing a brass alloy. Taking the invention 3 as an example, the following steps are included:
- a copper-manganese alloy is provided as a source of copper and manganese elements.
- the melting furnace used is a high-frequency melting furnace, and the high-frequency melting furnace is lined with graphite crucible.
- the high frequency melting furnace has the characteristics of fast melting rate, fast heating, clean and pollution-free, and self-stirring (ie, affected by magnetic lines).
- DRAWINGS 1 is a flow chart showing a method of manufacturing the invention 3.
- the anti-dezincification corrosion resistance test referred to herein is carried out in the form of as-cast according to the AS-2345-2006 specification, adding 12. 8g of copper chloride in 1000C.C deionized water, and placing the measured object therein for the time 24h, to determine the depth of dezincification.
- ⁇ represents dezincification depth less than ⁇ ⁇ ⁇
- ⁇ represents dezincification depth between 100 ⁇ m and 200 ⁇ m
- the cutting rate is 0. 2mm / the cutting speed is 0. 2mm / the cutting speed is 0. 2mm / the same cutting speed and the same cutting amount, the cutting speed is 25m / min (m / min), the feed amount is 0. 2mm / r (mm/number of edges), cutting depth 0. 5mm, test rod diameter 20mm, and based on C36000 alloy material, the relative cutting rate is obtained by measuring the cutting resistance.
- Relative cutting rate cutting resistance of C36000 alloy material / sample cutting resistance.
- ⁇ represents a relative cutting rate greater than 85%; ⁇ represents a relative cutting rate greater than 70%.
- the tensile strength and elongation tests referred to herein were all tested in the as-cast condition at room temperature.
- the comparative sample is a lead-containing yellow brass of the same specification and the same specification, that is, a C36000 alloy.
- the composition ratio of C36000 alloy material is as follows, the unit is weight percentage (wt%): Material No. Copper (Cu) Zinc (Zn) bismuth (Bi) bismuth (Sb) Manganese (Mn) Aluminum (A1) Tin (Sn) Lead (Pb) Iron (Fe)
- Step S100 Providing copper and manganese.
- a copper-manganese alloy can be provided as a source for providing the copper and manganese elements.
- Step S102 heating and heating the copper-manganese mother alloy, and heating the temperature to between 1000 and 1050 ° C, so that the copper-manganese mother alloy forms a copper-manganese alloy melt.
- the copper-manganese alloy can be added to a high-frequency melting furnace, and the melting temperature is raised in the melting furnace to raise the temperature to between 1000-1050 ° C, even up to 1100 ° C, and the process lasts for 5-10 minutes.
- Step S104 lowering the temperature of the copper-manganese alloy melt to between 950 and 1000 °C. In this step, when the temperature in the melting furnace is raised to between 1000 and 1050 ° C, when it lasts for 5-10 minutes, the power of the high frequency melting furnace is turned off, and the temperature in the melting furnace is lowered to 950-1000 ° C, and The copper-manganese alloy melt is also kept molten.
- Step S106 covering the surface of the glass slag-forming agent rice on the copper-manganese alloy melt.
- the glass slagging agent is coated on the surface of the copper-manganese alloy melt at 950-1000 ° C.
- This step can effectively block the contact of the liquid with air and prevent the zinc to be added in the next step at 950-1000 ° C. Boiling volatilization occurs due to high temperature melting.
- Step S108 adding zinc to the copper-manganese alloy melt to form a copper-manganese-zinc melt.
- Step S110 removing slag from the copper manganese zinc melt.
- the copper manganese zinc melt can be first passed. After the effect of excessively high frequency induction is stirred and mixed, the slag forming agent is picked up. Then, the slag removing agent is used for the slag removing operation.
- Step S112 adding lead, aluminum, tin to copper manganese zinc melt to form a molten metal.
- a copper-lead mother alloy, a copper-aluminum mother alloy, and a copper-tin mother alloy may be added to the copper-manganese-zinc melt.
- Step S114 Raising the temperature of the molten metal to between 1000 and 1050 ° C, and adding a copper boron alloy and a phosphor bronze alloy to form a low lead non-silicone-free brass alloy melt.
- Step S116 The brass alloy melt is cast out to form a brass alloy.
- the temperature of the tapping furnace is controlled between 1000-1050 ° C, and finally the brass alloy melt is discharged into a furnace to produce low lead, non-silicon and silicon-free, and has good processing performance.
- Brass alloy with good dezincification resistance and good mechanical properties.
- EXAMPLE 1 In Table 1-1, the invention 1 of five different components prepared according to the above process was numbered 1001-1005, and the units of each component were percentage by weight (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- Table 2-1 there are five different components of the invention 2 prepared according to the above process, numbered 2001-2005, and each component is in weight percent (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- the tensile strength, elongation, cutting performance and resistance to dezincification corrosion are as follows: No. Tensile strength elongation (%) Dezincification layer relative cutting rate (N/mm 2 )
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- the tensile strength, elongation, cutting performance and resistance to dezincification corrosion are as follows: No. Tensile strength elongation (%) Dezincification layer relative cutting rate (N/mm 2 )
- Example 4 shows the inventive compositions 4 of 8 different compositions prepared according to the above process, numbered 4001-4008, and each component is in weight percent (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- the tensile strength, elongation, cutting performance and resistance to dezincification corrosion are as follows: No. Tensile strength elongation (%) Dezincification layer relative cutting rate
- Table 5-1 shows the inventive compositions 5 of 8 different compositions prepared according to the above process, numbered 5001-5008, and the components are in weight percent (wt%).
- Table 5-1 The alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- Example 7 In Table 7-1, there are eight different components of Invention 7 prepared according to the above process, numbered 7001-7008, and each component is in weight percent (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- Example 8 Table 8-1 shows Invention 8 of 8 different compositions prepared according to the above process, numbered 8001-8008, and each component is in weight percent (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- Example 11 In Table 11-1, the inventions 11 of the eight different compositions prepared according to the above process are numbered 11001-11008, and the units of each component are percentage by weight (wt%).
- the alloys of the above components are tested in the as-cast form at room temperature for cutting performance, dezincification resistance, tensile strength and elongation.
- the comparative samples are lead-containing brass of the same specification and the same specification.
- a high-frequency melting furnace is used to produce a mechanical processing property comparable to known lead-containing brass, and good tensile strength, elongation, and dezincification resistance. Good, easy to cut, and low in lead, suitable for use as an alloying material for known lead-containing brass, such as faucets or bathroom accessories.
- the present invention has been disclosed in the above embodiments, and is not intended to limit the present invention. Any person skilled in the art can make various modifications and refinements without departing from the spirit and scope of the present invention. The scope of protection is subject to the terms of the claims.
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Abstract
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Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201480000086.6A CN103917675A (zh) | 2014-01-03 | 2014-04-09 | 低铅无铋无硅黄铜 |
AU2014202539A AU2014202539B2 (en) | 2014-01-03 | 2014-04-09 | Low-lead bismuth-free silicon-free brass |
EP14730412.5A EP2960351A4 (en) | 2014-01-03 | 2014-04-09 | BLEIARMES, AWESOME, SILICONE-FREE BRASS |
US14/354,950 US20160145719A1 (en) | 2014-01-03 | 2014-04-09 | Low-lead bismuth-free silicon-free brass |
KR1020147015579A KR20150093099A (ko) | 2014-01-03 | 2014-04-09 | 비스무트와 규소를 포함하지 않은 낮은 리드 황동 |
JP2015555582A JP6008159B2 (ja) | 2014-01-03 | 2014-04-09 | ビスマスとケイ素を含まない低鉛黄銅 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201410003999.5 | 2014-01-03 | ||
CN201410003999 | 2014-01-03 |
Publications (1)
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WO2015100872A1 true WO2015100872A1 (zh) | 2015-07-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2014/074938 WO2015100872A1 (zh) | 2014-01-03 | 2014-04-09 | 低铅无铋无硅黄铜 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20160145719A1 (zh) |
EP (1) | EP2960351A4 (zh) |
JP (1) | JP6008159B2 (zh) |
KR (1) | KR20150093099A (zh) |
CN (1) | CN103917675A (zh) |
AU (1) | AU2014202539B2 (zh) |
TW (1) | TWI550106B (zh) |
WO (1) | WO2015100872A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2016145411A (ja) * | 2015-01-28 | 2016-08-12 | Toto株式会社 | 鋳造性および耐食性に優れた黄銅 |
Families Citing this family (10)
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CN106103755A (zh) * | 2014-03-31 | 2016-11-09 | 株式会社栗本铁工所 | 水管部件用低铅黄铜合金 |
CN104032176B (zh) * | 2014-06-23 | 2015-03-11 | 江西鸥迪铜业有限公司 | 低铅黄铜合金 |
EP3050983B1 (en) * | 2015-01-28 | 2019-03-13 | Toto Ltd. | Brass having improved castability and corrosion resistance |
JP6576077B2 (ja) * | 2015-04-01 | 2019-09-18 | Dowaメタルテック株式会社 | 低Pb黄銅棒材およびその製造方法 |
CN107385273B (zh) * | 2017-07-07 | 2019-03-01 | 路达(厦门)工业有限公司 | 一种铸造用环保黄铜合金及其制造方法 |
DE102017118386A1 (de) * | 2017-08-11 | 2019-02-14 | Grohe Ag | Kupferlegierung, Verwendung einer Kupferlegierung, Sanitärarmatur und Verfahren zur Herstellung einer Sanitärarmatur |
CN107699727A (zh) * | 2017-09-28 | 2018-02-16 | 江苏晶王新材料科技有限公司 | 一种低铅铜合金复合材料 |
TWI731506B (zh) | 2019-06-25 | 2021-06-21 | 日商三菱伸銅股份有限公司 | 快削性銅合金及快削性銅合金的製造方法 |
WO2022039680A1 (en) * | 2020-08-20 | 2022-02-24 | Sarbak Metal Tic. Ve San. A.Ş. | Low lead boron added brass alloy |
CN114540662B (zh) * | 2022-02-22 | 2023-04-28 | 宁波金田铜业(集团)股份有限公司 | 一种黄铜合金及其制备方法 |
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JP2000239765A (ja) * | 1999-02-18 | 2000-09-05 | Joetsu Material Kk | 金型鋳造用若しくは砂型鋳造用無鉛耐食性黄銅合金又は金型鋳物若しくは砂型鋳物並びに連続鋳造用無鉛耐食性黄銅合金又は連続鋳造鋳物 |
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JPS59100245A (ja) * | 1982-11-30 | 1984-06-09 | Nippon Mining Co Ltd | 耐食性に優れた銅合金及びその製造方法 |
JPS6056036A (ja) * | 1983-09-07 | 1985-04-01 | Dowa Mining Co Ltd | 耐食性および被削性に優れた銅基合金 |
JPS62130294A (ja) * | 1985-12-03 | 1987-06-12 | Nippon Mining Co Ltd | 通電ロ−ル |
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JP4296344B2 (ja) * | 2003-03-24 | 2009-07-15 | Dowaメタルテック株式会社 | 銅合金材 |
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2014
- 2014-04-09 JP JP2015555582A patent/JP6008159B2/ja active Active
- 2014-04-09 AU AU2014202539A patent/AU2014202539B2/en active Active
- 2014-04-09 CN CN201480000086.6A patent/CN103917675A/zh active Pending
- 2014-04-09 KR KR1020147015579A patent/KR20150093099A/ko not_active Application Discontinuation
- 2014-04-09 US US14/354,950 patent/US20160145719A1/en not_active Abandoned
- 2014-04-09 WO PCT/CN2014/074938 patent/WO2015100872A1/zh active Application Filing
- 2014-04-09 EP EP14730412.5A patent/EP2960351A4/en not_active Withdrawn
- 2014-04-23 TW TW103114728A patent/TWI550106B/zh active
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US5137685B1 (en) * | 1991-03-01 | 1995-09-26 | Olin Corp | Machinable copper alloys having reduced lead content |
JP2000239765A (ja) * | 1999-02-18 | 2000-09-05 | Joetsu Material Kk | 金型鋳造用若しくは砂型鋳造用無鉛耐食性黄銅合金又は金型鋳物若しくは砂型鋳物並びに連続鋳造用無鉛耐食性黄銅合金又は連続鋳造鋳物 |
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JP2016145411A (ja) * | 2015-01-28 | 2016-08-12 | Toto株式会社 | 鋳造性および耐食性に優れた黄銅 |
Also Published As
Publication number | Publication date |
---|---|
EP2960351A1 (en) | 2015-12-30 |
TW201527559A (zh) | 2015-07-16 |
JP2016508186A (ja) | 2016-03-17 |
JP6008159B2 (ja) | 2016-10-19 |
TWI550106B (zh) | 2016-09-21 |
KR20150093099A (ko) | 2015-08-17 |
EP2960351A4 (en) | 2016-11-23 |
CN103917675A (zh) | 2014-07-09 |
US20160145719A1 (en) | 2016-05-26 |
AU2014202539A1 (en) | 2015-07-23 |
AU2014202539B2 (en) | 2016-04-07 |
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