CN107099693B - 一种环保无铅铜合金 - Google Patents
一种环保无铅铜合金 Download PDFInfo
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- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000956 alloy Substances 0.000 claims abstract description 17
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 16
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 12
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 12
- DXZIFGZIQQRESB-UHFFFAOYSA-N [C].[Ti].[Si] Chemical compound [C].[Ti].[Si] DXZIFGZIQQRESB-UHFFFAOYSA-N 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000010949 copper Substances 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 11
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 10
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 8
- 239000011733 molybdenum Substances 0.000 claims abstract description 8
- 239000011574 phosphorus Substances 0.000 claims abstract description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011572 manganese Substances 0.000 claims abstract description 6
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052746 lanthanum Inorganic materials 0.000 claims description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000004321 preservation Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000010792 warming Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 6
- 229910000906 Bronze Inorganic materials 0.000 description 5
- 239000010974 bronze Substances 0.000 description 5
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- C22C9/01—Alloys based on copper with aluminium 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Joining Of Glass To Other Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
本发明公开了一种环保无铅铜合金,包括以下质量百分比的组分:铝7.0‑8.5%、钛硅碳粉末4.5‑6.0%、镍0.2‑0.3%、铋0.2‑0.4%、磷1.0‑1.5%、合金锡粉0.3‑0.4%、稀土0.15‑0.3%、锰0.5‑1.3%、钼0.03‑0.1%、余量为铜。本发明用铋代替传统的铅,提高了合金的环保性能;在保留现有铝青铜性能的同时,还添加了钛硅碳粉末、镍和稀土等组分,使之具有较高的韧性,良好的力学性能和较高的稳定性等。
Description
技术领域
本发明属于新材料领域,具体涉及一种环保无铅铜合金。
背景技术
铜合金在我国有几千年的历史,在古代人们用它做兵刃、宝鼎、盔甲等,现代铜合金也广泛的用于各种机械。青铜原指铜锡合金,后除黄铜、白铜以外的铜合金均称青铜,并常在青铜名字前冠以第一主要添加元素的名。青铜铸造性好,耐磨、耐蚀性且化学性质稳定。但现有的青铜为了实现改善削切性能一般都添加铅元素,虽然效果较理想,但是铅元素对于人体和环境都是有害的,随着环境的恶化,人们的环保意识普遍提高,国内外市场也更加倾向于开发和使用不含铅的且性能保持的铜合金。
发明内容
为了解决上述技术问题,本发明的目的在于提供一种环保无铅铜合金,在保留现有铝青铜性能的同时,增加入了钛硅碳粉末、镍和稀土等,使之具有较高的韧性,良好的力学性能和较高的稳定性等。
为了实现上述目的,本发明采用的技术方案为:一种环保无铅铜合金,包括以下质量百分比的组分:铝7.0-8.5%、钛硅碳粉末4.5-6.0%、镍0.2-0.3%、铋0.2-0.4%、磷1.0-1.5%、合金锡粉0.3-0.4%、稀土0.15-0.3%、锰0.5-1.3%、钼0.03-0.1%、余量为铜。
所述稀土为钒、镧、铈、钇中的一种或多种。
所述合金锡粉为Sn99Ag0.3Cu0.7无铅锡粉,其粒度为20-75目。
所述硅碳粉末的纯度不小于98%,粒度为5-15um。
所述镍、铋、铝、磷、稀土、锰、钼、铜的粒度在100-500目间。
上述环保无铅铜合金的制备方法为:
将各原料按照配比置于工频电炉内,加热至1000-1100℃完全熔化后保温至950℃;用石墨棒将完全熔化的合金液体充分搅拌后,在其上面覆盖高纯度鳞片状石墨粉防止其氧化,并继续保温;保温45-55min后,重新升温至1150℃,并开启工频电炉的振动装置,采用水平连铸方法铸制成规定外径和长度的实心合金棒材。
本发明的有益效果:本发明的环保无铅铜合金,用铋代替传统的铅,提高了合金的环保性能;在保留现有铝青铜性能的同时,还加入了钛硅碳粉末、镍、锰和稀土等,钛硅碳是一种新型三元层状陶瓷材料,具有陶瓷的优异性能,同时又具有金属的性能,可以像金属一样用高速钢刀具进行机械加工,高温下具有很好的塑性,且有比石墨更低的摩擦系数和更好的自润滑性能;镍和钛硅碳粉末会形成复合基体,再配以稀土增强合金的强度和耐摩擦性,可以减少铜合金的缺陷,使之具有较高的韧性,良好的力学性能和较高的稳定性等。
具体实施方式
以下对本发明的具体实施方式进行详细说明。应当理解的是,此处所描述的具体实施方式仅用于说明和解释本发明,并不用于限制本发明。实施例中,合金锡粉、镍、铋、铝、磷、稀土、锰、钼、铜为长沙天久金属材料有限公司产品,硅碳粉末为北京互通网艺有限公司的产品。
实施例1
一种环保无铅铜合金,包括以下质量百分比的组分:
铝7.5%、钛硅碳粉末5.0%、镍0.25%、铋0.3%、磷1.1%、合金锡粉0.35%、钒0.2%、锰0.75%、钼0.05%、余量为铜。
实施例2
一种环保无铅铜合金,包括以下质量百分比的组分:
铝7.8%、钛硅碳粉末5.5%、镍0.28%、铋0.32%、磷1.4%、合金锡粉0.4%、钇0.3%、锰1.05%、钼0.08%、余量为铜。
经检测,本发明制得的铜合金材料的技术参数如下:
Claims (4)
1.一种环保无铅铜合金,其特征在于,包括以下质量百分比的组分:铝7.0-8.5%、钛硅碳粉末4.5-6.0%、镍0.2-0.3%、铋0.2-0.4%、磷1.0-1.5%、合金锡粉0.3-0.4%、稀土0.15-0.3%、锰0.5-1.3%、钼0.03-0.1%、余量为铜;
其中,所述合金锡粉为Sn99Ag0.3Cu0.7无铅锡粉,其粒度为20-75目;
上述环保无铅铜合金的制备方法为:
将各原料按照配比至于工频电炉内,加热至1000-1100℃完全熔化后保温至950℃;用石墨棒将完全熔化的合金液体充分搅拌后,在其上面覆盖高纯度鳞片状石墨粉防止其氧化,并继续保温;保温45-55min后,重新升温至1150℃,并开启工频电炉的振动装置,采用水平连铸方法铸制成规定外径和长度的实心合金棒材。
2.根据权利要求1所述的一种环保无铅铜合金,其特征在于:所述稀土为镧、铈、钇中的一种或多种。
3.根据权利要求1所述的一种环保无铅铜合金,其特征在于:所述钛硅碳粉末的纯度不小于98%,粒度为5-15μm。
4.根据权利要求1所述的一种环保无铅铜合金,其特征在于:所述镍、铋、铝、磷P、稀土、锰、钼、铜的粒度在100-500目间。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1930314A (zh) * | 2004-03-12 | 2007-03-14 | 住友金属工业株式会社 | 铜合金及其制造方法 |
EP1801249A1 (en) * | 2005-12-22 | 2007-06-27 | Kabushiki Kaisha Kobe Seiko Sho | Copper alloy having excellent stress relaxation property |
CN102618771A (zh) * | 2012-03-14 | 2012-08-01 | 同济大学 | 新型高速列车受电弓滑块材料 |
CN103469006A (zh) * | 2013-09-22 | 2013-12-25 | 苏州华宇精密铸造有限公司 | 一种精密铸造镍铜合金阀体的制备方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1930314A (zh) * | 2004-03-12 | 2007-03-14 | 住友金属工业株式会社 | 铜合金及其制造方法 |
EP1801249A1 (en) * | 2005-12-22 | 2007-06-27 | Kabushiki Kaisha Kobe Seiko Sho | Copper alloy having excellent stress relaxation property |
CN102618771A (zh) * | 2012-03-14 | 2012-08-01 | 同济大学 | 新型高速列车受电弓滑块材料 |
CN103469006A (zh) * | 2013-09-22 | 2013-12-25 | 苏州华宇精密铸造有限公司 | 一种精密铸造镍铜合金阀体的制备方法 |
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