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1. 发明授权

US06627330B1 Aluminum alloy brazing sheet for vacuum brazing exhibiting excellent corrosion resistance, and heat exchanger using the brazing sheet 有权
标题翻译：用于真空钎焊的优异的耐腐蚀性的铝合金钎焊片和使用该钎焊片的热交换器
公开(公告)号：US06627330B1
公开(公告)日：2003-09-30
申请号：US09596934
申请日：2000-06-19
申请人： Masaki Shimizu , Haruhiko Miyachi , Toshihiko Fukuda , Hiroshi Ikeda , Yoshifusa Shoji
发明人： Masaki Shimizu , Haruhiko Miyachi , Toshihiko Fukuda , Hiroshi Ikeda , Yoshifusa Shoji
IPC分类号： B32B1501
CPC分类号： F28F21/089 , B23K35/0238 , B23K35/286 , B23K2101/14 , B23K2103/10 , B32B15/016 , F28D1/0333 , F28D9/0043 , F28F21/084 , Y10S428/933 , Y10T428/12764
摘要： An aluminum alloy brazing sheet has a quad-layer structure made of an outer filler material, intermediate layer material, core material, and inner filler material. The core material contains 0.5-1.6% of Mn, 0.10-0.50% of Cu, 0.05-0.50% of Mg, and 0.06-0.30% of Ti, and, as impurities, 0.5% or less of Fe, 0.5% or less of Si, and 0.1% or less of Zn, with the remainder being Al and unavoidable impurities; the intermediate layer material contains 0.2-1.5% of Mg and at least one of 0.5-4% of Zn, 0.005-0.2% of In, and 0.01-0.2% of Sn, and, as impurities, 0.3% or less of Si, 0.3% or less of Fe, 0.05% or less of Cu, 0.05% or less of Mn, and 0.3% or less of Ti, with the remainder being Al and unavoidable impurities. The thickness of the intermediate layer material is 50 &mgr;m or more and no more than the thickness of the core material. The outer filler material and the inner filler material are Al—Si—Mg alloys, the outer filler material, preferably including at least one of 0.005-0.2% of In and 0.01-0.2% of Sn.
摘要翻译：铝合金钎焊板具有由外部填充材料，中间层材料，芯材料和内部填充材料制成的四层结构。芯材含有0.5-1.6％的Mn，0.10-0.50％的Cu，0.05-0.50％的Mg和0.06-0.30％的Ti，作为杂质，含有0.5％以下的Fe，0.5％以下的Fe Si和0.1％以下的Zn，其余为Al和不可避免的杂质; 中间层材料含有0.2-1.5％的Mg和0.5-4％的Zn，0.005-0.2％的In和0.01-0.2％的Sn中的至少一种，并且作为杂质，含有0.3％或更少的Si， 0.3％以下的Fe，0.05％以下的Cu，0.05％以下的Mn和0.3％以下的Ti，余量为Al和不可避免的杂质。中间层材料的厚度为50μm以上且不大于芯材的厚度。外部填充材料和内部填充材料是Al-Si-Mg合金，外部填充材料优选包括0.005-0.2％的In和0.01-0.2％的Sn中的至少一种。

2. 发明授权

US06638376B2 Aluminum alloy piping material having an excellent corrosion resistance and workability 有权
标题翻译：具有优异的耐腐蚀性和可加工性的铝合金管材
公开(公告)号：US06638376B2
公开(公告)日：2003-10-28
申请号：US09952211
申请日：2001-09-14
申请人： Yoshiharu Hasegawa , Haruhiko Miyachi , Hirokazu Tanaka , Yoshifusa Shoji , Takahiro Koyama , Toshihiko Fukuda
发明人： Yoshiharu Hasegawa , Haruhiko Miyachi , Hirokazu Tanaka , Yoshifusa Shoji , Takahiro Koyama , Toshihiko Fukuda
IPC分类号： C22C2100
CPC分类号： C22C21/00 , C22F1/04
摘要： An aluminum alloy piping material exhibiting good corrosion resistance and having an excellent workability, such as bulge formation capability at the pipe ends. The aluminum alloy piping material is suitably used for pipes connecting automotive radiators and heaters or pipes connecting evaporators, condensers, and compressors. The aluminum alloy material is formed from an aluminum alloy which contains 0.3-1.5% of Mn, 0.20% or less of Cu, 0.06-0.30% of Ti, 0.01-0.20% of Fe, and 0.01-0.20% of Si, with the balance being Al and impurities, wherein, among Si compounds, Fe compounds, and Mn compounds present in the matrix, the number of compounds with a particle diameter of 0.5 &mgr;m or more is 2×104 or less per mm2. The aluminum alloy piping material may further comprise 0.4% or less of Mg.
摘要翻译：表现出良好的耐腐蚀性并且具有优异的可加工性的铝合金管材，例如在管端的凸起形成能力。铝合金管道材料适用于连接汽车散热器和连接蒸发器，冷凝器和压缩机的加热器或管道的管道。铝合金材料由铝合金形成，其含有0.3-1.5％的Mn，0.20％以下的Cu，0.06-0.30％的Ti，0.01-0.20％的Fe和0.01-0.20％的Si，其中余量为Al和杂质，其中，在Si化合物中存在的Fe化合物和Mn化合物中，粒径为0.5μm以上的化合物的数量为每mm 2 2×10 4以下。铝合金管材可以进一步包含0.4％以下的Mg。

3. 发明授权

US06316126B1 Aluminum alloy clad material for heat exchangers exhibiting excellent erosion-corrosion resistance 有权
标题翻译：用于热交换器的铝合金包覆材料具有优异的抗腐蚀性能
公开(公告)号：US06316126B1
公开(公告)日：2001-11-13
申请号：US09417803
申请日：1999-10-14
申请人： Yoshiharu Hasegawa , Haruhiko Miyachi , Hisao Kato , Hirokazu Tanaka , Hiroshi Ikeda , Yoshifusa Shoji
发明人： Yoshiharu Hasegawa , Haruhiko Miyachi , Hisao Kato , Hirokazu Tanaka , Hiroshi Ikeda , Yoshifusa Shoji
IPC分类号： B32B1520
CPC分类号： F28F21/089 , B32B15/016 , F28F19/004 , F28F19/06 , F28F21/084 , Y10S428/933 , Y10T428/12736 , Y10T428/12764 , Y10T428/12986 , Y10T428/31678
摘要： An aluminum alloy clad material for heat exchangers exhibiting excellent erosion-corrosion resistance, corrosion resistance, pitting resistance, and brazability, which is suitably used as an aluminum alloy clad sheet for forming a constituent member, in particular, a tube for an aluminum heat exchanger such as a radiator and heater, and as a pipe for circulating a working fluid in the aluminum heat exchanger or a pipe connected to the heat exchangers. The aluminum alloy clad sheet comprises a sacrificial anode material clad on one side of a core material, wherein the core material comprises an Al—Mn alloy and the sacrificial anode material comprises an aluminum alloy, for example, an aluminum alloy comprising 3.0-12.0% of Si with the remaining portion consisting of Al and impurities, or an aluminum alloy comprising 3.0-12.0% of Si, 1-10% of Zn, and 0.15-1.2% of Fe with the remaining portion consisting of Al and impurities. The sacrificial anode material may comprise trace amounts of one or more of In, Sn, and Mg. The clad sheet may have a three-layered clad material in which an Al—Si-type brazing material is clad on the side of the core material.
摘要翻译：特别是用于形成构成部件的铝合金包覆板，特别是用于铝热交换器的管的铝合金包覆材料，其表现出优异的耐腐蚀性，耐腐蚀性，耐点蚀性和钎焊性例如散热器和加热器，以及用于在铝热交换器中循环工作流体的管道或连接到热交换器的管道。铝合金复合板包括包覆在芯材一侧的牺牲阳极材料，其中芯材料包括Al-Mn合金，牺牲阳极材料包括铝合金，例如包含3.0-12.0％的Si，其余部分由Al和杂质组成，或者包含3.0-12.0％的Si，1-10％的Zn和0.15-1.2％的Fe，其余部分由Al和杂质组成的铝合金。牺牲阳极材料可以包含痕量的In，Sn和Mg中的一种或多种。复合板可以具有其中Al-Si型钎焊材料包覆在芯材侧的三层包覆材料。

4. 发明授权

US07211160B2 Aluminum alloy piping material for automotive tubes having excellent corrosion resistance and formability, and method of manufacturing same 有权
标题翻译：具有优异的耐腐蚀性和成形性的用于汽车管的铝合金管道材料及其制造方法
公开(公告)号：US07211160B2
公开(公告)日：2007-05-01
申请号：US10674283
申请日：2003-09-29
申请人： Yoshiharu Hasegawa , Haruhiko Miyachi , Takahiro Koyama , Yoshifusa Shoji
发明人： Yoshiharu Hasegawa , Haruhiko Miyachi , Takahiro Koyama , Yoshifusa Shoji
IPC分类号： C22C21/00
CPC分类号： C22F1/04 , C22C21/00
摘要： An aluminum alloy piping material for automotive tubes having excellent tube expansion formability by bulge forming at the tube end and superior corrosion resistance, which is suitably used for a tube connecting an automotive radiator and heater, or for a tube connecting an evaporator, condenser, and compressor. The aluminum alloy piping material is an annealed material of an aluminum alloy containing 0.3 to 1.5% of Mn, 0.20% or less of Cu, 0.10 to 0.20% of Ti, more than 0.20% but 0.60% or less of Fe, and 0.50% or less of Si with the balance being aluminum and unavoidable impurities, wherein the aluminum alloy piping material has an average crystal grain size of 100 μm or less, and Ti-based compounds having a grain size (circle equivalent diameter, hereinafter the same) of 10 μm or more do not exist as an aggregate of two or more serial compounds in a single crystal grain.
摘要翻译：一种用于汽车管的铝合金管道材料，其具有优异的管膨胀成形性，通过在管端突出形成和优异的耐腐蚀性，其适用于连接汽车散热器和加热器的管，或用于连接蒸发器，冷凝器和压缩机。铝合金管材是铝合金的退火材料，其含有0.3〜1.5％的Mn，0.20％以下的Cu，0.10〜0.20％的Ti，0.20％以上且0.60％以下的Fe和0.50％以下，余量由铝和不可避免的杂质构成，其中，铝合金管材的平均结晶粒径为100μm以下，具有粒径（圆当量直径，以下相同）的Ti系化合物为作为单晶粒中的两种以上的串联化合物的集合体，不存在10个以上的粒子。

5. 发明授权

US06361882B1 High-strength aluminum alloy clad material for heat exchangers exhibiting excellent corrosion resistance 有权
标题翻译：具有优异耐腐蚀性的用于热交换器的高强度铝合金包覆材料
公开(公告)号：US06361882B1
公开(公告)日：2002-03-26
申请号：US09703224
申请日：2000-10-31
申请人： Yoshifusa Shoji , Kohichi Maeda , Toshihiko Fukuda
发明人： Yoshifusa Shoji , Kohichi Maeda , Toshihiko Fukuda
IPC分类号： B32B1520
CPC分类号： F28F21/089 , B23K1/0012 , B23K2101/14 , B23K2103/10 , B32B15/20 , F28D1/0333 , F28F21/084 , Y10S428/933 , Y10T428/12764 , Y10T428/12986
摘要： A high-strength aluminum alloy clad material for heat exchangers which excels in corrosion resistance and formability before brazing and has improved strength after brazing. The aluminum alloy clad material is made up of a core material and a brazing material, with one or both sides of the core material clad with the brazing material. The core material is made up of an aluminum alloy containing from 0.3% to less than 0.6% of Mn, from more than 0.6% to 1.0% of Cu, less than 0.1% of Si, 0.3% or less of Fe, and from 0.06% to 0.35% of Ti, with the remainder being Al and impurities; and the brazing material used to clad the core material is made up of an Al—Si aluminum alloy in which the Ca content is limited to 0.006% or less.
摘要翻译：一种用于热交换器的高强度铝合金包覆材料，其在钎焊之前具有优异的耐腐蚀性和成形性，并且在钎焊之后具有改善的强度。铝合金包覆材料由芯材料和钎焊材料构成，芯材的一侧或两侧用钎焊材料包覆。芯材由含有0.3〜0.6重量％的Mn，0.6〜1.0％的Cu，0.1个以下的Si，0.3个以下的Fe，0.06以上的铝合金构成％至0.35％的Ti，其余为Al和杂质; 用于包覆芯材的钎焊材料由Ca含量限制在0.006％以下的Al-Si铝合金构成。

6. 发明授权

US06261706B1 Aluminum alloy clad material for heat exchangers exhibiting high strength and excellent corrosion resistance 有权
标题翻译：用于热交换器的铝合金包覆材料具有高强度和优异的耐腐蚀性
公开(公告)号：US06261706B1
公开(公告)日：2001-07-17
申请号：US09413357
申请日：1999-10-06
申请人： Sunao Fukuda , Yoshihiko Kamiya , Taketoshi Toyama , Hirokazu Tanaka , Hiroshi Ikeda , Yoshifusa Shoji
发明人： Sunao Fukuda , Yoshihiko Kamiya , Taketoshi Toyama , Hirokazu Tanaka , Hiroshi Ikeda , Yoshifusa Shoji
IPC分类号： F28F2108
CPC分类号： F28F21/089 , B23K35/28 , B32B15/016 , C22C21/00 , F28F21/084 , Y10S165/905 , Y10S428/933 , Y10T428/12764
摘要： An aluminum alloy clad material for heat exchangers exhibiting superior strength after brazing and excellent corrosion resistance is provided. The aluminum alloy clad material comprises a sacrificial anode material which is clad on one side of a core material, wherein the core material comprises an aluminum alloy comprising 0.3-2.0% of Mn, 0.25-1.0% of Cu, 0.3-1.1% of Si, and 0.05-0.35% of Ti with the remaining portion consisting of aluminum and impurities, the sacrificial anode material comprises an aluminum alloy comprising 1.5-8% of Zn, 0.01-0.8% of Si, and 0.01-0.3% of Fe with the remaining portion consisting of aluminum and impurities, and the total number of particles of Si compounds and Fe compounds with a particle diameter (circle equivalent diameter) of 1 &mgr;m or more present in the sacrificial anode material matrix is 2×104 or less per 1 mm2. The clad material is suitably used as a tube material or header plate material for automotive heat exchangers such as a radiator or heater core.
摘要翻译：提供一种用于热交换器的铝合金包覆材料，其在钎焊之后表现出优异的强度和优异的耐腐蚀性。铝合金覆层材料包括牺牲阳极材料，该牺牲阳极材料包覆在芯材的一侧，其中芯材包括铝合金，其包含0.3-2.0％的Mn，0.25-1.0％的Cu，0.3-1.1％的Si ，和0.05-0.35％的Ti，其余部分由铝和杂质组成，牺牲阳极材料包括铝合金，其包含1.5-8％的Zn，0.01-0.8％的Si和0.01-0.3％的Fe，其中由铝和杂质组成的剩余部分，牺牲阳极材料基体中存在的Si化合物和粒子直径（圆当量直径）为1um以上的Fe化合物的总数为1×2mm以下。包层材料适合用作汽车热交换器如散热器或加热器芯的管材或集管板材料。

7. 发明授权

US07018722B2 Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material 有权
标题翻译：用于热交换器的铝合金翅片材料和包括翅片材料的热交换器
公开(公告)号：US07018722B2
公开(公告)日：2006-03-28
申请号：US10601752
申请日：2003-06-23
申请人： Taketoshi Toyama , Koji Hirao , Takashi Hatori , Yuji Hisatomi , Yasunaga Itoh , Yoshifusa Shoji
发明人： Taketoshi Toyama , Koji Hirao , Takashi Hatori , Yuji Hisatomi , Yasunaga Itoh , Yoshifusa Shoji
IPC分类号： B32B15/20 , F28F21/08 , C22C21/04
CPC分类号： F28F21/084 , B23K35/286 , B32B15/016 , C22C21/00 , Y10S165/905 , Y10S428/925 , Y10T428/12764
摘要： The present invention provides an aluminum alloy fin material for heat exchangers which has a thickness of 80 μm (0.08 mm) or less and excels in joinability to a tube material and in intergranular corrosion resistance. The aluminum alloy fin material is an aluminum alloy bare fin material or a brazing fin material which has a thickness of 80 μm or less and is incorporated into a heat exchanger made of an aluminum alloy manufactured by brazing through an Al—Si alloy filler metal. The structure of the core material before brazing is a fiber structure, and the crystal grain diameter of the structure after brazing is 50–250 μm. The Si concentration in the Si dissolution area on the surface of the fin material and at the center of the thickness of the fin material after brazing is preferably 0.8% or more and 0.7% or less, respectively.
摘要翻译：本发明提供一种用于热交换器的铝合金翅片材料，其具有80μm（0.08mm）或更小的厚度，并且与管材的接合性和耐晶间腐蚀性优异。铝合金翅片材料是铝合金裸翅片材料或厚度为80μm以下的钎焊翅片材料，并且被并入由通过Al-Si合金填料金属钎焊制造的铝合金制成的热交换器中。钎焊前的芯材的结构是纤维结构，钎焊后的结构的晶粒直径为50〜250μm。翅片材料表面上的Si溶解区域中的Si浓度和钎焊后的翅片材料的厚度的中心分别优选为0.8％以上且0.7％以下。

8. 发明授权

US5292595A Clad aluminum alloy material having high strength and high corrosion resistance for heat exchanger 失效
标题翻译：热交换器具有强度高，耐腐蚀性强的包覆铝合金材料
公开(公告)号：US5292595A
公开(公告)日：1994-03-08
申请号：US19127
申请日：1993-02-17
申请人： Shigenori Yamauchi , Yoshifusa Shoji , Kenji Kato , Yuji Suzuki , Chian T. Su , Mituo Hashiura , Sunao Fukuda
发明人： Shigenori Yamauchi , Yoshifusa Shoji , Kenji Kato , Yuji Suzuki , Chian T. Su , Mituo Hashiura , Sunao Fukuda
IPC分类号： B23K35/28 , B32B15/01 , F28F19/06 , F28F21/08 , B32B15/20
CPC分类号： F28F21/089 , B23K35/286 , B32B15/016 , F28F19/06 , F28F21/084 , Y10S165/905 , Y10S428/933 , Y10T428/12764
摘要： A clad aluminum alloy material having high strength and high corrosion resistance for a heat exchanger, which is composed of a core material made of an aluminum alloy consisting of 0.3 to 2.0% of Mn, 0.25 to 0.8% of Cu, 0.05 to 1.0% of Si and 0.5% or less of Mg with the balance consisting of Al and unavoidable impurities; a sacrificial anode material bonded to one surface of the core material, the sacrificial anode material being made of an aluminum alloy consisting of 1.0 to 2.5% of Mg and 0.05 to less than 0.20% of Si with the balance consisting of Al and unavoidable impurities; and a cladding bonded to the other surface of the core material, the cladding being made of a brazing filler metal consisting of an Al-Si-base aluminum alloy. In the clad aluminum alloy materials, the core material may further include 0.35% or less of Ti and the sacrificial anode material may further include 3.0% or less of Zn or at least one member selected from the group consisting of 0.2% or less of In, 0.2% or less of Sn and 0.2% or less of Ga.
摘要翻译：一种热交换器具有高强度和高耐腐蚀性的复合铝合金材料，其由由0.3-0.2％的Mn，0.25-0.8％的Cu，0.05-1.0％的Cu， Si和0.5％以下的Mg，余量由Al和不可避免的杂质构成; 牺牲阳极材料结合到芯材的一个表面，牺牲阳极材料由铝合金制成，铝合金由1.0％至2.5％的Mg和0.05至少于0.20％的Si，余量由Al和不可避免的杂质组成; 以及与芯材的另一面接合的包层，该包层由由Al-Si基铝合金构成的钎料构成。在复合铝合金材料中，芯材料还可以含有0.35％以下的Ti，牺牲阳极材料还可以含有3.0％以下的Zn或至少一种选自0.2％以下的In ，Sn为0.2％以下，Ga为0.2％以下。

9. 发明授权

US06638377B2 Aluminum alloy piping material for automotive piping excelling in corrosion resistance and workability 有权
标题翻译：用于汽车管道的铝合金管道材料具有优异的耐腐蚀性和可加工性
公开(公告)号：US06638377B2
公开(公告)日：2003-10-28
申请号：US09954430
申请日：2001-09-17
申请人： Takahiro Koyama , Hirokazu Tanaka , Yoshifusa Shoji
发明人： Takahiro Koyama , Hirokazu Tanaka , Yoshifusa Shoji
IPC分类号： C22C2100
CPC分类号： C22F1/04 , C22C21/00 , F16L9/02
摘要： An aluminum alloy piping material for automotive piping excelling in corrosion resistance and workability and a method of fabricating the same. The aluminum alloy piping material is made of an aluminum alloy which contains 0.3-1.5% of Mn, 0.01-0.20% of Fe, and 0.01-0.20% of Si, wherein the content of Cu as impurities is limited to 0.05% or less, with the balance being Al and impurities, wherein, among Si compounds, Fe compounds, and Mn compounds present in the alloy's matrix, the number of compounds with a particle diameter (equivalent circle diameter, hereinafter the same) of 0.5 &mgr;m or more is 3×104 or less per mm2. The aluminum alloy piping material has a tensile strength of 70-130 MPa (temper: O material). An ingot of an aluminum alloy having the composition is hot extruded. The resulting extruded pipe is cold drawn at a working ratio of 30% or more and annealed.
摘要翻译：一种用于汽车管道的铝合金管道材料，其耐腐蚀性和加工性优良，且其制造方法。铝合金管材由铝合金制成，其含有0.3-1.5％的Mn，0.01-0.20％的Fe和0.01-0.20％的Si，其中作为杂质的Cu的含量被限制在0.05％以下，余量为Al和杂质，其中，在Si化合物中，Fe化合物和存在于合金基体中的Mn化合物中，粒径（当量圆直径，以下相同）为0.5μm以上的化合物的数量为3×10 <4>以下/ mm 2。铝合金管材的拉伸强度为70-130MPa（回火：O材料）。具有该组成的铝合金锭被热挤压。将得到的挤出管以30％以上的加工率进行冷拉伸并退火。

10. 发明授权

US5148862A Heat exchanger fin materials and heat exchangers prepared therefrom 失效
标题翻译：热交换器翅片材料和由其制备的热交换器
公开(公告)号：US5148862A
公开(公告)日：1992-09-22
申请号：US800556
申请日：1991-11-27
申请人： Mitsuo Hashiura , Kenji Negura , Sadayuki Kamiya , Shigenori Yamauchi , Yuji Suzuki , Kenji Kato , Naoki Tokizane , Yoshifusa Shoji
发明人： Mitsuo Hashiura , Kenji Negura , Sadayuki Kamiya , Shigenori Yamauchi , Yuji Suzuki , Kenji Kato , Naoki Tokizane , Yoshifusa Shoji
IPC分类号： B23K35/02 , B23K35/28 , B32B15/01 , F28F19/06 , F28F21/08
CPC分类号： F28F21/089 , B32B15/016 , F28F19/06 , F28F21/084 , B23K35/0238 , B23K35/286 , Y10S165/905 , Y10T428/12 , Y10T428/12764
摘要： Disclosed herein are aluminum alloy fin materials useful for heat exchangers which consists of, in weight percentage, 0.8 to 1.8% Fe, 0.3 to 3.0% Zn, up to 0.3% Cu and at least one element selected from the group consisting of 0.05 to 0.25% Zr and 0.05 to 0.25% Cr, with the balance being Al and unavoidable impurities, wherein Mn in the unavoidable impurities is 0.3% or less. The fin material being characterized, after brazing, by its superior thermal conductivity and beneficial sacrificial anode effect. The fin material is also suitable as a core of a brazing fin material in combination with an Al-Si alloy brazing material in which the Al-Si alloy brazing material is clad as an outer cladding layer onto both sides of the core. The above unclad or clad fin materials can provide heat exchangers having high corrosion resistance and good heat transfer characteristics in combination with a fluid passage material made of brazing sheet or an extruded tube of pure aluminum or an aluminum alloy with not more than 0.5% Cu and/or not more than 0.5% Mn.
摘要翻译：本文公开了用于热交换器的铝合金翅片材料，重量百分数为Fe，0.3-3.0％Zn，至多0.3％的Cu和至少一种选自0.05至0.25的元素％Zr和0.05〜0.25％Cr，余量为Al和不可避免的杂质，其中不可避免的杂质中的Mn为0.3％以下。翅片材料的特征在于钎焊后，其优异的导热性和有益的牺牲阳极效应。翅片材料也适合作为钎焊翅片材料的核心，与Al-Si合金钎焊材料组合，其中Al-Si合金钎焊材料作为外包层覆盖在芯的两侧。上述未包层或包层翅片材料可以提供具有高耐腐蚀性和良好传热特性的热交换器与由钎焊片材制成的流体通道材料或不超过0.5％Cu的纯铝或铝合金挤出管， /或不超过0.5％的Mn。

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