{"id":3523,"date":"2024-12-25T03:47:10","date_gmt":"2024-12-25T03:47:10","guid":{"rendered":"https:\/\/met3dp.sg\/?p=3523"},"modified":"2024-12-23T03:49:02","modified_gmt":"2024-12-23T03:49:02","slug":"cuzn39pb2comprehensive-look-at-industry-leading-alloy","status":"publish","type":"post","link":"https:\/\/met3dp.sg\/vi\/cuzn39pb2comprehensive-look-at-industry-leading-alloy\/","title":{"rendered":"CuZn39Pb2: A Comprehensive Look at This Industry-Leading Alloy"},"content":{"rendered":"

When it comes to materials that balance strength<\/strong>, machinability<\/strong>, V\u00e0 corrosion resistance<\/strong>, CuZn39Pb2<\/strong> stands out as a versatile and reliable brass alloy. Whether you\u2019re working in automotive manufacturing<\/strong>, plumbing<\/a><\/strong>, or electrical engineering<\/strong>, CuZn39Pb2 has a proven track record across a wide range of industries. But what makes this brass alloy so special? How does it compare to other materials, and why should you consider it for your next project?<\/p>\n\n\n\n

In this comprehensive guide, we\u2019ll dive deep into everything you need to know about CuZn39Pb2<\/strong>. We\u2019ll cover its composition<\/strong>, properties<\/strong>, applications<\/strong>, specifications<\/strong>, V\u00e0 Gi\u00e1 c\u1ea3<\/a><\/strong>. Plus, we\u2019ll compare it to other alloys and discuss its advantages and limitations<\/strong>. By the end of this article, you\u2019ll have a full understanding of how CuZn39Pb2<\/strong> can meet your material needs.<\/p>\n\n\n\n

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T\u1ed5ng quan <\/strong><\/h2>\n\n\n\n

CuZn39Pb2<\/strong> is a brass alloy<\/strong> consisting mainly of copper (Cu)<\/strong>, zinc (Zn)<\/strong>, and a small amount of lead (Pb)<\/strong>. The alloy is often referred to as free-cutting brass<\/strong> due to the presence of lead, which significantly improves its machinability. This makes it an ideal material for precision components<\/strong> that require extensive machining<\/strong> without compromising on performance.<\/p>\n\n\n\n

Key Features :<\/strong><\/h3>\n\n\n\n
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  • High machinability<\/strong>: The addition of lead improves cutting performance, reducing tool wear and manufacturing costs.<\/li>\n\n\n\n
  • Moderate strength<\/strong>: Balances strength<\/strong> and ductility<\/strong>, making it suitable for parts that require both durability and the ability to deform without breaking.<\/li>\n\n\n\n
  • Kh\u00e1ng \u0103n m\u00f2n t\u1ed1t<\/strong>: Suitable for use in freshwater<\/strong>, mildly acidic<\/strong>, V\u00e0 alkaline environments<\/strong>.<\/li>\n\n\n\n
  • Excellent formability<\/strong>: Can be easily shaped through processes like bending<\/strong>, drawing<\/strong>, V\u00e0 stamping<\/strong>, making it versatile for a wide variety of applications.<\/li>\n<\/ul>\n\n\n\n
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    Composition and Properties<\/strong><\/h2>\n\n\n\n

    The composition<\/strong> of CuZn39Pb2 is carefully designed to provide optimal machinability<\/strong>, workability<\/strong>, V\u00e0 corrosion resistance<\/strong>. Let\u2019s break down the chemical makeup<\/strong> and discuss its important mechanical and physical properties.<\/p>\n\n\n\n

    Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc<\/strong><\/h3>\n\n\n\n
    Y\u1ebfu t\u1ed1<\/strong><\/th>Percentage (%)<\/strong><\/th><\/tr><\/thead>
    \u0110\u1ed3ng (CU)<\/strong><\/td>59 – 60<\/td><\/tr>
    K\u1ebdm (Zn)<\/strong><\/td>38 – 39<\/td><\/tr>
    Lead (Pb)<\/strong><\/td>1.5 – 2.5<\/td><\/tr>
    S\u1eaft (Fe)<\/strong><\/td>\u2264 0.1<\/td><\/tr>
    Other Elements<\/strong><\/td>Trace amounts<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    Mechanical and Physical Properties <\/strong><\/h3>\n\n\n\n
    T\u00e0i s\u1ea3n<\/strong><\/th>Gi\u00e1 tr\u1ecb<\/strong><\/th><\/tr><\/thead>
    S\u1ee9c c\u0103ng<\/strong><\/td>350 – 450 MPa<\/td><\/tr>
    S\u1ee9c m\u1ea1nh n\u0103ng su\u1ea5t<\/strong><\/td>150 – 300 MPa<\/td><\/tr>
    K\u00e9o d\u00e0i<\/strong><\/td>25 – 30%<\/td><\/tr>
    T\u1ec9 tr\u1ecdng<\/strong><\/td>8.47 g\/cm\u00b3<\/td><\/tr>
    Hardness (HB)<\/strong><\/td>80 – 120 HB<\/td><\/tr>
    D\u1eabn nhi\u1ec7t<\/strong><\/td>120 W\/m\u00b7K<\/td><\/tr>
    Tinh d\u00e2n \u0111i\u00ea\u0323n<\/strong><\/td>27% IACS<\/td><\/tr>
    \u0110\u1ed9 n\u00f3ng ch\u1ea3y<\/strong><\/td>870 – 900\u00b0C<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    Notable Properties <\/strong><\/h3>\n\n\n\n
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    • Kh\u1ea3 n\u0103ng gia c\u00f4ng<\/strong>: The lead content (up to 2.5%) significantly improves machinability, allowing for faster cutting speeds and longer tool life. This makes CuZn39Pb2<\/strong> ideal for high-precision parts that require detailed machining.<\/li>\n\n\n\n
    • Ch\u1ed1ng \u0103n m\u00f2n<\/strong>: While not as corrosion-resistant as pure copper, CuZn39Pb2 performs well in environments such as freshwater<\/strong>, lightly acidic<\/strong>, V\u00e0 alkaline atmospheres<\/strong>.<\/li>\n\n\n\n
    • Kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c<\/strong>: CuZn39Pb2 is easy to cold work<\/strong>, meaning it can be bent, drawn, and shaped without cracking, which is important for complex part designs.<\/li>\n\n\n\n
    • Thermal and Electrical Conductivity<\/strong>: CuZn39Pb2 offers good thermal conductivity, making it suitable for heat transfer applications<\/strong>, and its electrical conductivity<\/strong> is suitable for low-power electrical components<\/strong>.<\/li>\n<\/ul>\n\n\n\n
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      C\u00e1c \u1ee9ng d\u1ee5ng <\/strong><\/h2>\n\n\n\n

      CuZn39Pb2\u2019s combination of machinability<\/strong>, strength<\/strong>, V\u00e0 corrosion resistance<\/strong> makes it a popular choice across many industries. Whether you\u2019re designing automotive parts<\/strong>, plumbing fixtures<\/strong>, or electrical connectors<\/strong>, CuZn39Pb2 offers the versatility to meet your manufacturing needs.<\/p>\n\n\n\n

      C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn <\/strong><\/h3>\n\n\n\n
      Ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/strong><\/th>C\u00e1c \u1ee9ng d\u1ee5ng ti\u00eau bi\u1ec3u<\/strong><\/th><\/tr><\/thead>
      \u00d4 t\u00f4<\/strong><\/td>Fuel connectors, valve bodies, sensor housings<\/td><\/tr>
      Plumbing<\/strong><\/td>Fittings, valves, faucets, pipe connectors<\/td><\/tr>
      Electrical<\/strong><\/td>Terminals, connectors, switch components<\/td><\/tr>
      Machinery<\/strong><\/td>Gears, bushings, precision mechanical parts<\/td><\/tr>
      Kh\u00f4ng gian v\u0169 tr\u1ee5<\/strong><\/td>Fasteners, hydraulic components, electrical connectors<\/td><\/tr>
      H\u00e0ng ti\u00eau d\u00f9ng<\/strong><\/td>Decorative hardware, locks, keys, door handles<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      Why CuZn39Pb2 Is Preferred for These Applications<\/strong><\/h3>\n\n\n\n
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      1. \u00d4 t\u00f4<\/strong>: CuZn39Pb2\u2019s excellent machinability allows for the production of complex fuel connectors<\/strong> and sensor housings<\/strong> with tight tolerances. The alloy\u2019s good corrosion resistance ensures durability in engine environments<\/strong>.<\/li>\n\n\n\n
      2. Plumbing<\/strong>: CuZn39Pb2\u2019s corrosion resistance<\/strong> and formability<\/strong> make it ideal for fittings<\/strong>, valves<\/strong>, V\u00e0 pipe connectors<\/strong> that come into contact with water<\/strong> and steam<\/strong>.<\/li>\n\n\n\n
      3. Electrical<\/strong>: With its decent electrical conductivity<\/strong>, CuZn39Pb2 is frequently used in connectors<\/strong> and terminals<\/strong>. Its machinability<\/strong> allows for the creation of precise, intricate electrical components.<\/li>\n\n\n\n
      4. Machinery<\/strong>: CuZn39Pb2 is often used for bushings<\/strong> and gears<\/strong> that require both strength<\/strong> and machinability<\/strong>. Its ability to withstand wear and tear makes it useful for high-precision mechanical components.<\/li>\n<\/ol>\n\n\n\n
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        Specifications, Sizes, and Standards<\/strong><\/h2>\n\n\n\n

        Like any engineering material, CuZn39Pb2<\/strong> is available in various sizes<\/strong>, grades<\/strong>, V\u00e0 forms<\/strong> to meet different manufacturing requirements. Below are the most common specifications<\/strong> and standards<\/strong> for CuZn39Pb2.<\/p>\n\n\n\n

        Common Specifications and Standards <\/strong><\/h3>\n\n\n\n
        S\u1ef1 ch\u1ec9 r\u00f5<\/strong><\/th>S\u1ef1 mi\u00eau t\u1ea3<\/strong><\/th><\/tr><\/thead>
        ASTM B16<\/strong><\/td>Standard for free-cutting brass rod, bar, and shapes<\/td><\/tr>
        EN 12164<\/strong><\/td>European standard for copper and copper alloys<\/td><\/tr>
        DIN 17660<\/strong><\/td>German standard for wrought copper alloys<\/td><\/tr>
        JIS H3250<\/strong><\/td>Japanese standard for brass rods<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        Available Sizes and Forms <\/strong><\/h3>\n\n\n\n
        H\u00ecnh th\u1ee9c<\/strong><\/th>Ph\u1ea1m vi k\u00edch th\u01b0\u1edbc<\/strong><\/th><\/tr><\/thead>
        Rods<\/strong><\/td>Diameter: 5 mm to 150 mm<\/td><\/tr>
        Sheets\/Plates<\/strong><\/td>Thickness: 0.5 mm to 50 mm<\/td><\/tr>
        Tubes<\/strong><\/td>Diameter: 6 mm to 100 mm<\/td><\/tr>
        Wires<\/strong><\/td>Diameter: 0.5 mm to 10 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        These sizes can be customized to meet the specific needs of different applications, and manufacturers often offer cut-to-size services<\/strong> to ensure that the material fits the exact specifications of your project.<\/p>\n\n\n\n

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        Nh\u00e0 cung c\u1ea5p v\u00e0 gi\u00e1 c\u1ea3<\/strong><\/h2>\n\n\n\n

        Pricing for CuZn39Pb2 can vary based on factors such as form<\/strong> (e.g., rods, sheets, tubes), supplier location<\/strong>, V\u00e0 market conditions<\/strong>. Below is a general overview of common suppliers and typical pricing for CuZn39Pb2.<\/p>\n\n\n\n

        Suppliers and Price Range <\/strong><\/h3>\n\n\n\n
        Nh\u00e0 cung c\u1ea5p<\/strong><\/th>V\u1ecb tr\u00ed<\/strong><\/th>Price Range (per kg)<\/strong><\/th>Lead Time<\/strong><\/th><\/tr><\/thead>
        ThyssenKrupp<\/strong><\/td>n\u01b0\u1edbc \u0110\u1ee9c<\/td>$12 – $26<\/td>1-3 weeks<\/td><\/tr>
        Aviva Metals<\/strong><\/td>Hoa K\u1ef3<\/td>$13 – $28<\/td>2-4 weeks<\/td><\/tr>
        Shanghai Metal Corp<\/strong><\/td>Trung Qu\u1ed1c<\/td>$9 – $20<\/td>3-5 weeks<\/td><\/tr>
        Smiths Metal Centres<\/strong><\/td>V\u01b0\u01a1ng qu\u1ed1c Anh<\/td>\u00a310 – \u00a324<\/td>1-2 weeks<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        Factors Influencing CuZn39Pb2 Pricing<\/strong><\/h3>\n\n\n\n