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ASTM B209 is a standard specification for aluminum and aluminum alloy sheets and plates, which specifies in detail important parameters such as chemical composition, physical properties, mechanical properties, processing requirements, and testing methods for aluminum and aluminum alloy plates, sheets, strips, and other products. The following is a detailed interpretation of the ASTM B209 standard: 1. Overview of the standard Standard number: ASTM B209 Scope of application: Applicable to flat sheets, coiled sheets and plates of aluminum and aluminum alloys, including products of various alloy types and states. Second, the main requirements Product classification: The standard classifies aluminum and aluminum alloy sheets and plates according to the alloy series, and specifies the chemical composition of various alloys in detail. Finish: Heat-treated alloy sheet: finishing surface finish. Non-heat-treatable alloy sheets: rolling finish, single-sided rolling calendering, standard single-sided brightness and standard double-sided brightness. Chemical composition and physical properties Chemical composition: The standard specifies the range of chemical compositions of various alloys, which have a significant impact on the mechanical properties, corrosion resistance and processability of aluminum alloy materials. Physical properties: including density, coefficient of thermal expansion, thermal conductivity and other parameters, the requirements of these parameters can be adjusted according to the needs of different application fields. Fourth, mechanical properties and processing requirements Mechanical properties: The standard stipulates the mechanical properties of aluminum alloy materials such as tensile strength, yield strength and elongation. Processing requirements: Covering the processing requirements of aluminum alloy plates, sheets and strips, including surface treatment, straightness, cutting, bending, flanging and welding, etc., to ensure the reasonable application of materials in the production and processing process. Third, the field of application Aluminum and aluminum alloy plates, sheets, strips, and coils under the guidance of ASTM B209 can be used in a wide range of applications, including: Aerospace: used in the manufacture of aircraft structural parts, engine parts, etc. Automobile manufacturing: used for the manufacture of body, chassis, engine and other components. Electronic equipment: used to manufacture shells, heat sinks and other components of various electrical products. Building structure: It is used for the decoration and protection of building exterior walls, roofs, doors and windows. Packaging: As a packaging material for food, beverages and other products. Machinery: It is used to manufacture parts and components of various mechanical equipment. IV. Conclusions The ASTM B209 standard, as an important specification for aluminum and aluminum alloy sheets and plates, comprehensively stipulates the chemical composition, physical properties, mechanical properties, processing requirements and testing methods of products. These regulations not only ensure the quality and consistency of products, but also provide strong support for the wide application of products. With the rapid development of science and technology and the continuous improvement of people’s requirements for material performance, the ASTM B209 standard will also be continuously improved and updated to meet the development needs of new materials, new processes and new applications.Huanickel?related?products?strictly?implement?this?standard.?For?more?information?about?the?standard?and?the?corresponding?product?information,[email protected] |