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Test standard for coating aluminum coil base material: Test standard for coating aluminum coil base materialI. technical indicators:Serial number test items test requirements 1Supplier's test reportChemical composition, tensile strength, elongation, etc. shall conform to relevant provisions of GB / t38802T bend2T does not crack and has no obvious deformation3Size deviationThickness / mm± 0.01mmwidth / mm + 1mm II. Board effect requirements: 1. The surface of the strip shall be well processed, uniform, flat and smooth.2. The surface of the strip is not allowed to have obvious stripes, stripes, waves, pressure pits, yellow spots, oil stains, corrosion, pressure marks, creases, scratches, burrs, pressure leaks, aluminum powder, patterns, metal or non-metal pressing. A kind of3. Uneven thickness of strip is not allowed. 4. No joint is allowed for the strip. III. appearance requirements: 1. The strip shall be tightly and completely rolled, without crack edge, thorn edge, bump and bruise. 2. No bird's nest or collapse i…

Application range of aluminum alloy: Application range of aluminum alloy:1. The application of strip is widely used in decoration, packaging, construction, transportation, electronics, aviation, aerospace, weapons and other industries. 2. Aluminum materials used in aviation and aerospace are used to make airplane skin, fuselage frame, girders, rotor blades, propellers, fuel tanks, wall plates and landing gear pillars, as well as rocket forging rings and spacecraft wall plates. 3. Aluminum materials for transportation are used for automobiles, subway vehicles, railway buses and high-speed buses· materials for structural parts of the car body, doors and Windows, shelves, engine parts, air conditioners, radiators, body plates, wheels and ships.4. Packaging aluminum, aluminum cans can material mainly in the form of thin sheet and foil as a metal packaging material, made of cans, covers, bottles, barrels, packaging foil. Widely used in beverage, food, cosmetics, pharmaceuticals, cigarettes, industrial products and other packag…

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