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replacement aluminum window screen frame

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replacement aluminum window screen frame replacement aluminum window screen frame

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  • Hot-dip galvanized hexagonal net is another way of twisting hexagonal net corresponding to galvanizing.

    replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • When using these two products, it is obvious that there is a gap between them. By pulling or bending the wire, it is often difficult to restore the original, for example, if the same place is repeatedly bent, it will be found that it has broken, and the cold drawing wire will not. Cold drawing wire compared with iron wire, its hardness, tensile resistance, bending ability is greatly enhanced, suitable for building materials.

    replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • Post time: 08-08-22

    replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • The drawing process of the product drawing process has a great influence on the product function. Generally, a large total surface reduction rate of about 90% (see area reduction rate) and a small pass surface reduction rate (about less than 23%) are selected to ensure the endurance of the product. On the high strength spring steel wire, drawing should control the exit temperature of each passage of the steel wire is lower than 150℃, to avoid the steel wire due to strain aging and appear to change the crack, which is the formation of steel wire scrap the primary disadvantage.

    replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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  • 6, passivation to remove hydrogen parts should be passivation after the removal of hydrogen, passivation before the application of 1%H2SO4 or 1% hydrochloric acid activation 5~15s. Passivation shall be treated with colored chromate unless otherwise specified in the design drawings.

    replacement aluminum window screen frame

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    replacement aluminum window screen frame replacement aluminum window screen frame

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