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drywall screws heavy load

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  • The application range of positive and negative twisting barbed rope is also very wide, is a good choice for purchasing barbed rope, then positive and negative twisting barbed rope compared with other barbed rope advantages? The following Haorong barbed rope factory for you to introduce the positive and negative twisting of the three advantages of barbed rope

    drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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  • Barbed rope is to use iron wire, through winding machine, through a variety of weaving technology, wound in the main line (stranded) made of isolation protection net. There are three ways to twist the barbed rope, as detailed below.

    drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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  • Pressure lock steel grid plate is at each intersection of bearing flat steel and horizontal bar, the horizontal bar is pressed into bearing flat steel or pre-slotted bearing flat steel through the pressure, the fixed steel grid plate, called pressure lock steel grid plate. The cross bar of the pressure lock steel grid plate is usually flat steel.

    drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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  • drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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  • Copper sulfate point test is a simple way to quickly distinguish ordinary carbon steel and all types of stainless steel wire rope. The concentration of copper sulfate solution used is 5%-10%. Before the point test, the experimental area should be thoroughly removed from the oil or other impurities, and a small area should be polished by grinding machine or soft grinding cloth, and then the test liquid drops to the grinding place. Ordinary carbon steel or iron in a few seconds will form a layer of outer metal copper, and the surface of stainless steel does not produce copper precipitation or display copper color.

    drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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  • Blade thorn rope because the volume is relatively large, so the thorn rope factory is used to packaging.

    drywall screws heavy load

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    drywall screws heavy load drywall screws heavy load

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