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In conclusion, butterfly wall plugs for plasterboard walls offer a reliable and visually appealing solution for homeowners and professionals alike. Their design, ease of installation, and capacity to handle varying loads make them a standout choice in the realm of wall anchoring. So, the next time you embark on a project involving plasterboard, consider the benefits of incorporating these versatile and efficient butterfly wall plugs into your toolbox.

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The incorporated washer, on the other hand, serves multiple purposes. Primarily, it increases the bearing surface, thereby distributing the load from the screw more evenly across the material it's screwed into. This prevents damage to the surface, such as splitting or indentation, which can occur when a screw is tightened without a washer. Additionally, the washer can also help in reducing friction and preventing loosening due to vibration.

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The terms 3% and 4% often relate to the percentage of the anchor bolt’s yield strength in relation to the concrete’s compressive strength. For example, a 3% concrete anchor bolt means that the bolt can withstand loads up to 3% of the concrete's yield strength, while a 4% bolt can handle loads up to 4%. This distinction is vital for engineers and contractors, as it influences load calculations, safety factors, and the overall design of the structure.


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