5 Simple Statements About plat berlubang Explained
As proven within the determine, tightening the bolt leads to a wedge staying pushed up from a sleeve, which expands it and leads to it to compress in opposition to the fabric it really is currently being mounted to.Selain itu, angkur baja juga bertugas untuk mendistribusikan beban secara merata guna mengurangi tekanan pada titik-titik tertentu. Ini