Fastening materials
Beginning the repair at home, you are sure to think about the need for special materials that will secure the attachment of various parts. The topic of our article - fastening materials, on which the quality of repair or furniture assembly directly depends. Let's consider separately each of their variety.
Start is worth with nails, whose appearance is absolutely familiar to everyone. They come in a variety of sizes: from 10 millimeters to a couple of dozen centimeters. It is worth noting the so-called nail-like screw, which is a nail with a thread, which is used in conjunction with a dowel to attach something to concrete or brick walls.
Considering fixing materials, it is necessary to tell about bolt, which is a rod with an outerthread, one end of which is the head, and the other is designed to screw on the nut. Bolts can have both full and incomplete threads. There are varieties of such fasteners with a T-shaped, concealed and even semicircular head.
Screw Is the fastening material used forconnection or fixation, in the form of a rod with a thread and a head, necessary for the transmission of torque. A special design of the screw is a special groove (slot) at the end of the head, which can be cylindrical, rounded or semicircular. Slots can also be of a variety of types: flat, cross-shaped, hexagonal and even twelve-sided. Still need to say that there are self-tapping screws with a kind of sharp end. Usually products in which screws are used for connection, do not assume frequent disassembly and assembly. The advantage of this connection is its aesthetic appearance.
Hairpin Is a rod at both ends of whichthere is a thread. Usually, such fixing materials use a nut for additional fixing, and if necessary - a washer. A hairpin is rarely used, as it does not adorn the appearance of the joint itself.
The following fastener that you need to consider - screw. Its rod has a thread and a sharp tip on theone end, and the other is the head. Screws are used to connect plastic and wooden parts, but they are often used to fix metal products to wooden surfaces. They also have good aesthetic qualities, which provide a fairly pleasant appearance of the connection.
Nut has a threaded hole, and its hexagonalThe form is designed to create torque with the help of a special key. It is used in conjunction with a bolt or a stud, it is also often found in combination with a washer for more reliable fastening. There is a huge number of varieties of nuts, such as a cap nut, a wing nut with a nylon liner to prevent spontaneous loosening and many others.
Washers are required to be placed under the nut or bolt head to increase the surface area of the support surface. They are also divided into several types: flat washer, lock washer and spring washer.
Rivet is a product in the form of a smootha cylindrical rod with a head at one end. They are used for work with metal and gipsokartonnymi sheets, and installed using a special apparatus.
Fasteners also include anchors and anchors. They are necessary for fixing screws in concretesurface. The purpose of anchors is to take very heavy loads, so they are made of metal, while for dowels use plastic.
Most of the fasteners are made of stainless acid-resistant metals, such as zinc or chromium. However, decorative fasteners are often made of nickel and copper.
