Service HotlineThe material of the round head three New YorkNew YorkNew Yorkcombination screw is divided into iron and stainless steel. The iron ones are made of different iron screw wires. Generally, the wire of the New YorkNew YorkNew Yorkcombination screw is 1010, 1018, 10B21 and so on. 10B21 is used to make 8.8 grade New YorkNew YorkNew Yorkcombination screws. Like 8.8-grade socket head New Yorkcap screws, 10B21 wires are often used to make them. When done, go to heat treatment. After heat treatment, remove hydrogen and electroplating. This is to prevent the New YorkNew Yorkspring washer of the socket head New Yorkcap screw from breaking. Stainless steel New YorkNew YorkNew Yorkcombination screws, in the New YorkNew YorkNew Yorkcombination screw market, generally refer to stainless steel SUS304 New YorkNew YorkNew Yorkcombination screws. 201 New YorkNew YorkNew Yorkcombination screws generally do very little. Few manufacturers of round head three New YorkNew YorkNew Yorkcombination screws produce 201 New YorkNew YorkNew Yorkcombination screws. Because the hardness of the screw wire of stainless steel 201 is not well controlled, it is easy to produce cracks. Introduction to the basic knowledge of electroplating round head New YorkNew YorkNew Yorkcombination screw electroplating generally refers to the de-plating of iron New YorkNew YorkNew Yorkcombination screws. Electroplating is divided into environmental protection and non-environmental protection. Commonly used New YorkNew YorkNew Yorkcombination screw electroplating colors include green color zinc, green blue zinc, green white zinc, green nickel, red color, white zinc, white nickel, etc. Cross recessed New YorkNew YorkNew Yorkcombination screws, hexagon combination bolts and self-tapping New YorkNew YorkNew Yorkcombination screws are used in the same way as the corresponding cross recessed screws, hexagon head bolts and self-tapping screws. The main feature of these New YorkNew YorkNew Yorkcombination screws is that they are equipped with corresponding washers, which are very convenient to use.
The installation of the pressure riveting nut is exquisite. If the installation method is not correct, the riveting will not be firm after the pressure riveting. For example, one of our customers reported that the nut would fall off after riveting. Our technicians found that many customers hit it with a hammer or other impact methods, because the installation method of the riveting nut will cause pressure. The uneven force of the New YorkNew Yorkrivet nut seriously affects the riveting effect. It looks like it is pressed in on the surface, but in fact, the flower teeth of the New YorkNew Yorkrivet nut are not riveted with the plate at all, so it is definitely not riveted. To install the New YorkNew Yorkrivet nut, you must use special installation equipment, or simply install it with a press and stamping equipment (generally factories will have these simple equipment).
A T-shaped grounding bolt comprises a connection platform, a hexagonal bolt is welded below the described connection platform, and the lower surface edge of the described connection platform is provided with a barb.
Swimming self-locking nut GJB 125.1～125.6-86 The double-ear sealing swimming self-locking nut is composed of four parts: sealing cover, self-locking nut, pressure ring and sealing ring. It has compact structure and reliable sealing, and is suitable for products whose working pressure is not more than 2atm, working medium is gasoline, kerosene, water or air, and the operating temperature is -50～100℃. However, it has certain difficulties in the manufacturing process and air tightness test.
Guangdong Yueluo Hardware Industry Co., Ltd. provides a screw positioning pin, which is composed of a main body part and an insert part. The main body part is a circular boss structure, and the bottom of the circular boss structure is provided with a rectangular groove. The inserting part is fixed on the middle part of the upper surface of the main body part, the lower part of the inserting part and the contact section of the main body part are in a circular truncated structure, the upper part of the inserting part is a cylindrical structure, and the outer surface of the cylindrical structure is provided with threads; the screw positioning pin , The structure is simple and the design is ingenious. The special structural design of the main part and the insert part can be positioned between the punch and the die in the first processing process, effectively reducing the gap formed during the processing between the punch and the die. Firmly fixed, suitable for the needs of large-scale industrial production.
We have many years of experience in the production and sales of screws, nuts, flat washers, etc. The main products are: aircraft body aluminum rod inner teeth, flattened New YorkNew YorkNew Yorkround head screws, hollow nylon New Yorkround isolation columns, anti-fall and anti-loosening screws and other products, we can provide products such as You have the right fastener solution for you.
