The head of the self-tapping screw is pointed and can be used normally without drilling. Widely used in doors and windows and iron sheet. So do you know what are the forms of self-tapping screws? Let's take a look at the thread types of self-tapping screws together.

Now that metric flange bolts are listed on the fastener market, they are very popular with consumers. So what are the advantages of metric flange bolts over other bolts? Let's take a look at the advantages of metric flange bolts together.

socket cap screws are required on many machines and equipment, and they also play a large role. Anti-corrosion of hexagon socket is more important, so how to prevent corrosion of socket cap screw? How to remove the worn socket cap screw? The following manufacturers of socket cap screws will tell you how to remove the socket cap screws and how to prevent corrosion. I hope it will be helpful to everyone.

After the U-bolt is loose, huge kinetic energy mv2 is generated.This huge kinetic energy directly affects the U-bolt and the equipment, causing the U-bolt to be damaged. After the U-bolt is damaged, the equipment cannot work in a normal state, further causing the equipment damage.

Pan-head screws and round-head screws are often difficult to distinguish because of their similar appearances. In fact, different screw head types have different uses. Below we introduce the difference between round head screws and pan head screws, I hope it will be helpful to everyone.

Compared with hexagon nuts, hexagon flange nuts have the same anti-skid teeth at the bottom. Except for the addition of nuts and workpieces, their dimensions and screw sizes are basically the same. Surface contact is getting stronger compared to the combination of ordinary nuts and washers. The following is the strength test of the connection box of the hexagon flange nut.

Anchor bolts are mainly used for fixed installation of equipment. It plays a big role in the installation of the equipment. The following are the reasons for the corrosion of the anchor bolts and the solutions to the installation problems. I hope it will be helpful to everyone.

During the construction process, often encountered is the secondary grouting of dead anchor bolts, that is, when the foundation is irrigated, the reserved holes of the anchor bolts are left in advance on the foundation, and the anchor bolts are worn when the equipment is installed, and then Irrigation the anchor bolts with concrete or cement mortar. The following are the precautions for laying anchor bolts.

The head of the self-tapping screw is pointed and has threads. It can be used when drilling is required. It is mainly used in wall panels, furniture, roofs and other places. The following describes the types of self-tapping screws for everyone, I hope to help you.

Washers are often used with bolts to secure bolts. Common washers have flat washers, spring washers and stop washers. So what is the difference between the three? Let's take a look at the difference between flat washers, spring washers and stop washers.