Oct 14,2022

How to loosen a stuck screw bolt?

How to buy a right screw bolt? To ensure a proper and safe fit, you will need to identify specific characteristics of screw bolts. Thread size: You can easily identify your thread size of screw bolts and pitch with a simple thread pitch gauge available at any hardware store. The thread size of screw bolt is the measurement taken across the outside diameter of threads measured in standard or metric dimensions. Thread pitch: The thread pitch of screw bolts is the measurement of either threads per inch for non-metric studs or the distance in millimeters between the threads for metric applications. Length or dimensions: It is critical that you confirm the dimensions of screw bolts to ensure a proper fit for both safety and appearance, including the outside diameter, overall length. You must also determine the proper shank diameter and shank depth of screw bolts. Finish or color: Our screw bolts are available in a wide variety of finishes and colors including chrome plated, black chrome, stainless steel, zinc, yellow chromate, silver, red, and blue. How to loosen a stuck screw bolt? Make sure you have got the right size and shape of screwdriver. Smaller screwdrivers, square heads or Phillips heads, will fit into a larger screw bolt. But they cannot provide the full amount of torque and would destroy the slot or round off the head. Be sure that turn the screw bolt in the proper direction. If you work upside down, it is easy to get twisted around and be tightening rather than loosening. Put some penetrating oil on the screw bolt and place it for a while. Insert your screwdriver and tap with your hammer. Break the screw bolt free from the rust in place. Apply some heat directly to the screw bolt using an electric soldering gun or a propane plumbing torch. Wipe up any excess. If you attempt to remove the screw bolts that have the ruined head, a small metal file flats two sides. Lock on your locking pliers and try to remove it by turning the pliers. Use a small hacksaw to cut a slot in the screw bolt. Then, use a large slot screwdriver to remove. Use a commercial screw remover that is small sharp metal drill bits with reverse threads. Insert the bit in electric drill. Set the drill to reverse, then slowly drill into the screw bolt.

Oct 14,2022

How to remove rust from screw bolts?

How to deal with the covering layer of screw bolts? The structure of the covering layer of screw bolts should be tight and small in pores. The layer of screw bolts is evenly distributed and has a certain thickness. The covering layer of screw bolts is separated from the base metal and has good adhesion. Screw bolts should be treated with corrosion resistance, wear resistance with high hardness. Screw bolts have strong corrosion resistance, high temperature resistance, and good rust resistance. However, they will also be rust if they are often exposed to harsh environments. How to do moisture-proof measures for screw bolts? If the screw bolts get wet, it is very likely to rust. Therefore, in order to prevent the screw bolts from rusting, we have to protect them from moisture. Use solvent-free paint as far as possible for screw bolts used on the vibration machinery. It is best to use impregnating varnishes that do not contain oxidizing components. When using melamine dipping paint, the curing temperature and time should be adjusted. The temperature should be slightly higher than 130°C and the time should be greater than 180 minutes. The process must be strictly implemented, especially in the hot and humid season. Use paint without volatile acid for screw bolts. Or, choose a paint with good hydrolysis resistance.

Oct 14,2022

Why does screw bolt break?

Why does screw bolts break? Generally, screw bolts are not easy to break during use unless under special circumstances. If the quality of the raw materials used in the screw bolts is not good and has a lot of magazines, it will result in insufficient hardness. Excessive force applies to the screw bolts during use. Do a torque test first to check the minimum breaking force, and then adjust the torque. If high torque is required, screw bolts can be done with heat treatment. There are process problems in the production of screw bolts, such as eccentric heads. Check whether the pre-hole is suitable or not. If it is too small, the screw bolt will easily break when it enters. How to remove screw bolts? If screw bolts are easily removed, they wouldn’t be very secure. So, removal takes some effort. There are a variety of screw bolts that each with different attributes and designs. The design allows them to be tightened with a regular screwdriver without loosening. Use a special screw bolt removal tool. It will work with stainless steel screw bolts. You must use the correct sized tool that matches the size of the screw bolts. The tools feature two, super-hard tungsten carbide tips which can effectively dig into the screw bolt. By applying pressure via the removal tool, it’s possible to loosen the screw bolt. Modify the screw bolt to create a screwdriver slot. It is possible to turn your screw bolt into a usable flathead one by carefully sawing a slot. This can be achieved using a small hacksaw or high-seed rotary tool. Then, use a screwdriver to remove. Dig the teeth of the pliers into the screw bolt. This can provide enough pressure to loosen the screw bolt. Another option is to file two flat sides of the screw bolt, making it easier to achieve a firm grasp.

Sep 22,2022

How does screw bolts work?

Screw bolts provide more strength and power than nails. Also, if something needs to be disassembled, screw bolts can easily be removed. Screw bolts are available with different coatings to deter rust. They are manufactured with four basic heads and different kinds of slots. 

Sep 22,2022

How to clean screw bolts?

A screw bolt is a metal object similar to a nail, with a raised spiral line around it. You turn a screw bolt using a screwdriver so that it goes through two things and fastens them together.