How to unscrew the hairpin?

The question, how to properly unscrew the stud, most often occurs during the repair of the engine or any other mechanism. Experienced men know all the subtleties of this far from a light process. But the novice to unscrew the hairpin seems to be a very complex and problem moment. Not knowing the elementary methods and "chips" you can easily break the hairpin, and in a consequence the device as a whole. Therefore, it is necessary to comply with clear rules so that the work gives a positive result.

1

Screwing the stud with the threaded part

This is one of the most common and affordable ways that even newcomers can take advantage. This process will not take much work and time. You can unscrew the hairpin for the threaded part with two proven methods:

• 1 Method - If a threaded part is clearly visible and accessible on the stud, then you need to turn the nuts to the stop right on it. In this case, it is not necessary to apply force in full power, as you can break the hairpin. After two or more nuts were screwed, then using the key or other plumbing instrument, we unscrew the stud.
• 2 Method - Application of the studber, this special tool that can easily help unscrew the hairpin. It is best to apply the universal stiletry.

Tip: If the stud "does not want" to unscrew, then it is better to heat it a bit with the help of gas heating. As a rule, after a slight heating, such noise studs, twisted without problems.

2

Screening studs for the cylindrical part

If the thread is broken, then other options for unscrewing the stud are coming to the aid - for the smooth cylindrical part. In this case, it is necessary to apply different types of tools: pliers, pipe key, vice, etc:

• 1 method - with the help of pliers to hold the cylindrical part and unscrew the hairpin in the direction of unscrewing;
• 2 Method - With the help of welding, tick the broken plot of a small bar for which you can unscrew the hairpin;
• 3 Method - Application of nuts on the size larger, which must be welded to the hairpin and unscrew with the key.
• 4 way - the use of the dice, while the end of the heel must be carefully sharpened to the desired size;
• 5 Method - Usage of Stilever.

If during the unscrewing of the hairpin, it does not "do not give in any way", then it is better to apply two working instruments at once, for example, simultaneous use of screwdriver and pliers.

3

What if the hairpin broke?

When you unscrewed the hairpin, and she broke down, then do not hurry to get upset. Experienced specialists are advised to solve this problem in several ways:

• 1 way - a certain thigh on the rest of the studs, for which it will be possible to unscrew it, for this use welding semiautomatic;
• 2 way - on a drill machine drill a broken part;
• 3 way - drill a hairpin using a hand drill;
• 4 way - using an extractor (such a tool can be bought in a specialized store or in the automotive market, where they sell spare parts).

Arriving a broken part must be very careful and gradually.

4

Spotching junction

If the hairpin is zakisl, then it is even more difficult to unscrew it. Experts differ in the opinion of the best option of twisting, but the most effective are considered:

• 1 Option - With the help of a hammer, it should be accurate on the hairpin, they must be accurate, it is necessary to beat along the axis;
• 2 Option - Using WD-40 or Liquid Key;
• 3 Option - Application of shock wrench;
• 4 Option - Heating studs with a gas burner or soldering lamp. Watch that the hairpin does not heat up to red.

Before starting to unscrew the hairpin, hit it with a hammer several times, without the use of force in full power. Be sure to clean the thread or part of it from pollution, and also use the penetrating composition. These simple tips will help unscrew the hairpin without problems and unpleasant consequences.