The Gun Barrel

Question 1

The two classes of steel currently used in making gun barrel

Answer 1

chrome molydenum steel and stainless steel

Chrome molybdenum steel is mostly used in hunting rifles and military firearms. On the other hand, stainless steel is mostly used in barrels of target shooting firearms.

Question 2

This is the process of making a hole from one end to another end through the center of a steel rod

Answer 2

Drilling

Question 3

This stage involves the process of cleaning or uniformly scrapping the interior surface of the barrel to achieve the desired bore diameter.

Answer 3

Reaming

Question 4

This stage is the process necessary for making the helical grooves inside the barrel.

Answer 4

Rifling

Question 5

This stage is true only when making barrel for auto-loading firearms (semi- and full-automatic guns).

Answer 5

Chambering

Question 6

This is the process of polishing the inner surface of the gun barrel

Answer 6

Lapping

Question 7

This is the portion of the gun where the cartridge case and primer is pressed backward every time a cartridge is fired in the chamber.

Answer 7

Breechface

The front side of the bolt