What does the element in the screw flat machine pan head flat head countersunk head flat head each?

There is no difference between countersunk screws and countersunk screws, and there is a conflict between what you said, generally we refer to the circular screw, the countersunk screw.

It refers to the flat-head screw, and only the flat-head screw is called a countersunk head, and the semi-round head is not a flat head. So it can't be called a sunk head, to put it simply, the flat head is called a sunk head, and the semi-round head is called a circular machine, and the tools they use are all cross cones.

There are also semi-round head hexagons, and countersunk head hexagons, the yuan machine refers to the semi-round head screw, the flat machine is the flat head screw, only the diameter of the flat head or round head is called the flat machine or the yuan machine, more than 8 flat head screws are called countersunk screws, the difference between the Phillips flat head screw and the Phillips round head screw is the difference between the head, one is the countersunk head, the head is flat, into a funnel shape, mainly used in the fixing of some thin plates, the whole screw head is locked into the parts that need to be fixed, The countersunk plane and the fastened plane are on a horizontal plane, which is also conducive to the aesthetics of the product; One is the pan head, the pan head is generally used in the occasion of greater force, the larger pan head is more conducive to the fixation of the fastened product, and at the same time, because the head is larger, it is more convenient to assemble. The range of use is quite wide, all occasions where you are willing to use pan screws.

Hello! Go to the next hardware manual, there are drawings in the fastener screws, as well as the name, and the national standard.

If you want to know more about it, you can look at the national standard.

When in doubt, please ask.

What does the element in the screw flat machine pan head flat head countersunk head flat head each?

Dear, I'm glad to answer for you: What does the screw in the brigade mill machine flat machine pan head flat head countersunk head flat head mean? A:

Generally speaking, the circular knitting machine we talk about refers to the semi-round head screw, the countersunk head screw refers to the flat-head screw, and only the flat-head screw is called the countersunk head, and the semi-round head is not a flat head. So it can't be called a sunk head, simply put, the flat head is called a sunk head, and the semi-round head is called a round machine, the tools they use are all Phillips to change the cone, and there are also semi-round head hexagons, and the sunk head hexagon, Yuan machine refers to the semi-round head screw, the flat machine is also the flat head screw, only the diameter of 8 to remove the flat head or round head under the bucket is called flat machine or yuan machine, more than 8 flat head screws are called countersunk screws, The difference between the Phillips flat head screw and the Phillips round head screw is the difference between the head, one is the countersunk head, the head is flat, into a funnel shape, It is mainly used in the fixing of some thin plates, and the whole screw head is locked into the parts that need to be fixed, and the countersunk plane and the fastened plane are on a wax horizontal plane, which is also conducive to the appearance of the product; One is the pan head, the pan head is generally used in the occasion of greater force, the larger pan head is more conducive to being fastened to the product, thank you for your patience to wait for <>

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There is no difference between the countersunk screw and the meta screw, and there is a conflict between what you said, generally we say that the circular machine refers to the semi-round head screw, the countersunk head screw refers to the flat head screw, and only the flat head screw is called the countersunk head, and the semi-round head is not a flat head. So it can't be called a sunk head, simply put, the flat head is called a sunk head, and the semi-round head is called a circular machine, and the tools they use are all cross cones, and there are also semi-round head hexagons, and countersunk head hexagons

Yuan machine refers to the semi-round head screw, flat machine is also flat head screw, only the diameter of less than 8 flat head or round head is called flat machine or Yuan machine, more than 8 flat head screws called countersunk screw.

A screw is a tool that uses the physical and mathematical principles of the oblique circular rotation and friction of an object to tighten the mechanical parts of the object step by step. Screws are a generic term for fasteners, everyday colloquialism. Screws are an indispensable industrial necessity in daily life

Such as very small screws used in cameras, glasses, clocks, electronics, etc.; general screws for televisions, electrical products, musical instruments, furniture, etc.; As for engineering, construction, and bridges, large screws and nuts are used; Transportation equipment, airplanes, trains, automobiles, etc., are used with both large and small screws. Screws have an important role in industry, and as long as there is industry on the earth, the function of screws will always be important. The screw is a common invention in people's production and life for thousands of years, and it is the first major invention of mankind according to the application field.

The sunk head is called a flat machine, and the semi-circular head is called a yuan machine.

Don't you see the word sunken head?