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RC 1" Basic Diameter, Large Diameter, Middle Diameter, Small Diameter on the Male Thread Datum Plane.
Pitch for metric threads.
to dedicate that the American and British threads.
In terms of the number of threads per inch, this is their biggest difference, the metric thread is a 60-degree equilateral thread, the imperial thread is an isosceles 55-degree thread, and the American thread.
60 degrees. Metric threads are in metric units, and American and British threads are in imperial units.
Pipe threads are mainly used for the connection of pipelines, and the internal and external threads are tightly matched, and there are two kinds of straight pipes and conical pipes. Nominal diameter.
Refers to the diameter of the connected pipe, and obviously the large diameter of the thread is larger than the nominal diameter.
8 is the nominal diameter of an inch thread in inches.
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rc is an internal thread. 1"The dimensions are as follows.
11 teeth per inch.
Pitch and diameter. Mid-diameter trails.
Assembly allowance. Effective thread length.
Taper 1:16
The nozzle diameter of the bottom hole opening is.
The outer diameter of the steel pipe is 34
Steel pipes are nominal through holes.
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rc1/4:This thread is 5The inner cone thread of the 5° sealing pipe is rounded at the top and bottom of the tooth, and the thread taper is 1:16.
After the thread is tightened, the thread pair has the ability to seal.
Large diameter (base diameter):
Base distance: 6;
Middle diameter size:;
Trail Size:;
Thread length:;
19 teeth.
The large diameter is a standard value, and the actual size of the thread should be subject to the drawing marking. If there are no special requirements in the drawing, it can be considered that the size is the large diameter of the thread. In pipe threads, the size of the thread should be determined by the middle diameter at the reference distance of the pipe thread.
Definition: The characteristic code of the 55 degree inch seal cylindrical internal thread is: RP
The characteristic code of the 55 degree inch seal cone internal thread is: RC
The characteristic code of the 55 degree inch seal cone male thread is: R1 (used in conjunction with the inch seal cylindrical internal thread);
R2 (for use with inch seal cone female thread);
The rotation code of the left-handed thread is LH; The screw code of the right-hand thread is omitted and not marked.
For sealing pipe threads, RP R1 and RC R2 are used to represent the "column cone" and "cone cone" threads, respectively.
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RC1 2 refers to the conical female thread sealed with threads, the size code is 1 2, RC1 2
The number of teeth is 14, the large diameter in the datum plane is, the middle diameter is, the small diameter is, and the unit is mm
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How big is the RC1 threaded bottom hole? Analyze the standard size and application range.
1. The standard size of RC1 threaded bottom hole.
As a threaded connection method, the diameter of the RC1 threaded bottom hole needs to meet the corresponding standard size requirements. According to the international standard ISO 898-1:2013, the diameter of the RC1 threaded bottom hole is millimeters.
2. The application range of RC1 threaded bottom hole.
RC1 threaded bottom hole is mainly used in some small mechanical equipment, electronic equipment and instrumentation, such as audio equipment, parts processing equipment, etc. Due to its small bottom hole diameter, care needs to be taken when handling it to prevent damage to the screws.
3. The installation method of RC1 threaded bottom hole.
The installation process of RC1 threaded bottom hole needs to pay attention to the following points
1.Confirm the size and depth of the threaded bottom hole, and select the matching RC1 threaded screw.
2.Use appropriate tools for installation, not too strong or too small a tool.
3.When installing, it is necessary to ensure that the bottom hole is complete, and if it is found that there is damage or the standard size does not match, the bottom hole needs to be replaced.
4. Advantages of RC1 threaded bottom hole.
Due to its small bottom hole diameter, RC1 threaded bottom hole can be used in some equipment with complex part structure. In addition, the RC1 threaded bottom hole offers the following advantages:
1.The connection is stronger and able to withstand greater weight and torque.
2.Compared with other threaded connection methods, it is more beautiful.
5. Summary RC1 threaded bottom hole is a commonly used threaded connection method, which is widely used in some small mechanical equipment, electronic equipment and instrumentation. Its diameter is millimeters, and attention needs to be paid to ensure the integrity of the bottom hole and the selection of appropriate tools during the installation process. RC1 threaded bottom hole connection method has the advantages of firmness and beauty, and is a very practical connection method.
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Thread RC1 4 refers to the conical internal thread sealed with syndicated thread, the size code is Fengyou orange 1 4, and the size code of the single wire thread is equal to the nominal diameter multiplied by the pitch, and the unit is inches.
A spiral-shaped, continuous raised section with a specific cross-section made on the surface of a cylindrical or conical parent body. Threads are divided into cylindrical threads and circular tapered threads according to their parent shapes; According to its position in the matrix, it is divided into external thread and internal thread, and according to its cross-sectional shape (tooth shape), it is divided into triangular thread, rectangular thread, trapezoidal thread, zigzag thread and other special shape threads.
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RC 1" Basic Diameter, Large Diameter, Middle Diameter, Small Diameter on the Male Thread Datum Plane.
Metric threads are expressed by pitch, and American and British threads are expressed by the number of threads per inch, which is their biggest difference, the metric thread is 60 degrees equilateral, the imperial thread is isosceles 55 degrees, and the American thread is 60 degrees.
Metric threads are in metric units, and American and British threads are in imperial units.
The pipe thread is mainly used for the connection of the pipeline, and the fit of the internal and external threads is only tight, and there are two kinds of straight pipes and conical pipes. The nominal diameter refers to the diameter of the connected pipe, and obviously the large diameter of the thread is larger than the nominal diameter.
8 is the nominal diameter of an inch thread in inches.
Standard number: GB T 20333-2006
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