What is a ASME B16.47 Series A Class 300 Blind Flange?
All piping involves connections that have to be strong and hold the pipes in place. There are fittings, fasteners, and flanges that are involved in the connection. Flanges are compact bodies that are used to connect the pipes through bolts and nuts. The ASME B16.47 Series A Class 300 blind flange belongs to the ASME specification for larger-diameter flanges over 26 inches. There are different pressure classes and class 300 is a lower-pressure classification.
ASME B16.47 Series A Class 300 Blind Flange dimensions, weight and specification

Check ANSI b16.47 Sr a 300 lb blank flange dimension and weight chart
What are series a class 300 blind flange installation instructions?
A blind flange is used at a point where the pipe has to be closed but needs to be opened when necessary. For this purpose, the B16.47 Sr A 300 lbs blind flange is added to the pipeline with bolts and nuts so that it can be opened whenever needed. The blind flange can be connected with a gasket in place. Depending on the type of surface of the flange, different gaskets can be chosen. The blind flange can also be connected with another flange by aligning the boltholes in place and fastening the bolts and nuts.
Get in touch with the middle east trusted ASME b16.47 series a cl 300 BLRF flange suppliers directly for high-quality products supplied on time.
How to calculate series A class 300 blind flange weight?
The flanges have dimensions specified in the specification table for each class of flange, and for the series. Series A is generally thicker and heavier with less number of bolt holes compared to the series B. The outer diameter, wall thickness, pressure class, and raw material used will influence the weight of the flange. There are formulas to calculate the weight of each different type of flange according to the ASME standards as well.
Buy all types of b16.47 Series A blind flanges as per industry standards, check manufacturing methods, advantages, and disadvantages
ANSI b16.47 sr a 300 lb blank flange advantages and Application
Ansi b16.47 series A class 300 blank flanges have a pressure capacity of around 300Lbs at room temperature. This allows for medium-level pressure applications. The flanges are used to close the end of a pipeline. There is the plane, convex, concave, and other types of sealing surfaces for the blind flanges. The applications are mostly in oil and gas, offshore and onshore applications, food processing, and in other applications that require the stated pressure and temperature capacities, along with larger diameters.
Not happy with your current stockists? Get connected with verified series A 300A blind flange suppliers in middle east countries for the lowest price
Why ASME b16.47 series a class 300 blind flange surface finish is important?
The surface finish of any product improves dimensional accuracy and corrosion resistance. When treated, the ASME b16 47 class 300 series A blrf flange can fit well with the sealing site or with the gaskets. This makes the connection tight and leak-proof. There are different finish types of surface finishes. In addition to the surface finishes, the flanges also can have specific face finishes to enable better sealing.
Check Series A 300Lb blind flange and ANSI b16.47 Sr A 300 lb BLRF flange dimensions, weight & specification
Advantages & disadvantages of b16.47 series blind flanges
B16.47 series A Cl 300 blind flanges are strong and can close a pipe with the use of bolts and nuts. However, with turbulence and temperature fluctuations in the line, the gaskets can start leaking. This is because they are fitted with bolts and nuts. The correct tightening of the bolts and nuts can give the best strength. If the bolts are not tightened evenly, the blind flange will have a weak point where high pressures can cause a leak.