A Carbon Steel Spectacle Blind Flange combines an open ring and a solid blind section in one piece, allowing a piping line to be opened or completely blocked by rotating the flange into position. Our flanges are useful where positive isolation is needed during maintenance, inspection, or changes to operating conditions. With sizes and pressure specifications covering a wide range of industrial piping requirements, we are the preferred carbon steel spectacle blind flange supplier in Najran for your project.

Key Features

• Two-position design: Switches between an open and closed position by rotating the spectacle-shaped plate.
• Clear visual indication: The position of the solid and open sections makes it easy to identify whether the line is open or isolated.
• Industrial isolation: Suitable for piping systems where regular isolation may be required during maintenance or servicing.

FAQs

1. What is a Carbon Steel Spectacle Blind Flange?
It is a single-piece flange arrangement with one open section and one solid section, allowing a pipe line to be opened or isolated by rotating the plate.

2. Why is it called a spectacle blind?
Its shape resembles a pair of spectacles, with the open ring forming one side and the solid blind section forming the other.

3. How does a spectacle blind isolate a piping line?
The solid section is rotated into the pipe opening and secured between the mating flanges, stopping flow through that section.

4. Where are spectacle blind flanges commonly used?
They are used in industrial piping systems where lines need to be isolated for maintenance, inspection, or operational changes.

5. What material grade and specifications are available?
Our Carbon Steel Spectacle Blind Flanges are available in A105 grade, with PN16 and Class 150 through Class 2500 specifications.