Steel Pipe Flanges

We, Nexus Alloys & Steels P Ltd, are manufacturers, suppliers and exporters of High Nickel alloy Exotic Material Flanges and Forged Fittings from India. High Nickel Alloy includes Inconel, Monel, Hastelloy, Incoloy.

Basic Features of our Products are as follows:

• Serration as per customers’ requirements.
• Dimensionally 100% OK
• Ultrasonic Test 100% OK
• Dye Penetrant Test 100% OK
• IGC Test 100% OK
• Hardness 100% OK
• Chemical and Physically 100% OK

A blind flange with a 1 2 NPT National Pipe Thread connection refers to a type of flange used in piping systems Let s break down the components of this term Blind Flange A blind flange is a type of flange that is used to seal the end of a piping system or a vessel opening It has no bore or inner opening hence the term blind Blind flanges are commonly used when future expansion or maintenance might be necessary as they can be easily removed to provide access to the interior of the system 1 2 NPT NPT stands for National Pipe Thread which is a type of threaded connection used for joining pipes and fittings In this context 1 2 refers to the nominal pipe size NPS of the connection which is approximately half an inch in diameter NPT threads are tapered and are commonly used for connecting pipes and fittings in plumbing and other fluid systems So a blind flange with 1 2 NPT means a flange that has a blind configuration and features a 1 2 NPT threaded connection which could be used for attaching a pipe or a fitting to the flange in a piping system

A butt weld flange is a type of pipe flange used in piping systems to connect pipes valves and other equipment Flanges are used to create a secure and leak tight connection between pipes or components The term butt weld refers to the method of joining the flange to the pipe Here s how a butt weld flange works Flange Design A butt weld flange has a flat circular plate with bolt holes around its perimeter The plate has a slightly larger diameter than the pipe it will be connected to The flange is designed to be welded directly to the pipe end Welding To install a butt weld flange the end of the pipe is inserted into the central opening of the flange The flange is then welded to the pipe using a butt weld joint A butt weld joint involves fusing the end of the pipe to the flange by melting the metal and allowing it to solidify This creates a strong and permanent connection Bolted Connection After welding the bolt holes on the flange s outer perimeter align with corresponding holes on another flange valve or equipment Bolts are inserted through these holes and tightened to secure the flanges together creating a sealed connection Butt weld flanges offer several advantages Strength The welded connection provides excellent strength and structural integrity making it suitable for high pressure and high temperature applications Leak Resistance The welded joint minimizes the risk of leaks ensuring a reliable and long lasting connection Smooth Flow The absence of crevices or spaces between the pipe and the flange interior ensures a smooth flow of fluids or gases Space Efficiency Butt weld flanges are more compact compared to other types of flanges making them useful in tight spaces However there are also some considerations Installation Skill Proper welding skills and equipment are required to ensure a strong and leak tight joint Cost and Time Welding and alignment processes might take more time and effort compared to flanges that are simply bolted together Disassembly Difficulty Unlike bolted flanges butt weld flanges are not easily disassembled which can complicate maintenance or modifications Butt weld flanges are commonly used in industries like oil and gas chemical processing petrochemicals and power generation where reliable and durable connections are essential It s important to follow industry standards and best practices when using butt weld flanges to ensure the safety and integrity of piping systems

• Minimum Order Quantity: 1000 Piece