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Butt Fusion 90 Degree Elbow

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Ningbo Lianda Plastic Pipe Co., Ltd.
Ningbo Lianda Plastic Pipe Co., Ltd.
Ningbo Lianda Plastic Pipe Co., Ltd. has successively developed a complete set of PE gas pipe fittings, including electric melting pipe fittings, hot melting pipe fittings, PE ball valves, PE steel plastic conversion joints (including 3PE anti-corrosion steel plastic conversion joints), covering over 1000 varieties and specifications of Dn20-Dn630. The company has advanced production equipment, including nearly 30 injection molding machines with a capacity of 100000 grams, over 30 CNC processing equipment, and an annual production of over 10 million pipe fittings and over 40000 PE ball valves. The test center has complete testing equipment (hydrostatic testing machine, Analytical balance, microscope, carbon black content tester, dumbbell prototype, melt mass flow rate meter, medium thermostat, universal electronic tensile machine, semiconductor laser marking machine, thermal stability tester, etc.).
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How to ensure the alignment of the 90-degree elbow with the pipe when making Butt Fusion connections?

Aligning the Butt Fusion 90-degree elbow with the pipe is a crucial part of the pipe joining process. Good alignment ensures the strength, stability and sealing of connections, thereby ensuring reliable operation of the entire piping system. Using clamps and brackets is one of the key steps in ensuring pipe and elbow alignment. These devices provide solid support, allowing pipes and elbows to maintain a fixed position and angle during the connection process. By setting up the clamps and brackets correctly, you can ensure that the relative position between the pipe and elbow is maintained during the connection.

Preheating the ends of pipes and elbows to the proper temperature before welding can make them easier to shape and maintain good alignment when welded. Pre-installing pipes and elbows onto clamps or brackets ensures they remain in the correct position during the welding process, reducing the need for adjustments.

It is also very important to use marking and measuring tools to ensure alignment. During preheating and preassembly, use marking or measuring tools to mark the location of pipes and elbows and ensure they are at the correct angle and position. This helps the operator make adjustments during the welding process and ensures that pipes and elbows maintain good alignment.

Operators with extensive experience are able to operate the fusion equipment accurately and manually adjust the position of pipes and elbows when needed to ensure they remain aligned. They can also monitor every detail of the connection process and make timely adjustments to ensure the quality and reliability of the connection.

How to detect whether there is water leakage or air bubbles during the connection process of Butt Fusion 90-degree elbow?

When connecting Butt Fusion 90-degree elbows, you need to check to ensure that there are no leaks or air bubbles in the connection. This step not only ensures the stability and sealing of the connection, but also prevents potential problems and failures, thereby protecting the entire pipeline system. safe operation. After the connection is completed, a certain pressure of liquid or gas is injected into the pipeline system, and the pressure changes inside the system are continuously monitored. If the pressure drops, it could mean there is a leak or air bubble problem. This method is a commonly used comprehensive detection method that can quickly and effectively detect connections in a short period of time.

Applying detection agent is also one of the commonly used detection methods. By applying some special detecting agents to the joints that will produce a color change or bubble formation when exposed to leaks or air bubbles. This method can help detect water leaks or air bubbles that are too small to be noticed by the naked eye, thus improving the sensitivity and reliability of detection.

In addition, ultrasonic testing and air tightness testing are also commonly used testing methods. Ultrasonic testing uses the characteristics of ultrasonic waves to propagate in different media to detect potential defects or problems that may exist in the connection. The air tightness test detects air leakage by measuring the air pressure changes inside the system, and can detect small air leakage problems.