| Standard: | ASME SA234， ASTM A234 | Material Grade: | WP1， WP11， WP12， WP22， WP23， WP5， WP9， WP91， WP92 |
|---|---|---|---|
| Type: | 45Deg. Long Radius ， 90 Deg. Long Radius， 180 Deg. Long Radius， 45Deg. Short Radius ， 90 Deg. Short Radius， 180 Deg. Short Radius， | NDT: | MT， ET， UT， HT， PT， PMI |
| Application: | Fired Furnace， Fired Heater， Convection Tube， Radiant Tube | Size Standard: | B16.25， B16.28 ， B16.49， B16.9 |
| High Light: | B16.28 180 degree Return， Fired Heater 180 degree Return， B16.9 180 degree Return | ||
ASME SA234 WP9 CL1 / CL3 180 degree Return ， Short Radius ， B16.28， B16.9 for Fired Heater application
TONG CHUANG Group supply a lot of Stainless Steel Buttweld Fitting (ASME SA403 / ASTM A403: WP304， WP304L ， WP304H， WP310， WP310H， WP316L， WP316H， WP317L， WP321， WP321H， WP347， WP347H ) ， Alloy Steel Buttweld Ftting ( ASME SA234 / ASTM A234 : WP1， WP11， WP22， WP23， WP5， WP9， WP91， WP92， Class 1， Class 2， Class 3) ， Carbon Steel Buttweld Fitting ASME SA234 WPB to Fired Furance in oil refinary project .
TONG CHUANG GROUP's 180-degree return elbow is a type of pipe fitting that allows for a complete change in direction of a pipeline. It is designed to connect two pipes or tubes at a sharp 180-degree angle， allowing for the flow of fluids or gases to reverse direction. The 180-degree return elbow is commonly used in piping systems where space constraints or layout considerations require a tight bend in the pipeline.
The design of a 180-degree return elbow typically features two long radius bends connected by a straight section， forming a U-shaped configuration. This design helps to minimize pressure drop and turbulence in the flow of fluids through the pipeline. 180-degree return elbows are available in various materials， such as stainless steel， carbon steel， PVC， and others， to suit different applications and operating conditions.
In industrial and commercial piping systems， 180-degree return elbows are used in HVAC systems， water treatment plants， chemical processing facilities， and other applications where a complete reversal in flow direction is required. Proper installation and sizing of 180-degree return elbows are essential to ensure efficient fluid flow and system performance.
180-degree short radius (SR) return elbow is a specific type of pipe fitting commonly used in fired heater applications. In a fired heater， which is a type of industrial furnace used for heating processes， the 180-degree SR return elbow plays a critical role in the piping system that circulates hot gases or fluids.
The 180-degree SR return elbow allows for a sharp 180-degree change in direction in the piping layout， which is often necessary in tight spaces or when routing the flow of hot gases or fluids efficiently within the fired heater system. The short radius design of the elbow means that it has a smaller radius compared to long radius elbows， which can be beneficial in certain piping configurations.
When selecting a 180-degree SR return elbow for a fired heater application， it is essential to consider factors such as the operating temperature， pressure， and fluid properties to ensure that the fitting is compatible with the specific requirements of the system. The material of construction， such as carbon steel or stainless steel， should also be chosen based on the corrosive environment and temperature conditions.
Proper installation of the 180-degree SR return elbow in a fired heater system is crucial to ensure optimal performance， reliability， and safety. It is recommended to follow industry standards and guidelines for piping design and installation to prevent issues such as leaks， pressure drops， or flow restrictions that could impact the efficiency of the fired heater operation. Regular inspection and maintenance of the piping system， including the 180-degree SR return elbows， are important to ensure continued performance and safety in fired heater applications.
