High-Temperature Metal Expansion Joints for HSVC OL1 PDH Project, Vietnam

2021.03.31LIST

 

Megaflexson has successfully manufactured and supplied 9 high-temperature metal expansion joints to Hyosung Vina Chemical's PDH plant in Vietnam.

 

The main product delivered this time is the Tied Universal Type Metal Expansion Joint with Miter, which is specialized in a high-temperature application in the PDH plant process.

 

For the bellows, which is the major part of the expansion joint, UNS No. N08810 material was used, and the pipe is UNS No. ASTM A240 304H was used for N08810 and Hardware.

 

Hyosung Vina Chemical is Vietnam's leading petrochemical plant that produces 600,000 tons of propylene and 55,000 tons of ethylene per year.

 

 

 

Main mechanical design and features:

 

Tied Universal Type Metal Expansion Joint with Miter

 

l  Size : 44”(DN 1100) x 6600mmL

 

l  Design Press. : 0.65 kg/cm2G

 

l  Design Temp. : 538

 

 

Design Codes

 

l  EJMA 10th Edition

 

l  ASME B31.3 – Process Piping


 

Materials

 

l  Bellows : UNS No. N08810

 

l  Pipe : UNS No. N08810

 

l  Hardware : ASTM A240 304H


 

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