Unused 2-Pass Shell & Tube Heat Exchanger – 4,625 Sq. Ft., Carbon Steel, Horizontal

Manufacturer Information:
Daekyung Machinery & Engineering is listed as the manufacturer of this unused shell and tube heat exchanger. The unit is identified as Model AJ12S 54X216 and is built as a horizontal 2-pass carbon steel shell and tube heat exchanger. This type of exchanger is commonly used in industrial process heating, cooling, condensing, and heat recovery applications where carbon steel construction, high-temperature ratings, and pressure/full vacuum service are required.

Main Product Description:
Available for sale is an unused Daekyung Machinery & Engineering AJ12S 54X216 2-pass shell and tube heat exchanger with approximately 4,625 square feet of heat transfer surface area. This horizontal saddle-mounted carbon steel exchanger includes a shell rated for 358 psi/full vacuum at -20 to 650 degrees F and (1,078) 1" diameter x 18' long carbon steel tubes rated for 470 psi/full vacuum at -20 to 650 degrees F. The exchanger includes carbon steel shell, carbon steel tubes, carbon steel head, shell openings of 24" and (2) 18", tube openings of (2) 24", Serial #DK2007-235, National Board #2486, 2008 year built, and overall dimensions of 338" L x 88" W x 102" T. This unused industrial shell and tube heat exchanger is suited for process heating, cooling, condensing, and heat recovery applications requiring a horizontal carbon steel exchanger with high-temperature and full-vacuum ratings.

Specifications:

• Stock Number: 46379013
• Manufacturer: Daekyung Machinery & Engineering
• Model: AJ12S 54X216
• Equipment Type: Shell and tube heat exchanger
• Configuration: 2-pass shell and tube heat exchanger
• Condition: Unused
• Heat Transfer Surface Area: 4,625 sq. ft.
• Orientation: Horizontal
• Mounting: Saddle mounted
• Shell Material: Carbon steel
• Tube Material: Carbon steel
• Head Material: Carbon steel
• Shell Pressure Rating: 358 psi/full vacuum
• Shell Temperature Rating: -20 to 650 degrees F
• Tube Pressure Rating: 470 psi/full vacuum
• Tube Temperature Rating: -20 to 650 degrees F
• Tube Count: 1,078 tubes
• Tube Diameter: 1"
• Tube Length: 18'
• Number of Shell Openings: 3
• Shell Openings: 24", (2) 18"
• Number of Tube Openings: 2
• Tube Openings: (2) 24"
• Serial Number: DK2007-235
• National Board Number: 2486
• Year Built: 2008
• Overall Dimensions: 338" L x 88" W x 102" T
• ASME Stamp: Yes
• Listed Weight: 69,200 lbs.
• Documentation: Available
• Preservation Detail: Nitrogen purged by manufacturer after testing and prior to storage.

Product Details:

• Unused Daekyung Machinery & Engineering shell and tube heat exchanger
• Model AJ12S 54X216
• 2-pass shell and tube configuration
• Approximately 4,625 sq. ft. heat transfer surface area
• Horizontal saddle-mounted design
• Carbon steel shell
• Carbon steel tubes
• Carbon steel head
• Shell rated 358 psi/full vacuum at -20 to 650 degrees F
• Tube side rated 470 psi/full vacuum at -20 to 650 degrees F
• Includes (1,078) 1" diameter x 18' long tubes
• Shell openings include 24" and (2) 18"
• Tube openings include (2) 24"
• Serial #DK2007-235
• National Board #2486
• Built in 2008
• Overall dimensions: 338" L x 88" W x 102" T
• Suitable for industrial process heating, cooling, condensing, and heat recovery applications

Applications:

• Chemical processing
• Petrochemical processing
• Refinery process service
• Oil and gas processing
• Process fluid heating
• Process fluid cooling
• High-temperature process service
• Condensing service
• Heat recovery
• Waste heat recovery
• Power generation systems
• Steam and condensate recovery
• Industrial utility systems
• Thermal fluid systems
• Vacuum-rated process applications
• Large-scale industrial heat transfer

Suitable Products / Materials:

• Process water
• Cooling water
• Condensate
• Steam service, depending on process requirements
• Hydrocarbon streams, subject to compatibility review
• Chemical process fluids, subject to compatibility review
• Thermal fluids, subject to compatibility review
• Glycol solutions, subject to compatibility review
• Oil-based process fluids, subject to compatibility review
• Other compatible non-corrosive or carbon-steel-compatible process fluids

FAQs:

• What type of heat exchanger is this?
  This is an unused 2-pass shell and tube heat exchanger with carbon steel shell, tubes, and head.
• Who is the manufacturer?
  The manufacturer is Daekyung Machinery & Engineering.
• What is the listed model?
  The listed model is AJ12S 54X216.
• What is the heat transfer surface area?
  The listed heat transfer surface area is 4,625 square feet.
• What materials of construction are listed?
  The shell, tubes, and head are listed as carbon steel.
• What are the pressure and temperature ratings?
  The shell is rated 358 psi/full vacuum at -20 to 650 degrees F. The tube side is rated 470 psi/full vacuum at -20 to 650 degrees F.
• How many tubes does this exchanger have?
  The listing states the exchanger has (1,078) 1" diameter x 18' long tubes.
• What are the shell and tube opening sizes?
  The shell openings are listed as 24" and (2) 18". The tube openings are listed as (2) 24".
• What are the overall dimensions?
  The listed overall dimensions are 338" L x 88" W x 102" T.
• What year was this heat exchanger built?
  The listed year built is 2008.
• Is the listed weight available?
  69,200 lbs.
• Can this heat exchanger be used for chemical or refinery service?
  This type of carbon steel shell and tube heat exchanger is commonly used in chemical, petrochemical, refinery, oil and gas, and industrial process applications, but final suitability depends on process fluid, corrosion profile, pressure, temperature, and buyer engineering review.
• Can Aaron Equipment help with shipping?
  Yes. Aaron Equipment can help coordinate freight, loading, logistics, and shipping support for used industrial equipment purchases. Buyers should contact Aaron Equipment with the stock number, destination, and shipping requirements.
• How can Aaron Equipment help with this purchase?
  Aaron Equipment can provide a quote, answer equipment questions, review available photos and specifications, help confirm available documentation when available, and assist with logistics for this unused Daekyung Machinery & Engineering shell and tube heat exchanger.

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