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Stainless Steel U Tubes
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Stianless Steel U Tube ASME SA688 304 for Heat Exchanger

Stianless Steel U Tube ASME SA688 304 for Heat Exchanger

Brand Name: KORER
Model Number: U Tubes
MOQ: 1 Metric Tons Per Size
Price: Negotiable
Payment Terms: T/T L/C
Supply Ability: 10000 Metric Tons Per Year
Detail Information
Place of Origin:
China
Certification:
ISO 9001 And Manufacture License Of Pressure Tube
Product Name:
U Type Stainless Steel Tube
Material Grade:
AISI 304 / AISI 316L
Outer Diameter:
12mm-38.1mm
Delivery Condition:
Anneal Or Pickled
Standard:
ASME SA249 / ASME SA688
Application:
Feedwater Heater
Packaging Details:
Wooden Boxes With Angle Steel Frame Or Seaworthy Bundle
Supply Ability:
10000 Metric Tons Per Year
Product Description

Stainless Steel U Tube ASME SA688 304 for Heat Exchanger

Introduction:
The stainless steel U tube 304, manufactured according to ASME SA688 standards, is a high-quality piping solution for industrial heat exchanger systems. Designed for high-temperature and high-pressure applications, these U-shaped tubes provide superior corrosion resistance, excellent mechanical strength, and long-term durability. The AISI 304 austenitic stainless steel composition ensures resistance to oxidation and chemical corrosion, making it ideal for chemical, petrochemical, power generation, and industrial heat transfer systems. The U-bend design ensures efficient fluid flow, optimized heat transfer, and minimal fouling, enhancing the performance of industrial heat exchangers.

Material Table:

Material Grade Description Key Properties
AISI 304 Stainless Steel Austenitic stainless steel Excellent corrosion resistance, high tensile strength, oxidation-resistant at elevated temperatures, suitable for industrial heat exchanger applications

Specifications Table:

Parameter Value / Range
Standard ASME SA688
Tube Type U Tube
Outer Diameter (OD) 12mm – 50mm
Wall Thickness (WT) 1mm – 3mm
Length Customizable per system
Surface Finish Pickled & Passivated / Polished
Connection Type Butt-welded / Flanged
Pressure Rating Up to 150 bar (depending on schedule)

Manufacturing Process Table:

Step Description
Raw Material Selection Premium 304 stainless steel tubes
Cutting Precision cutting to required lengths
Bending Cold bending into precise U shapes with uniform radius
Heat Treatment Solution annealing to optimize corrosion resistance and mechanical properties
Surface Treatment Pickling and passivation for smooth, corrosion-resistant surface
Inspection & Testing Dimensional checks, visual inspection, hydrostatic and ultrasonic tests
Packaging Protective packaging to prevent deformation or scratches during transport

Uses / Applications Table:

Industry / Application Description
Heat Exchangers Tubing for industrial heat transfer systems
Boilers & Condensers Efficient energy transfer in heating and cooling systems
Chemical Plants Corrosion-resistant fluid transport
Petrochemical Industry High-pressure pipelines in industrial processes
Power Generation Systems Heating loops and industrial thermal systems

Advantages:

  • Corrosion Resistance: Protects against acids, industrial fluids, and high-temperature oxidation.
  • Durable & Long-Lasting: Seamless U tube construction ensures long-term stability under high-pressure conditions.
  • Optimized Heat Transfer: U-bend design improves flow efficiency and minimizes fouling.
  • Smooth Surface Finish: Reduces scaling and maintenance requirements.
  • Versatile Applications: Suitable for industrial heat exchangers, boilers, chemical plants, and power systems.

FAQ:

  • Q: Can these U tubes handle high-temperature fluids?
    A: Yes, AISI 304 stainless steel is oxidation-resistant and designed for high-temperature applications.
  • Q: Are custom tube lengths and wall thicknesses available?
    A: Yes, OD, WT, and length can be customized for specific project requirements.
  • Q: Is it suitable for chemical plant applications?
    A: Absolutely, the corrosion-resistant 304 stainless steel makes it ideal for chemical and petrochemical fluids.
  • Q: How is quality ensured?
    A: Tubes undergo hydrostatic, ultrasonic, and dimensional inspections per ASME SA688 standards.

Core SEO Keywords:
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 U Tube