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A213 T11 / T22 Seamless Alloy Steel Heat Exchanger U Tube Bundle

China Jiangyin Reliance International Trade Co., Ltd certification
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A213 T11 / T22 Seamless Alloy Steel Heat Exchanger U Tube Bundle


Large Image :  A213 T11 / T22 Seamless Alloy Steel Heat Exchanger U Tube Bundle

Product Details:
Place of Origin: China
Brand Name: Reliance
Certification: CE,ISO...
Model Number: U Tube
Payment & Shipping Terms:
Minimum Order Quantity: N/A
Packaging Details: Solid fumigated wooden box with tube location racks inside.
Delivery Time: Ex-work within 1 month on receipt of order.
Payment Terms: T/T, L/C
Detailed Product Description
Company Type: Manufacturer, Importer & Exporter Fin Tube Type: U Tube
Process: Cold Bend Tube Material: Carbon Steel, Stainless Steel, Alloy Steel, Copper Etc...
Heat Treatment: YES Tube Length: No Limit
High Light:

Heat Exchanger Tubular


Heat Exchanger pipe

A213 T11 / T22 Seamless Alloy Steel Heat Exchanger U Bend Tube Bundle​


More Standard and Grade:


ASTM A213/ASME T11  T22 

ASME SA106B/A53B/A192/A200/A333/A335/500
BS3059  BS6323-4  BS3602-1
EN10297-1    EN10305-1   EN10216-1   EN10216-2    EN10210-1
DIN1629   DIN1630  DIN 17175 DIN2391   DIN17204      DIN2448  
JIS G3452(SGP)   JIS G3461JIS G3462  JIS G3454JIS G3455  JIS G3444 


Tube Type:

Seamless (Cold Drawn) 


Both Ends:

Plain ends or bevel ends 


Straight Tubes Maximum Length:

(Before Bending): 35000 mm.


Unit  Leg Length

Min 1 Meter, Max. 16500 mm (For Max R=1500mm)


Heat Treatment

Stress Relieved After U-Bending (Bending Area Plus 300MM For Each Leg).


Hydrostatic Test After U Bending

Maximum Test Pressure 600 Bar, Holding time: 10 Sec. 

Medium: Dematerialized Water. 

Compressed Air Cleaning After Hydro-Test.

A213 T11 / T22 Seamless Alloy Steel Heat Exchanger U Tube Bundle 0


In Strong Transport-Worthy Pre-fumigated wooden boxes of corresponding dimensions for 

each tube Length, Radius, Diameter, According To PO requirements as well as wrapped In polyethylene 

films With soft plastic caps on both end of Tube.


General Quality Tests

Corrosion Test Conducted only when specially requested by the client
Chemical Analysis Test done as per required quality standards
Destructive / Mechanical Testing Tensile | Hardness | Flattening | Flare | Flange
Reverse-bend and Re. flat tests Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end
Eddy Current Testing Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
Hydrostatic Testing 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .
Air Under Pressure Test To check any evidence of air leakage
Visual Inspection After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections

Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:

  • Eddy Current Testing
  • O.P Testing
  • Radiography Testing
  • Corrosion Testing
  • Micro Testing
  • Macro Testing
  • IGC Testing
  • Ultrasonic testing
  • Liquid Penetrate testing



Contact Details
Jiangyin Reliance International Trade Co., Ltd

Contact Person: Ms. Lucy

Tel: +8613812020947

Send your inquiry directly to us (0 / 3000)