Stainless Steel U Bend Tube / Welded Stainless U Bend Tube
Stainless Steel U Bend Tube / Welded Stainless U Bend Tube
Stainless Steel U Bend Tube / Welded Stainless U Bend Tube
Stainless Steel U Bend Tube / Welded Stainless U Bend Tube

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Stainless Steel U Bend Tube / Welded Stainless U Bend Tube

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Product description

Stainless Steel U Bend Tube  ASTM A213,ASTM A269,ASTM A249,ASTM A688,

U-Bend Tube are widely used in Heat Exchanger Systems. Heat-Exchanger Equipment on the basis of 

Seamless Stainless U-Tubes and Welded Stainless U bend Tube is essential in strategically important and 

critical fields---Nuclear And Petrochemical Machine Building.

Allied Rainbow Group Start to Produce U Bending Tube Since 2006,Up to now already supply more than 

30000 tons Stainless Steel U Bend Tube to 35 countries.

 

Standard: ASTM A213,ASTM A269,ASTM A249,ASTM A688,ASTM A789,ASTM A803,JIS-G3459,GOST 9941-81,ASTM A179,ASTM A192,

 

Steel Grade:

Ferrite

Austenite

Duplex

Super Duplex

Ni-Alloys

Titanium

TP410

TP405

S44400

S44660

TP430

TP304/304L

TP316/316L

TP316Ti

TP317/317L

TP321

TP347

S31803

S32205

S32304

S32750

S32760

N06600

N08020

N00880

N08825

N08904

Gr.2

 

Initial Length: Maximum Lengths of 35000mm can be supplied on request.

 

Dimensions:

OD:12.7mm---38.1mm

WT: 0.89~2.77mm

 

Bending Radius:

Minimum 1.5*OD

Maximum 1500mm

Heat Treatment of the bend

U bends with a bending radius up to maximum of 1500mm can be heat treated on request

 

The basic Testing and processing:

1.High Pressure hydrostatic Test:Minimum:10 Mpa--25Mpa

2.Air Under Water Test After Bending

3.U Tube wall thickness Test

4.Eddy Current Test Before U bend Formed

5.Ultrasonic test before U bend Formed

6.Heat Treatment to stress relieved

7.Ball passing Test

 

Packaging: 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.


Mill Test Certificate:EN 10204/3.1B

 

Delivery:30-60 days

-Customer Specifications.

 

 

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