Zhejiang Yuhong Steel Co., Ltd.

China Manufacturer with main products: Stainless Steel Pipe, Boiler Tube, Seamless Steel Pipe, Heat Exchanger Tubes

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Stainless Steel U Bend Tube ASME SB 163, ASME SA213 ASTM A688 for Heat Exchanger Systems

Supply Ability: 1,000 Ton per Month
Shipping: FCL; LCL; SHIPPED BY BULK
Payment Terms: L/C, T/T, D/P

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Zhejiang in China
Packaging Details: Special Wooden Boxes for U Tubes each radius separated

Specifications

Stainless Steel U Bend Tube ASME SB 163, ASME SA213 ASTM A688 for Heat Exchanger Systems:
Delivery Time:30days->
Certification:ISO9001-2008

Stainless Steel U Bend Tube ASME SB 163, ASME SA213 ASTM A688 for Heat Exchanger Systems
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 felds---Nuclear And Petrochemical Machine Building.
Zhejiang Yuhong Steel Start to Produce U Bending Tube Since 2006,Up to now already supply more than 
25000 tons Stainless Steel U Bend Tube to 30 countries.
The U-Bend Tube Comply With The Following Standards:
1.    ASTM A688/ASME SA688
2.    ASTM A803/ASME SA803
3.    ASTM A556/ASME SA556
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
Tube Of Other Alloys And Steel Grades Can Be Produced Upon Agreement.
Technical Requirements:
Straight Tubes Standard Specification For Bending:
ASME SA 213; ASME SB 163; ASME A789, ASME SA268, ASME SA269, etc.
Marking: Before Bending By Marking Machine All Over The Tube Length (Bent Section After Heat 
Treatment Without Marking)
Note: Marking is also possible After Bending On The Straight Parts Of U-Bending Tube.
U-Bend Tubes:
-TEMA RCB 2.31 Standard Of The Tubular Exchanger Manufacturers Association (9th Edition).
-ASTM A688/ASME SA688 Standard Specification For Welded Tubes Of Austenitic Corrosion Resistant 
Steel Grade Designed For Feed Water Boilers.
-ASTM B163/ASME SA163 Standard Techinical Requirements For Tubes Of Nickel And Nickel Alloy For 
Condensers And Heat Exchangers.
-Customer Specifications.
Bending Radius: From 1.5*OD(Outside Diameter) To 1500mm
When Ordering Tubes With Radius less or equal to 1.5*OD, It Is necessary To Agree Precision Of Geometrics.
Straight Tubes Maximum Length:(Before Bending): 35000 mm.
Leg Length: Min 1 Meter, Max. 16500 mm (For Max R=1500mm)
Note: Other Size Are Available Upon Agreement.
Heat Treatment: Stress Relieved After U-Bending (Bending Area Plus 300MM For Each Leg).
Hydrostatic Test After U Bending: Maximum Test Pressure 600 Bar, Soaking 10 Sec. With 
Dematerialized Water. Compressed Air Cleaning After Hydro-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.

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