Round Seamless SS U Tube , 321H / 310 Stainless Steel U Bend Tube ASTM A688

Round Seamless SS U Tube , 321H / 310 Stainless Steel U Bend Tube ASTM A688

Quick Detail:

Stainless Steel U-Bend Pipe :
ASME SA213-10a, TP317 / TP317L / TP321 / TP321H/TP316Ti, TP310
Description:
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.
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Specifications:

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?The U-Bend Tube Comply With The Following Standards:
1.??? ASTM A688/ASME SA688
2.??? ASTM A803/ASME SA803
3.??? ASTM A556/ASME SA556
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Applications:
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The products are applied to trades such as papermaking, ?chemical industry, shipbuilding, petroleum,?
electricity, food, pharmacy, natural gas, metallurgry, architecture, sewage disposal, environmental
protection, aerospace,heat exchanger, etc. Extensively.

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.
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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.
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Straight?Tubes?Maximum?Length:(Before?Bending):?35000?mm.
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Leg?Length:?Min?1?Meter,?Max.?16500?mm?(For?Max?R=1500mm)
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Note:?Other?Size?Are?Available?Upon?Agreement.
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Heat?Treatment:?Stress?Relieved?After?U-Bending?(Bending?Area?Plus?300MM?For?Each?Leg).
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Hydrostatic?Test?After?U?Bending:?
Maximum?Test?Pressure?600?Bar,?Soaking?10?Sec.?
With Dematerialized?Water.?Compressed?Air?Cleaning?After?Hydro-Test.
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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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Competitive Advantage:
1. We offer you our best price with good quality of the materials.
2. We will deliver the materials strictly according to the the delivery date noted on the contract.
3. We also always have the huge ready stock for sell.
4. We have advanced NDT equipments for the tests such as Eddy Current test, Ultrasonic test, Hydraulic test and so on.
5.We have complete after-sale service to deal with the problems in time.
6. Wooden case package which is strong and suitable for sea transportation is our main method to pack the pipes. And the economical packing method such as packing in bundles.