Welded Stainless Steel U Tube For Heat Exchanger , ASTM B163 / B677 1.65mm 1.24mm

Austenite

Duplex

Super Duplex

TP304/304L

TP316/316L

TP316Ti

TP317/317L

TP321

TP347

S31803

S32205

S32304

S32750

S32760

Name

Welded Stainless Steel U-Bend Tube For Heat Exchanger

Standard

ASTM, GB, JIS, DIN, EN, ANSI

Material Grade

TP304/TP304L /TP316/ TP316L /TP316Ti /TP347/ TP347H /TP321/ TP321H / TP310S/TP310H / TP904L

2132 /2507/2520/2205

S31803, S32205 S32750 S32760 S32304 S32101

Outer Diameter

1.5*OD 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)

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.

Thickness

Seamless Pipe: 1mm - 8mm; SCH 5/5S/10S/40s

Tolerance

According to the Standard.

Manufacturing Process

Cold Drawn, Bright Annealed, Pickling

Test

UT,ET,HT,RT,Ect. and others according to the standard,or as the requests of the customers

Certificate

GOST9941-81,ISO 9001:2008

Packing Details

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.

Payment Terms

T/T, D/P at sight, L/C at sight

Shipment Term

FOB, C&F, CIF, EXW, etc.

Delivery Time

Depend on the quantity