U-Bend Stainless Steel Tubes for Heat Exchanger

Tube bending line, that will allow to produce U-tubes as per such standards:

 1. ASTM A688 A688M

 2. ASTM A803 A803M

 3. ASTM A556 A556M, ASME SA 556

 4. ASME SA 688

Initial Length:Maximum lengths of 27000mm can be supplied on request

Bending radius: Maximum 1000 mm

Heat treatment of the bend:U bends with a bending radius up to maximum of 1000mm 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 Tubes 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

Grade(UNS): Austenitic Stainless Steel:

304/304L/304H(1.4301/1.4306/1.4948); 316/316L(1.4401/1.4404); 316Ti(1.4571); 321(1.4541); 309S (1.4833); 310S(1.4845); 317L(1.4438)321H(1.4878); 347H (1.4550); 

Duplex Stainless Steel:

S32001, S32003, S31500, 2205(1.4462); S32304,(1.4362);S31803,2507 (S32750), S32760(1.4501);S32101(1.4162);

Super Austenitic Stainless Steel: 904L, S30432, S31042, 6Mo (S31254, N08367) 

Nickel Base Alloy:

Alloy 20 (UNS N08020), Monel 200 (UNS 02200), Monel 400 (UNS N04400), Incoloy 800 (UNS N08800), Incoloy 800H (UNS N08810), Incoloy 800HT (UNS N08811), Incoloy 825 (UNS N08825), Inconel 600 (UNS N06600), 4J29, 4J36, GH3030, GH3039, C276 (UNS N10276)

Martensitic Stainless Steel:410(1.4006), 410S(1.4000), 420(1.4021)

Ferritic Stainless Steel:405(1.4002), 430(1.4016)