U Bend Pipe, buy Welding Austenitic Stainless Steel Tube U Bend Pipe For Feed Water Heater on China Suppliers Mobile

Product Details

Delivery Time:WITHIN 30 DAYS
Certification:ISO9001:2008

Welding Austenitic Stainless Steel Tube U Bend Pipe For Feed Water Heater

Description:

Spezilla is profession on manufacturing welded stainless steel U bend tubes for feedwater heaters from 1/2'' (12.70mm) to 1'' (25.4mm).

Materials Specifications:

Austenitic Stainless Steel: TP304, TP304L, TP316L, TP321 etc.

Duplex Stainless Steel: UNS31803, 2205

Ferriticc Stainless Steel: TP409L, TP439, TP430 etc.

Specifications of Stainless Steel U Bend Tube:

U Bend Tubes produced to dimensional tolerances and finish requirements of ASTM and ASME A 249/SA 249, A 688/SA 688, and A 803/SA 803 specifications.

Manufacturing Process:

1. TIG Welding, Fully-Finished Tubing Mill

2. Drawing for High Pressure Feedwater Heaters

3. Stretch Straightener

4. Environmentally Friendly Bright Annealing

5. CNC Bending

6. Precision Stress Relief Anneal Station

7. Custom Stack-Rack Boxing

Quality Testing:

Spezilla performs extensive in-line QA testing including:

1. Eddy Current

2. Ultrasonic

3. Hydrostatic

4. Pressure Decay

5. Air Under Water After Bending

Size of Stainless Steel U Bend Tube:

ASME SA688, ASTM A688
Wall Thickness
OD	.035" (.889 mm)	.049" (1.245 mm)	.065" (1.651 mm)	.083" (2.108 mm)	.095" (2.413 mm)	.120" (3.048 mm)

1/2"
(12.7 mm) √ √ √ R/S R/S R/S 5/8"
(15.875 mm) √ √ √ √ R/S R/S 3/4"
(19.05 mm) √ √ √ √ √ R/S 1"
(25.4 mm) √ √ √ √ √ R = Redrawn S = Seamless
Depending upon bend radius, some inner tube rows may require an increase in wall thickness

Tolerance of Stainless Steel U Bend Tube: