| Categories | Stainless Steel Heat Exchanger Tube |
|---|---|
| Brand Name: | SPEZILLA |
| Model Number: | ASME SA688 |
| Certification: | ISO9001:2008 |
| Place of Origin: | CHINA |
| MOQ: | Negotiation |
| Price: | Negotiation |
| Payment Terms: | T/T, L/C |
| Supply Ability: | 100 TONS / MONTH |
| Delivery Time: | WITHIN 30 DAYS |
| Packaging Details: | WOODEN BOXED |
| Product Name: | Stainless Steel U Tube |
| ASME Spec: | ASME SA688 |
| Finish: | Bright Annealed |
| Type: | Welded |
| Material Grade: | TP304, TP304L |
| O.D.: | 1/2'' - 1'' |
| W.T.: | 0.035'' - 0.120'' |
| Package: | Wooden Boxed |
| Application: | Heat Exchanger |
| Company Info. |
| Spezilla Tube Co., Ltd. (Shanghai) |
| Verified Supplier |
| View Contact Details |
| Product List |
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.
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
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 | |||||||||||
| Sizes | Standard Tolerances | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Products | OD | Wall | Lengths and/or coils | Grades | OD | Wall | Lengths | ||
| Welded Austenitic Steel Boiler, Super Heater, Heat-Exchangers &
Condenser Tubes Specifications: ASTM-A249, ASME-SA249, ASTM-A688, ASME-SA688 | Metric sizes available | 0.020" (0.51 mm) to 0.220" (5.59 mm) | Random or cut lengths up to 90' (27.4 m) Coils to 1-1/2" OD | 304/304L/ 304LN/304H | Under 1" (25.4 mm) ±0.004" (0.10 mm) 1" (25.4 mm) to 1-1/2" (38.1 mm) ±0.006" (0.15 mm) >1-1/2" (38.1 mm) to 2" (50.8 mm) ±0.008" (0.20 mm) >2" (50.8 mm) to 2-1/2" (63.5 mm) ±0.010" (0.25 mm) >2-1/2" (63.5 mm) to 3" (76.2 mm) ±0.012" (0.30 mm) 3" (76.2 mm) to 4" (101.6 mm) ±0.015" (0.38 mm) | ±10% | Randoms up to +2" (50.8 mm) Cuts +1/8" (3 mm) -0" Coils to 80,000' (24,384 m) | ||
1. Power Generation
2. Chemical
3. Petrochemical
4. Food
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