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Product Details:
Payment & Shipping Terms:
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| Tube Shape: | Stainless Steel U Tube | Standard: | ASTM A249/ASTM A688 |
|---|---|---|---|
| Manufacturing: | Seamless/Welded | Materials No.: | TP304 316L |
| OD: | 1/2'' - 2'' | WT: | 0.035'' - 0.083'' |
| Surface: | SOLUTION ANNEALED | Package: | Wooden Case |
| Application: | Heat Exchanger | ||
| High Light: | u bend tube,welded finned tubes |
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304 316L Cold Drawn Seamless Stainless Steel U Bend Tube ASMESA213 ASMESA249 AISI
Stainless Steel U Bend Tube Cold Drawn Annealed & Pickled.SPEZILLA Tube heat exchanger tubes can also be supplied as 'u' bends or serpentines, manufactured according to various heat exchanger standard or to customer's own specifications.
| Spec. No. | Title | Scope |
|---|---|---|
| ASTM A 213 TubingASME SA 213 Tubing | Seamless Ferritic Stainless Steel and Austenitic Stainless Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes. | Pressure tubes, made from 16 grades of austenitic stainless steel and from 12 grades of ferritic Cr-Mo Alloy Steel. |
| ASTM A 249 TubingASME SA 249 Tubing | Welded Austenitic Stainless Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes. | Pressure tubes, made from austenitic stainless steels, (Types 304, 304H, 304L, 305, 309, 310, 316, 316H, 316L, 317, 321, 321H, 347, 347H, 348, 348H, and XM grades.) |
| ASTM A 268 TubingASME SA 268 Tubing | Seamless and Welded Ferritic Stainless Steel Tubing for General Service. | 15 grades of ferritic stainless steel tubing for general corrosion resistance and high temperature service. (Types 329, 405, 409, 410, 429, 430, 430Ti, 443, 446, XMs & others). |
| ASTM A 269 Tubing | Seamless and Welded Austenitic Stainless Steel Tubing for General Service. | 13 grades of austenitic stainless steel tubing for general corrosion-resisting and high-temperature service. (Types 304, 304L, 316, 316L, 317, 321, 347, 348 and XM grades). |
| ASTM A 270 Tubing | Seamless and Welded Austenitic Stainless Steel Sanitary Tubing. | Austenitic stainless steel tubing intended for use in the diary and food industry in sizes up to and including 4 in. in outside diameter. |
| ASTM A 312 TubingASME SA 312 Tubing | Seamless and Welded Austenitic Stainless Steel Pipe. | Austenitic stainless steel pipe intended for high temperature and general corrosive service. 22 grades are covered. |
| ASTM A 358 TubingASME SA 358 Tubing | Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service. | For corrosion and high temperature service, normally not less than 8 in. nominal diameter. Types 304, 316, 309, 310, 321, 347, 304L, 316L, 304H, 316H. |
| ASTM A 376 TubingASME SA 376 Tubing | Seamless Austenitic Stainless Steel Pipe for High-Temp Central-Station Service. | Austenitic stainless steel pipe intended for high temperature and general corrosive service. Better surface than A312 pipe. |
| ASTM A 409 TubingASME SA 409 Tubing | Welded Large Outside Diameter Light Wall Austenitic Chromium-Nickel Alloy Steel Pipe for Corrosive or High Temperature Service. | Nominal diameter 14-30 in. in Schedules 5S and l0S. Types 304, 309, 310, 316, 317, 321, 347, 348, 304L, 316L. |
| ASTM A 450 TubingASME SA 450 Tubing | General requirements for Alloy Steel Tubes. | Common requirements for ASTM tubular specifications. |
| ASTM A 511 Tubing | Seamless Stainless Steel Mechanical Tubing. | 27 grades are covered for mechanical applications. Primarily round tubing. |
| ASTM A 530 TubingASME SA 530 Tubing | General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Pipe. | Common requirements for ASTM pipe specifications as listed. |
| ASTM A 554 Tubing | Welded Stainless Steel Mechanical Tubing. | Nineteen grades are covered for mechanical applications. Rounds, squares, rectangles, and special shapes are included. |
| ASTM A 632 Tubing | Seamless and Welded Austenitic Stainless Steel Tubing for General Service. Small Diameter. | 9 grades of austenitic stainless steel tubing for general corrosion-resisting and high-temperature service. |
Standard Technical Range
Additional Testing
We are equipped to carry out heat treatment of bends plus a minimum 150mm of leg.
Heat Treatment Equipment
| Standard Dimensions - U-Bent Tube | ||
|---|---|---|
| Outside diameter | 6 -90 mm | ¼”-3 ½” |
| Maximum overall length | 1 - 28 m | 3 - 92 ft |
| Bending Radius Min. | 1,5 × tube diameter | |
| Bending Radius Max. | 1500 mm | 4ft |
| Inspections and Tests - U-Bent Tube |
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| Chemical Composition |
| Mechanical Properties |
| Hydrostatic Test |
| Pneumatic Test |
| Eddy Current Test |
| Dye Penetrant Test |
| Magnetoscopic Test |
| Heat Treatment Conditions |
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| Stress-Relieved Anneal |
| Annealed (Bright Annealing) |
| Materials - U-Bent Tube | |
|---|---|
| Carbon Steel | SA 179 / A 179 |
| Carbon Steel | SA 210 / A 210 |
| Carbon Steel | SA 334 / A 334 |
| Stainless Steel | SA 213 / A 213 |
| SA249 / A249 | |
| SA268 / A268 | |
| SA688 / A688 | |
| Duplex Stainless Steel | SA 789 / A 789 |
| Copper & Cu Alloys | SB 111 / B 111 |
| Titanium & Ti Alloys | SB 338 / B 338 |
| For different materials please contact our sales department. | |
Contact Person: Will Ma
Tel: +86 13918539222
