2205 Duplex Steel Tube , ASTM A789/SA789 Seamless Stainless Steel Tubing Cold Rolled
Application
Chemical engineering: pressure vessels, heat exchangers, condensers, distillation columns, agitators, marine chemical tankers, etc.
Water: desalination plants, large tanks for water storage, waste water treatment
Renewable energy: Biogas tanks
Mobility: tramcars and bus frames, tank trucks, iron ore wagons
Engineering: pumps, valves, fittings, springs, etc.
| Grade | TP 304; TP304H; TP304L; TP316; TP316L; TP 321;TP321H; TP317L; TP310S; TP347H |
| Standard | ASTM A213, ASTM A 269, ASTM A 270,EN10216-5; ASTM B 622;ASTM B516;ASTM A789, etc |
| Size | OD: 3.18- 101.6 MM |
| WT: 0.5- 20MM |
| Length: Fixed Length Or Random Length |
| Advantage | Superior surface finish ,better mechanical property; more precise dimension; perfect inspection method and inspection equipment |
| Application | Boiler tube applies to petroleum,chemical industry,electric power,boiler,high temperature resistant,low temperature resistant,corrosion resistant.The size can be made according to the customers requirements.High pressure boiler pipe applies to container,petrochemical and so on.Note:Generally,high pressure boiler pipe’s working pressure above 9.88Mpa and working temperature between 450 to 650. |
| Package | Plywood case; woven bag |
| UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
| max | max | max | max | max |
| S31803 | 0.03 | 1 | 2 | 0.03 | 0.02 | 21.0 - 23.0 | 4.5 - 6.5 | 2.5 - 3.5 | 0.08 - 0.20 | - |
| S32205 | 0.03 | 1 | 2 | 0.03 | 0.02 | 22.0 - 23.0 | 4.5 - 6.5 | 3.0 - 3.5 | 0.14 - 0.20 | - |
| S32750 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 5.0 | 0.24 - 0.32 | 0.5 max |
| S32760 | 0.05 | 1 | 1 | 0.03 | 0.01 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 4.0 | 0.20 - 0.30 | 0.50 -1.00 |
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ASTM A789 Stainless Steel 304 Seamless Pipe Seamless Round Tube ASTM A790 Images
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