Technolloy Inc. is an essential Manufacturers, Suppliers, and Exporters of duplex steel round bars and poles in Mumbai, India. We supply these duplex steel bars and shafts in grades like UNS S31803 and S32205. We manufacture these bars and posts remembering exceptional unrefined parts and example-setting progression for understanding to the public and, by and large, quality principles. Duplex steel round bars are accessible in different sizes, nuances, thicknesses, gets, and so on. We similarly make them in specially made ends to satisfy the necessities of different associations. Duplex steel UNS S31803 round bars are proposed as treated steel austenitic-ferrite, with equivalent extents of ferrite and austenite. Since they have both austenite and ferrite microstructures, which give them high adaptability and famed protection from stress deterioration and breaking. Such duplex steel bars offer exceptional affirmation from breaking down and a higher degree of flexibility and strength.
Duplex steel UNS S32205 poles have unequivocal quiet attributes, for example, high chloride stress, breaking opposition, chloride breaking, straightforwardness of management, high strength, mind-blowing weldability, and formability. The chromium, nitrogen, and molybdenum content of Duplex Steel UNS S31803 Bars is overall basic for chloride hole and pitting deterioration blocks. Duplex Steel 2205 Round Bars are not routinely reasonable for use at temperatures in excess of 300 degrees C as they experience precipitation of sensitive downsized constituents, nor at temperatures below 50 degrees C in view of their versatile to-frail progression. Duplex steel round bars are hot worked to a temperature of 954–1149 degrees C (1750–2100 degrees F).
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Duplex steel poles show extraordinary pitting and uniform use obstruction, high strength, and high security from stress crumbling and breaking (SCC). We supply these round bars and presents on gathered adventures including seawater desalination plants, oil and gas hardware, paper and pound industry, seaward turn of events, substance and food management, composts, sugar creation lines and treatment offices, significant associations, shipbuilding, and the petrochemical industry.
We offer different test confirmations nearby our Duplex Steel Round Bars and Poles. The test articulations solidify Plant Test Authentications, EN 10204 3.1/3.2, Substance Reports, Mechanical Reports, PMI Test Reports, Visual Review Reports, Outsider Assessment Reports, and so on.
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S31803/S32205 Duplex Steel Round Bar Equivalent Grades
| STANDARD | WNR. |
|---|---|
| Duplex S31803 / S32205 | 1.4462 |
Specification of Duplex Steel S31803/S32205 Round Bar
Duplex Steel Round Bar Specification : ASTM A276 / A479, ASME SA276 / A479
Dimension Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 14mm-300mm
Thickness : 50 mm to 6000 mm Long
Length : 1 To 6 Meters, Custom Cut Length
Form : Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc.
Chemical Alloyion of Duplex Steel S31803/S32205 Round Bar
| Grade | Common Name | C% | Mn% | Si% | P% | S% | Cr% | Ni% | Mo% | N% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2205 | S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| 2205 | S32205 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 |
Mechanical Properties Of Duplex Steel S31803/S32205 Round Bar
| Tensile strength | 620MPa min | Density | 7,805kg/m3 |
|---|---|---|---|
| Yield strength | 450MPa mi | Elastic modulus | 200GPa |
Physical Properties of S31803/S32205 Duplex Steel Round Bar
| Denstiy lbm/in3 |
Coefficient of Thermal Expansion (min/in)-°F |
Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | |
|---|---|---|---|---|---|
| at 68 °F | at 68 – 212°F | at 68 – 1832°F | at 200°F | at 32 – 212°F | in tension (E) |
| 0.286 | 9.2 | 20.5 | 9.3 | 0.12 | 28 x 106 |
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