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Heat Exchanger Tube, ASTM A249 TP316L, 1.4404 Stainless Steel Welded U Bend Tube
ASTM A249 TP316L Stainless Steel U Bend Tube is made in U shape specifically for heat exchanger applications. As a result, this tube is also called the Stainless Steel WERKSTOFF NR.1.4404 Heat exchanger Tube. ASTM A249 TP316L Welded Tube is used for high temperature applications and is also used in boilers, super heater components and in heat exchangers.
Material Equivalent:
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | |
| BS | No | Name | ||||
| 316L | S31603 | 316S11 | 1.4404 | X2CrNiMo17-12-2 | 2348 | SUS 316L |
| Specification | ASTM A249 / ASME SA249 TP316L |
| Shapes | U Shape |
| Technique | Cold rolled, Extrusion, Cold drawn, Hot rolled Tube |
| Manufacturing Type | Welded / CDS / Seamless / CDW / ERW / Fabricated |
| Thickness | SCH 5, SCH XXS, SCH 40, SCH XXH, SCH 80S, SCH 10, SCH XS, SCH 160, SCH 80 |
| Standard | JIS, DIN, AISI, ASTM, GB, EN, SUS |
| End | Treaded, Beveled End, Plain End |
| Delivery Condition | Cold Drawn, Polished, Annealed and Pickled (AP), MF, Bright Annealed (BA) |
Chemical Composition:
| C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| 0.035 max | 2 max | 1 max | 0.045 max | 0.03 max | 16 - 18 | 2 - 3 | 10 - 14 | 68.89 min |
Mechanical Properties:
| Tensile Stress (Mpa) | Yield Stress (Mpa) | Elongation (%) |
| 485 | 170 | 35 |
Physical Properties:
| Density (g/cm3) | Elastic Modulus (GPa) | Mean Co-eff of Thermal Expansion (µm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Elec Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | 100°C | 500°C | ||||
| 8 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
Applications:
Construction and Ornamental
Boilers and Heat exchangers
Auto Parts
Medical Device
Food industry
Building materials
