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Standard Stainless Steel 304L (UNS S30403) low-carbon pipes are heavily specified across chemical manufacturing, municipal water processing, cryogenic vessels, and pharmaceutical piping networks. Designed specifically for welded fabrication, SS 304L eliminates weld decay in corrosive media while retaining high impact strength at sub-zero temperatures.
| Product Form | Outer Diameter (OD) | Wall Thickness (WT) | Standard Length |
|---|---|---|---|
| Seamless Pipe (SMLS) | 10.3mm – 610.0mm (1/8" – 24") | 1.24mm – 59.54mm (SCH 5S – SCH 160) | 6m / 12m / Fixed Length |
| Welded Pipe (ERW / EFW) | 15.0mm – 1219.0mm (1/2" – 48") | 1.5mm – 30.0mm (SCH 5S – SCH 80S) | 6m / Cut-to-length |
| Precision / Coiled Tubing | 6.0mm – 38.1mm | 0.5mm – 3.0mm | Coil / Straight 6m |
| Element | Cr | Ni | C | Mn | Si | P | S | Fe |
|---|---|---|---|---|---|---|---|---|
| Min. | 18.0 | 8.0 | - | - | - | - | - | Bal. |
| Max. | 20.0 | 12.0 | 0.030 | 2.00 | 0.75 | 0.045 | 0.030 | Bal. |
| Tensile Strength Rm (MPa) | Yield Strength Rp0.2 (MPa) | Elongation A5 (%) | Hardness (HB) | Density (g/cm³) | Melting Range (°C) |
|---|---|---|---|---|---|
| ≥ 485 | ≥ 170 | ≥ 35 | ≤ 201 | 7.93 | 1400 – 1450 |
