Stainless Steel Pipes — ASTM A312 304L / 316L
Pipe Steel Industries supplies stainless steel pipes to ASTM A312 and ASTM A358 Class 1 in seamless and EFW forms. Grade 304L offers superior weldability, while 316L adds molybdenum for enhanced corrosion resistance in marine and chemical environments.
Matching stainless buttweld fittings (ASTM A403) and forged fittings and flanges (ASTM A182) are available from the same source, simplifying procurement and certification for complete piping packages.
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Standards & Grades
| Property | Details |
|---|---|
| Standards | ASTM A312, ASTM A358 CL 1 |
| Forms | Seamless (SMLS), EFW |
| Grades | 304/304L/304H, 316/316L/316H, 321/321H |
| Buttweld fittings | ASTM A403 Gr. 304/L/H, 316/L/H, 321/H |
| Forged fittings & flanges | ASTM A182 Gr. 304/L/H, 316/L/H, 321/H |
| Documentation | Mill test certificates EN 10204 3.1 |
Applications
- Marine and offshore piping
- Petrochemical and chemical processing
- Food processing and pharmaceutical plants
- High-temperature and corrosive service
- Water treatment and desalination
Finishes & Options
- Annealed and pickled
- Polished finishes on request
- Beveled or plain ends
- Cut-to-length and custom fabrication
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