Specifications and dimensions
- Nominal pipe size and schedule or outside diameter and wall thickness
- Manufacturing route, length, straightness, and end preparation
Reviewed technical and procurement guidance · 3 August 2026
2205 Duplex Stainless Steel Pipe
Duplex stainless pipe for chloride, seawater, and strength-critical process systems; specify product standard, solution treatment, weld examination, and phase-balance controls.
03Grade-product
Standards and supply condition
- ASTM A312/A312M
- ASTM A358/A358M where applicable
Manufacturing and processing
- Seamless or longitudinally welded construction followed by required heat treatment, finishing, and pressure or electric testing
Typical applications
- Pressure and process piping
- Water, chemical, food, and marine service
Quality and acceptance controls
- Verify the heat or coil number and material test certificate against the ordered grade and product standard.
- Confirm dimensions, tolerances, surface condition, permitted repair, marking, and traceability.
- Agree inspection, export packing, moisture protection, document language, and third-party witness points before production.
Include in your RFQ
- Grade and governing product specification
- Dimensions, tolerances, and ordered quantity
- Condition, finish, edge, end, or processing route
- Required testing, inspection, and certification
- Packing, marking, and traceability requirements
- Destination and required delivery date
Selection limits
- Grade name alone does not define product form, governing specification, dimensions, finish, inspection, or fitness for the service environment.
- Published ranges and reference guidance are not stock promises or purchase acceptance criteria; the ordered specification and certificate control.
3 August 2026
Sources and technical review
RFQ support
2205 Duplex Stainless Steel Pipe
Duplex stainless pipe for chloride, seawater, and strength-critical process systems; specify product standard, solution treatment, weld examination, and phase-balance controls.