180 Degree Return Bends
- High-precision forming: Strict control of raw materials and forming process to ensure uniform wall thickness and accurate bend radius.
- Excellent pressure and fatigue resistance: Smooth internal surface and optimized curvature reduce turbulence and stress concentration.
- Wide material compatibility: Available in carbon steel, alloy steel, stainless steel, and special grades for high-temperature or corrosive media.
- Full product traceability: PMI testing from incoming material to finished bends, with clear heat numbers and label transfer on every piece.
Technical Specifications
| Item | Details |
| Product Name | 180 Degree Return Bends |
| Nominal Pipe Size (NPS) | 1/2″ – 48″ (larger sizes available on request) |
| Bend Radius | 1D, 1.5D, 3D, long radius or custom |
| Wall Thickness | SCH10 – SCH160, XS, XXS, or project-specific |
| Materials | Carbon steel, alloy steel, stainless steel, duplex, and other special grades |
| Manufacturing Standards | ASME B16.9 / MSS SP-75 / EN / JIS / GB (or per customer drawing) |
| End Types | Bevel ends, plain ends, or custom bevel angles |
| NDE Options | MT, PT, UT, RT, hardness, PMI, as required |
| Surface Treatment | Sand/shot blasted, anti-rust varnish, epoxy coating, or customer specified |
| Certificates | Mill test certificates, NDE reports, and traceability records |
| Delivery Time | Typically 20–35 days, depending on quantity and specification |
| Packaging | Plywood cases, pallets, or customized sea-worthy packing |
Applications
- Petrochemical plants and refineries
- Oil and gas transmission pipelines and gathering lines
- Power generation and boiler piping systems
- Offshore platforms and marine piping
- Chemical and pharmaceutical process lines
- Pulp and paper mills
- Water, seawater, and wastewater treatment plants
- HVAC and general industrial piping networks