ASTM A403 STAINLESS STEEL 304 BUTTWELD BENDS
SIZE:3" 45 BEND
Quantity:
Pickup available at Hurrell Way Store
Usually ready in 4 hours
ASTM A403 STAINLESS STEEL 304 BUTTWELD BENDS
3" 45 BEND
Hurrell Way Store
Pickup available, usually ready in 4 hours
38A Hurrell Way
Rockingham WA 6168
Australia
SRB - 24/7 Fittings
Pickup currently unavailable
38A Hurrell Way
Rockingham WA 6168
Australia
ASTM A403 is the standard international specification covering wrought austenitic stainless steel butt-welding pipe fittings designed for pressure piping systems handling corrosive, high-temperature, or low-temperature industrial applications. Unlike forged or cast specifications, ASTM A403 components carry the distinct "WP" (Wrought Product) grade prefix because they are manufactured from wrought materials like stainless steel plates, sheets, or seamless/welded pipes.
| Grade & Sub-Class | Manufacturing Designation & Description | Common Applications |
|---|---|---|
| WP304 / WP304L | Standard 18/8 austenitic stainless steel. The low-carbon variant ("L") prevents carbide precipitation during welding. | General chemical processing, commercial food/beverage lines, and water treatment. |
| WP316 / WP316L | Molybdenum-bearing stainless steel providing enhanced resistance to chloride pitting and industrial acids. | Marine environments, oil & gas refining, pharmaceutical plants, and petrochemical lines. |
| WP-S (Seamless) | Manufactured from seamless pipe using cold-forming, pushing, or mandrel-drawing methods without any structural welds. | High-pressure, critical-safety lines where maximum structural integrity is required. |
| WP-W (Welded) | Fabricated from plates or welded pipe; the manufacturer's welds undergo mandatory radiography (X-ray testing). | Medium-pressure fluid transport and large-diameter utility distribution networks. |
| WP-WX / WP-WU | Welded construction where both the starting pipe weld and any fabrication welds are 100% X-ray tested ("WX") or ultrasonically tested ("WU"). | Extreme-severity chemical processes and high-stress industrial environments. |