Adinox Overseas is a leading Hastelloy C22 Seamless & Welded Pipes Spools manufacturer, delivering high-performance piping solutions engineered for extreme corrosion resistance. Known for their superior alloy composition, these pipes spools offer exceptional durability against pitting, crevice corrosion, and stress corrosion cracking. Our manufacturing process follows strict international standards to ensure consistent quality, dimensional accuracy, and long service life across demanding industrial environments.
As a globally recognized Hastelloy C22 Seamless & Welded Pipes Spools exporter, Adinox Overseas supplies premium-grade products to industries such as chemical processing, offshore oil & gas, power generation, and pharmaceuticals. Our export-ready pipes spools are tested for mechanical strength, chemical composition, and surface integrity, ensuring reliable performance even under high pressure and temperature conditions.
We are one of the most dependable Hastelloy C22 Seamless & Welded Pipes Spools suppliers, offering customized spool assemblies designed to meet precise project specifications. These pipes spools are widely used in aggressive chemical handling systems due to their excellent resistance to oxidizing and reducing media. Our supply network ensures timely delivery while maintaining strict quality compliance.
Adinox Overseas also operates as reputed Hastelloy C22 Seamless & Welded Pipes Spools stockists, maintaining ready inventory in multiple sizes, schedules, and configurations. This enables us to support urgent project requirements without compromising on material traceability or certification. All stocked products undergo rigorous inspection before dispatch to ensure flawless performance.
| Material Grade | Hastelloy C22 (Alloy C-22 / UNS N06022 / WNR 2.4602) |
|---|---|
| Product | Pipe Spools (fabricated from seamless or welded Hastelloy C22 pipes, fittings & flanges) |
| Material Description | Ni‑Cr‑Mo‑W corrosion‑resistant alloy with excellent resistance to pitting, crevice corrosion, and stress‑corrosion cracking in oxidizing and reducing media |
| Applicable Standards (typical) |
ASTM B622 (Seamless Pipe & Tube, N06022), ASTM B619 (Welded Pipe, N06022), ASTM B626 (Welded, Annealed Pipe & Tube, N06022), ASTM B366 (Butt‑weld Fittings, WPNC22), ASTM B564 (Forged Fittings & Flanges, N06022), ASME B36.19 / B36.10 (NPS & schedules as applicable), ASME B16.9 / B16.11 / B16.5 (Fittings & Flanges) |
| Size Range (NPS) | ½" – 24" (larger sizes on request / project basis) |
| Schedules | Sch 5S, 10S, 20, 40 / 40S, 80 / 80S, 160, XXS (as per design) |
| Pipe Type | Seamless / Welded (ERW / EFW) as specified |
| End Connections | Plain End (PE), Beveled End (BE), Threaded (NPT/BSP), Flanged, as per spool design |
| Fabrication | Cutting, fit‑up, welding, beveling, pickling/passivation, hydrotest as required by project specification |
| Welding | GTAW (TIG) / GMAW (MIG) / SMAW, with qualified WPS/PQR & certified welders; matching filler (e.g. ERNiCrMo‑10 or equivalent) as per spec |
| Heat Treatment | Solution annealed (typically ~1120 °C / 2050 °F minimum) and rapidly cooled (water quench or rapid air cool) as per ASTM |
| NDT & Inspection (typical) | Visual, dimensional, hydrotest, radiography / DPI / PMI as per client and code requirements |
| Corrosion Protection | Pickled & passivated, plastic end caps, suitable wrapping & packaging for shipment |
| Element | C | Mn | Si | P | S | Cr | Mo | Fe | W | Co | Cu | Ni |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Content (% by weight) | ≤ 0.015 | ≤ 0.50 | ≤ 0.08 | ≤ 0.02 | ≤ 0.02 | 20.0 – 22.5 | 12.5 – 14.5 | 2.0 – 6.0 | 2.5 – 3.5 | ≤ 2.50 | ≤ 0.50 | Balance |
| Property | Value (Metric) | Value (Imperial) | Remarks |
|---|---|---|---|
| Tensile Strength, min. | 690 MPa | 100 ksi | Longitudinal, at room temperature |
| Yield Strength, 0.2% offset, min. | 283 MPa | 41 ksi | Longitudinal, at room temperature |
| Elongation in 50 mm (2 in.), min. | 40 % | 40 % | Gauge length 50 mm (2 in.), longitudinal |
| Modulus of Elasticity (approx.) | 205 GPa | 29.7 × 106 psi | At 20 °C |
| Density (approx.) | 8.69 g/cm³ | 0.314 lb/in³ | Nickel‑chromium‑molybdenum alloy |
| Hardness (typical, solution‑annealed) | ≈ 240 HB | ≈ 90–95 HRB | Typical range; check actual MTC / product spec |
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