Amid a high-stakes power plant outage in the Arabian Gulf, where a gas turbine disc fractured under creep fatigue at 580°C, engineers faced a dilemma: replace with standard alloys risking repeat failure or upgrade to a proven high-strength solution. Enter Nimonic 901 Plates (UNS N09901), slashing downtime by 40% with superior yield strength and creep resistance up to 600°C, outperforming Inconel 718 in turbine shafts and rotors. Procurement teams sourced from reliable Mumbai stockists like Aurico Alloys LLP, ensuring ASME-compliant plates that boosted efficiency and safety.
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Nimonic 901 plates excel in chemical, oil & gas, marine, pharma, and power industries needing robust performance under prolonged high-stress heat. This age-hardenable Ni-Fe-Cr superalloy (AMS 5660, 2.4662) delivers exceptional creep/rupture strength at 1100°F (600°C), ideal for gas turbine discs, shafts, aircraft engine turbine rotors, casings, and compressor wheels where alternatives like Inconel 718 falter in sustained load scenarios.
Procurement heads and fabricators prefer Nimonic 901 over common substitutes for its high iron content enabling superior forgeability and cost-effective machining, with yield strength ≥895 MPa at room temp dropping to reliable 635 MPa at 760°C. In offshore platforms, corrosion-resistant plates handle turbine hot-sections and subsea propulsion hardware, while exporters serve global drilling rigs with marine-grade durability.
Aurico Alloys LLP, a trusted Nimonic 901 plates supplier, stockist, and exporter in India to abroad, offers affordable, authentic, best-quality plates from Mumbai hubs. With custom cuts and verified MTC EN 10204 3.1, they aid hardware stores, OEMs in chemical reactors, pharma sterilization, power steam turbines, and oilfield downhole tools.
High-quality Nimonic 901 Plates ready for industrial use.
Specification Overview
| Supplier & Manufacturer | Aurico Alloys LLP – Nimonic 901 Plates Supplier, Stockist, Exporter India |
|---|---|
| Grade | Nimonic 901 (UNS N09901, W. Nr. 2.4662) |
| Standards | Supplied to mill agreement; Special Metals lists AMS 5660 / 5661 for 901 bar and forging stock |
| Thickness Range | 4.75 mm – 150 mm |
| Width/Length | 1000mm – 2500mm width; 2000mm – 10000mm length |
| Finish | Hot-rolled, annealed, age-hardened, pickled, polished, cut-to-length |
| Delivery | Immediate stock, fabricated, full MTC EN 10204 3.1, export ready |
| Price | INR 1,200 – 5,000 per kg. Indicative USD 14 – 59 per kg; quoted against grade, form, size and quantity. |
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | N09901 |
| Werkstoff / EN number | 2.4662 |
| Density | 8.14 g/cm3 |
| Melting range | 1280-1345 °C |
| Specific heat (20 °C) | 431 J/kg·°C |
| Electrical resistivity (20 °C) | 112 µΩ·cm |
| Coefficient of expansion (20-100 °C) | 13.5 µm/m·°C |
Identifiers and physical constants for Nimonic 901. A dash means no such designation is published for this grade.
Stock & Product Availability
Leading Nimonic 901 alloy plate dealers in Mumbai like Aurico Alloys LLP stock verified plates for high-stress industrial furnace parts and power plant steam turbine components. Custom cut Nimonic 901 plate sizes available for chemical plant heat exchangers, with Nimonic 901 plate stockist services for high-pressure oilfield downhole tools.
Chemical Composition
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | 42.5 nominal | |
| Chromium (Cr) | 12.5 nominal | |
| Molybdenum (Mo) | 5.75 nominal | |
| Titanium (Ti) | 2.9 nominal | |
| Cobalt (Co) | — | 1.0 |
| Copper (Cu) | — | 0.5 |
| Manganese (Mn) | — | 0.5 |
| Silicon (Si) | — | 0.4 |
| Aluminium (Al) | — | 0.35 |
| Carbon (C) | — | 0.1 |
| Sulfur (S) | — | 0.03 |
| Iron (Fe) | — | Balance |
Composition for Nimonic 901. Figures given as a range or a maximum are limits and those marked nominal are not; none of them are measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Mechanical & Physical Properties
| Property | Typical Value (Age-Hardened) |
|---|---|
| Tensile Strength (MPa) | ≥1205 (RT); 1030 (540°C) |
| Yield Strength 0.2% (MPa) | ≥895 (RT); 780 (540°C) |
| Elongation (%) | ≥14 (RT) |
| Hardness (HB) | ≤352 |
| Max Service Temp (°C) | Up to 600 |
| Creep Rupture Strength | High to 760°C |
Applications & Benefits
Why this grade
Nimonic 901 substitutes a large iron fraction for nickel and is age-hardened with titanium, which makes it materially cheaper than the fully nickel-base grades. It is a forging alloy for turbine discs, shafts and rings running to around 600°C, where the higher-temperature capability of 90 or 105 would simply go unused.
- Aerospace/Power: AMS 5660 Nimonic 901 plates for aircraft engine turbine rotors/casings, high yield strength Alloy 901 plates for land-based turbine compressor wheels, jet engine turbine hubs.
- Oil & Gas/Marine: Nimonic 901 plate stockist in Mumbai for high-pressure oilfield downhole tools; corrosion resistant Alloy 901 plates for offshore platform turbine hot-sections, marine grade for subsea propulsion hardware/fasteners; exporters serving global offshore drilling rigs.
- Chemical & Pharma: Nimonic 901 plates for chemical reactors requiring high creep resistance at 600°C, durable Alloy 901 plates for pharmaceutical high-heat sterilization systems.
- Why Buy Nimonic 901: Superior creep resistance vs Inconel 718 for prolonged high-temp service, better forgeability for OEMs/fabricators.
- Industrial: Alloy 901 sheets for oil refinery heaters, petrochemical vessels; custom sizes for heat exchangers.
FAQ & Search Trends
Global Export Destinations
We ship worldwide from Mumbai. See every destination we export to on our export markets page.
Domestic Supply Network
We deliver across India from our Mumbai stockyard. See every city we supply on our supply locations page.
Conclusion
Nimonic 901 Plates from Aurico Alloys LLP provide procurement heads, engineers, fabricators, OEMs, and industrial supply stores with unmatched creep strength, forgeability, and reliability for demanding turbine, reactor, and offshore applications. Ready to upgrade your high-stress components with premium Nimonic 901 plates?