Industrial operations in sectors such as chemical processing, oil & gas, marine, pharmaceuticals, and power generation face intense challenges from corrosion and thermal stresses. Incoloy 945 Round Bars have emerged as a trusted solution, meeting and exceeding these demands with superior durability and corrosion resistance. Engineers, procurement professionals, and fabricators rely on these bars to enhance plant safety, uptime, and lifecycle cost savings. Our supply network supports these critical industries by offering affordable, authentic, and certified Incoloy 945 bars worldwide.
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Incoloy 945 (UNS N09945, NACE MR0175 / ISO 15156-3) is an age-hardenable nickel-iron-chromium alloy with additions of molybdenum, niobium, copper, titanium and aluminium. Niobium and titanium are what harden it, and the alloy is qualified to NACE MR0175 / ISO 15156-3 for sour service, combining high strength with resistance to hydrogen sulphide, chloride stress corrosion cracking and pitting. It is specified for oil and gas well and completion hardware.
Available in diameters from 6mm to 350mm with bright, ground, or polished finishes, these bars hold certifications to NACE MR0175 / ISO 15156-3, AMS 5967, DIN, and NACE MR0175 standards. Mill test certificates ensure full traceability and compliance with global quality requirements, facilitating safer sourcing and fabrication.
This article compiles detailed specifications, chemical and mechanical properties, grade equivalents, applications, and buyer insights for Incoloy 945 round bars. It is curated to equip industry professionals with valuable, SEO-optimized content to aid decision-making and ensure procurement excellence.
High-quality Incoloy 945 Round Bars ready for industrial use.
Specification Overview
| Supplier & Manufacturer | Aurico Alloys LLP |
|---|---|
| Grade | Incoloy 945 (UNS N09945) |
| Standards | NACE MR0175 / ISO 15156-3 to NACE level VII, Special Metals specification HA 119 |
| Diameter Range | 6mm – 350mm |
| Length | Cut-to-length up to 6000mm |
| Finish | Bright, ground, polished |
| Delivery | Secure packaging, global shipping, full certification |
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | N09945 |
| Werkstoff / EN number | — |
| EN designation | — |
| Density | 8.2 g/cm3 |
| Melting range | 1270-1377 °C |
| Electrical resistivity | 1.10 µΩ·m |
| Magnetic permeability (at 200 oersted / 15.9 kA/m) | 1.003 |
| Young's modulus | 200.8 GPa |
| Rod and bar specification | NACE MR0175 / ISO 15156-3 / HA 119 |
Identifiers and physical constants for Incoloy 945. A dash means no such designation is published for this grade.
Stock & Product Availability
Incoloy 945 round bars are maintained in inventory with multiple diameter and finish options, supporting fast delivery to diverse industrial sectors including chemical, marine, oil & gas, pharma, and power generation.
Chemical Composition
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | 45.0 | 55.0 |
| Chromium (Cr) | 19.5 | 23.0 |
| Iron (Fe) | — | Balance |
| Molybdenum (Mo) | 3.0 | 4.0 |
| Niobium (Nb) | 2.5 | 4.5 |
| Copper (Cu) | 1.5 | 3.0 |
| Titanium (Ti) | 0.5 | 2.5 |
| Aluminium (Al) | 0.01 | 0.7 |
| Manganese (Mn) | — | 1.0 |
| Silicon (Si) | — | 0.5 |
| Sulfur (S) | — | 0.03 |
| Phosphorus (P) | — | 0.03 |
| Carbon (C) | 0.005 | 0.04 |
Composition limits for Incoloy 945. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Mechanical & Physical Properties
| Property | Typical Values |
|---|---|
| Tensile Strength (MPa) | 720 – 870 |
| Yield Strength (MPa) | 370 – 620 |
| Elongation (%) | 30 – 45 |
| Hardness (HB) | ≤230 |
| Max Service Temp (°C) | Up to 1100 |
Applications & Benefits
Why this grade
Incoloy 945 is specified where 925 runs out of strength: deep sour wells combining high hydrogen sulphide, chlorides and elevated temperature, in both downhole and surface components. Where the duty sits inside the capability of 925, 925 is the cheaper order.
- Chemical: Reactors, heat exchangers, piping in highly corrosive and oxidative atmospheres.
- Marine: Components exposed to seawater and marine atmospheres necessitating chloride resistance.
- Oil & Gas: Sour gas and hydrocarbon processing equipment requiring high resistance to cracking.
- Pharmaceutical: Sterilization and processing vessels needing material integrity and cleanliness.
- Power Generation: Boiler tubes, turbines, and furnace components facing extreme temperatures.
- OEM & Industrial Supply: Certified alloy bars supporting precision machining and on-time delivery.
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 Across India
We deliver across India from our Mumbai stockyard. See every city we supply on our supply locations page.
Conclusion
Incoloy 945 Round Bars deliver exceptional corrosion resistance and mechanical strength certified to ASTM, UNS, and DIN standards, tailored for critical applications in chemical processing, marine, oil & gas, pharmaceutical, and power generation sectors. Will Incoloy 945 be your strategic choice for enhanced plant safety and operational excellence?