Kolkata, India-based Neil Metals is a renowned manufacturer and supplier of **Inconel 686 Bars/Rods**, providing high-quality nickel alloy products suited for the most corrosive and high-temperature industrial settings. Renowned for supplying quality material with precision and consistency, Neil Metals produces Inconel 686 bars by employing advanced procedures in adherence to global standards. These bars ensure excellent corrosion resistance in oxidizing as well as reducing environments and are suited to applications in chemical processing, marine engineering, and pollution control systems. With its deep belief in durability, performance, and customer satisfaction, Neil Metals serves key industries with dependable nickel alloy solutions.
**Inconel 686 Bars/Rods** contain a high proportion of **Nickel (about 58–63%)**, **Chromium (20–23%)**, **Molybdenum (15–17%)**, and minor proportions of Tungsten, Iron, and Cobalt. This special composition provides higher resistance to a wide variety of corrosive environments such as **acids, chlorides, and seawater**. These bars have great mechanical properties with a **tensile strength of 690–830 MPa**, **yield strength of about 400 MPa**, and **excellent ductility and impact strength**. Inconel 686 also demonstrates high pitting, crevice corrosion, and stress corrosion cracking resistance, ranking it amongst the most corrosion-resistant alloys on the market.
| Element | Content (%) |
|---|---|
| Nickel, Ni | 59 |
| Chromium, Cr | 19-23 |
| Molybdenum, Mo | 15-17 |
| Iron, Fe | ≤ 5 |
| Tungsten, W | 3.0-4.40 |
| Manganese, Mn | ≤ 0.75 |
| Phosphorous, P | ≤ 0.040 |
| Sulfur, S | ≤ 0.020 |
| Titanium, Ti | 0.020-0.25 |
| Carbon, C | ≤ 0.010 |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 721.9 MPa | 104700 psi |
| Yield strength (@strain 0.200%) | 364 MPa | 52800 psi |
| Elastic modulus | 207 GPa | 30000 ksi |
| Shear modulus | 77 GPa | 11200 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Elongation at break | 71% | 71% |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 721.9 MPa | 104700 psi |
| Yield strength (@strain 0.200%) | 364 MPa | 52800 psi |
| Elastic modulus | 207 GPa | 30000 ksi |
| Shear modulus | 77 GPa | 11200 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Elongation at break | 71% | 71% |
| Properties | Metric | Imperial |
|---|---|---|
| Thermal expansion co-efficient (@21-100°C/69.8-212°F) | 11.97 µm/m°C | 6.650 µin/in°F |
The **Inconel 686 Bars/Rods** find extensive applications in **chemical processing, marine engineering, flue gas desulfurization units, pollution control systems, nuclear waste handling**, and **offshore oil and gas platforms**. Its superior resistance to oxidizing and reducing chemicals, however, makes it best suited to work with **sulfuric acid, hydrochloric acid, and wet chlorine gas**. Inconel 686 bars are also employed in **reactor vessels, heat exchangers, and high-pressure equipment** that are subjected to harsh environments. With unmatched corrosion performance and outstanding mechanical integrity, Inconel 686 is a material of choice for applications demanding long-term resistance in high-temperature and aggressive operating conditions.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Neil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kolkata, India
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