Inconel 718 Pipe Fittings Manufacture, Supplier And Exporter In India
Mcneil Instruments is a top Inconel 718 pipe fittings manufacturer, supplier, and exporter in India. Known for its exceptional creep and tensile strength at elevated temperatures and resistance to corrosion, 718 is used widely in aerospace and power generation.
Technical Specification:
| Parameter | Specification |
| Composition | Ni 50–55, Cr 17–21, Mo 2.8–3.3, Nb+Ta 4.75–5.5 |
| Temperature Range | – 253°C to +700°C |
| Tensile Strength | ≥ 1240 MPa |
| Yield Strength | ≥ 1035 MPa |
| Hardness | ≤ 35 HRC |
| Standards | ASTM B366, ASME SB366, B564 |
Other Details:
- Heat-treatable for high strength and fatigue resistance.
- Used in jet engines, rocket parts, gas turbines, and cryogenic systems.
Key Features:
- Exceptional high-temperature strength up to 700°C (1300°F)
- Excellent corrosion and oxidation resistance in harsh environments
- Outstanding creep and rupture strength for long-term service
- Can be heat-treated for enhanced mechanical properties
- High fatigue resistance, ideal for cyclic stress conditions
FAQs:
- What makes Inconel 718 different from other Inconel grades?
Inconel 718 has added niobium, titanium, and aluminum, which allow it to be precipitation-hardened, offering superior strength and durability compared to other Inconel grades. - What is the maximum operating temperature of Inconel 718 Pipe Fittings?
They perform effectively up to 700°C (1300°F) while maintaining excellent mechanical properties. - Are Inconel 718 Pipe Fittings corrosion-resistant?
Yes, they resist oxidation, pitting, and crevice corrosion, even in highly corrosive environments like marine and chemical industries. - Can Inconel 718 be welded easily?
Yes, it offers good weldability and formability, though controlled heat treatment is recommended post-welding for best performance.