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UNS N07718 / Alloy 718 Pipe Tube Picked / BA Surface Inconel 718 Alloy Seamless Pipe

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xProducts | Nickel Alloy Pipe | Grade | Inconel 718 |
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Diameter | DN10 - DN300 | Length | 6m Or Custom Cutting Any Length As Request |
Standard | ASTM EN | Service | Cutting |
Loading Port | Shanghai Port | Thickness | 0.5 - 40.0mm |
Highlight | UNS N07718 Seamless Pipe,Alloy 718 Pipe Tube,Alloy 718 Seamless Pipe |
UNS N07718 / Alloy 718 Pipe Tube Picked/BA Surface Inconel 718 Alloy Seamless Pipe
Products Specification
Model
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Nickel Tubes Pipes
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Material Grade
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Inconel 600, Inconel 601, Inconel 625, Inconel 690, Inconel 718, Inconel 725, etc
Incoloy 800, Incoloy 825, Incoloy 925, Incoloy 800H, Incoloy 800, Incoloy926(AL-6XN), etc
Hastelloy C276, Hastelloy C22, Hastelloy C2000, Hastelloy X, etc |
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Diameter
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a) Capillary Tube Outer Diameter: 0.2mm-6.mm
Welding Tube Outer Diameter: 6.mm- 840mm
Seamless Tube Outer Diameter: 6mm-630mm
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b) Capillary Tube Wall Thickness: 0.02mm-2mm
Welding Tube Wall Thickness: 0.5-150mm
Seamless Tube Wall Thickness: 0.5-60mm
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c) Length: ≤500mm Or in coil
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Tolerance
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a) Outer Diameter: +/- 0.01mm
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b) Thickness: +/- 0.01mm
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c) Length: +/- 0.1mm
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Surface Treatment
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Polishing,Annealing, Bright, Pickling
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Type
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Welded,Seamless
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Shape
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Round,Square,Irregular
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Application
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medical treatment, petroleum, aerospace, medical equipment, air conditioning, chemical industry, electronics, accessories, food machinery, power generation, pharmaceutical and other fields.
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Inconel 718 Seamless Tube: Description, Parameters, Features, Standards, Specifications, and Applications
Inconel 718 seamless tubes are high-performance nickel-chromium-based superalloy tubes manufactured through a hot or cold working process without any welding seams. This alloy is renowned for its exceptional strength, corrosion resistance, and ability to withstand extreme temperatures and pressures, making it ideal for demanding applications in aerospace, oil & gas, and chemical processing industries.
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Chemical Composition (%):
- Nickel (Ni): 50-55
- Chromium (Cr): 17-21
- Iron (Fe): Balance
- Niobium (Nb): 4.75-5.5
- Molybdenum (Mo): 2.8-3.3
- Titanium (Ti): 0.65-1.15
- Aluminum (Al): 0.2-0.8
- Carbon (C): ≤0.08
- Manganese (Mn): ≤0.35
- Silicon (Si): ≤0.35
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Mechanical Properties:
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Tensile Strength: ≥1035 MPa (150 ksi)
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Yield Strength: ≥725 MPa (105 ksi)
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Elongation: ≥12%
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Hardness: ≤35 HRC
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Temperature Resistance:
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Continuous Service: -423°C to 705°C (-700°F to 1300°F)
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Short-term Exposure: Up to 980°C (1800°F)
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Features of Inconel 718 Nickel Alloy Pipe
- High Strength: Maintains mechanical properties in extreme environments.
- Corrosion Resistance: Resists oxidation, pitting, and crevice corrosion in harsh media.
- Cryogenic Toughness: Performs well in sub-zero temperatures.
- Fatigue Resistance: Excellent resistance to cyclic stresses.
- Weldability: Can be welded using conventional methods (though post-weld heat treatment is recommended).
Standards & Specifications of Inconel 718 Nickel Alloy Pipe
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ASTM: B516/B516M (U-bend tubes), B517/B517M (welded), B444 (pipe)
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ASME: SB516, SB517, SB444
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AMS: 5596 (sheet/strip), 5662 (bar/forging)
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EN/DIN: 2.4668 (European equivalent)
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NACE: MR0175/ISO 15156 compliant for sour service.
Common Specifications of Inconel 718 Nickel Alloy Pipe
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Outer Diameter (OD): 6 mm to 250 mm (custom sizes available)
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Wall Thickness: 1 mm to 20 mm
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Length: Up to 12 meters (custom lengths possible)
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Forms: Straight lengths, U-tubes, coiled tubing.
Applications of Inconel 718 Nickel Alloy Pipe
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Aerospace: Jet engine components, turbine blades, exhaust systems.
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Oil & Gas: Downhole tubing, wellhead parts, subsea equipment.
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Chemical Processing: Reactors, heat exchangers, piping for corrosive fluids.
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Nuclear Industry: Reactor core components, fuel assemblies.
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Power Generation: Gas turbines, boiler components.
Inconel 718 seamless tubes are a premium choice for critical environments where reliability and durability are paramount.