Alloy 718 Seamless Pipe Nickel Alloy Seamless Pipes
Alloy 718 Seamless Pipe, a high-performance nickel alloy seamless pipe, is renowned for its exceptional qualities in various industrial applications. This pipe is meticulously crafted from Alloy 718, a premium nickel-based superalloy known for its outstanding resistance to high temperatures, oxidation, and corrosion, as well as excellent mechanical properties.
Characterized by its seamless construction, this pipe boasts a homogeneous composition and structure, ensuring superior strength and durability. The primary components of Alloy 718 include nickel, chromium, iron, molybdenum, titanium, aluminum, and niobium, which collectively endow the pipe with its remarkable attributes.
The Alloy 718 Seamless Pipe is particularly favored in industries where high-performance materials are essential. Some of its key applications include:
Aerospace and Aviation: The pipe finds extensive use in manufacturing components for aircraft engines, turbine blades, and other critical parts that require high strength and resistance to extreme temperatures.
Energy Sector: In the nuclear power industry, Alloy 718 Seamless Pipes are utilized for parts in reactors and other systems that demand materials capable of withstanding severe thermal and radiological conditions.
Automotive Industry: The pipe is used in the production of exhaust systems, turbochargers, and other automotive components that must endure high temperatures and chemical exposure.
Chemical and Petrochemical: In refineries and chemical plants, Alloy 718 Seamless Pipes are employed for piping systems, heat exchangers, and reaction vessels, where the material’s resistance to corrosion and high temperatures is vital.
Power Generation: The pipe is ideal for use in power plants, particularly in the construction of steam turbines and other components that operate under high-temperature, high-stress conditions.
The production process of Alloy 718 Seamless Pipes involves sophisticated techniques such as vacuum induction melting, hot rolling, extrusion, and heat treatment to ensure the material’s integrity and performance. These pipes are subject to rigorous quality control measures to comply with international standards, guaranteeing reliability and efficiency in demanding applications.
Grade | UNS | Density | Tensile Strength (MPa min) | Yield Strength (MPa min) | Reduction of Area min (%) | Elongation min (%) | Hardness (HRC) |
INCONEL 718 | N07718 | 8.19 | 1275MPa min | 1034MPa min | 15% | 12% min | HRC 35-40 |
Chemical Composition(%):
Ni | Cr | Fe | C | Mn | S | Si |
50.0-55.0 | 17.0-21.0 | Remainder | 0.08max | 0.35max | 0.015max | 0.35max |
B | P | Mo | Ti | Al | Cu | Co |
0.006max | 0.015max | 2.8-3.3 | 0.65-1.15 | 0.2-0.8 | 0.3max | 1.0max |
Grade | UNS | DENSITY | EN/DIN W.Nr | CONDITION |
Nickel 200 | N02200 | 8.89 | 2.4066 | Annealed |
Nickel 201 | N02201 | 8.89 | 2.4068 | Annealed |
MONEL 400 | N04400 | 8.80 | 2.4360 | Annealed |
MONEL K-500 | N05500 | 8.44 | 2.4375 | Aged |
INCOLOY 825 | N08825 | 8.14 | 2.4858 | Annealed |
INCOLOY 925 | N09925 | 8.08 | - | Aged |
INCOLOY 926 | N08926 | 8.1 | 1.4529 | Sol.Annealed |
INCOLOY A-286 | S66286 | 7.94 | - | - |
INCOLOY 800 | N08800 | 7.94 | 1.4876 | Annealed |
INCOLOY 800H | N08810 | 7.94 | 1.4958 | Annealed |
INCOLOY 800HT | N08011 | 7.94 | 1.4959 | Annealed |
ALLOY 20 | N08020 | 8.08 | 2.4660 | Annealed |
ALLOY 28 | N08028 | 8.0 | 1.4563 | Annealed |
NIMONIC 80A | N07080 | 8.19 | 2.4952 | Aged |
NIMONIC 901 | N09901 | 8.14 | 2.4662 | - |
INCONEL 625 | N06625 | 8.44 | 2.4856 | Annealed |
INCONEL 718 | N07718 | 8.19 | 2.4668 | Aged |
INCONEL X-750 | N07750 | 8.28 | 2.4669 | Aged |
INCONEL 600 | N06600 | 8.47 | 2.4816 | Annealed |
INCONEL 601 | N06601 | 8.11 | 2.4851 | - |
HASTELLOY C-276 | N10276 | 8.87 | 2.4819 | Annealed |
HASTELLOY C-22 | N06022 | 8.69 | 2.4602 | Sol.Annealed |
HASTELLOY C-4 | N06455 | 8.64 | 2.4610 | Sol.Annealed |
HASTELLOY B-2 | N10665 | 9.22 | 2.4617 | Annealed |
HASTELLOY B-3 | N10675 | 9.22 | 2.4600 | Annealed |
HASTELLOY X | N06002 | 8.22 | 2.4665 | Aged |
F44 | S31254 | 8.0 | 1.4547 | Annealed |
F51 | S31803 | 7.8 | 1.4462 | Solution |
F53 | S32750 | 7.8 | 1.4410 | Solution |
F55 | S32760 | 7.8 | 1.4501 | Solution |