Sep 15, 2025 Leave a message

Hastelloy C276 nickel alloy seamless pipe for aerospace industry

 
Hastelloy C276 nickel alloy seamless pipe for aerospace industry
Hastelloy C276 nickel alloy seamless pipe for aerospace industry
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Hastelloy C276 nickel alloy seamless pipe for aerospace industry

Hastelloy C276 bar (UNS N10276) is a nickel-molybdenum-chromium high-temperature alloy bar with high corrosion resistance and strength. It is suitable for the aerospace industry because it can withstand the harsh environments found in aircraft systems and engine components. It can be used to manufacture pipes and other components that require durability under severe conditions. It is supplied as seamless tubing conforming to standards such as ASTM B622 and can be customized with dimensions, surface finishes, and heat treatments to meet aerospace specifications.

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What are the specifications for Hastelloy C276 pipe?

This composition gives the material a high melting point of 1370°C. Hastelloy C276 seamless pipe has a minimum yield strength of 355 MPa and a minimum tensile strength of 790 MPa. The material also has a high density, weighing 8.89 grams per cubic centimeter.

Hastelloy C276 Pipe
 

Hastelloy C276 Tubes Specifications

Specifications

ASTM B619, B622 / ASME SB619, SB622

Dimensions

ASTM, ASME and API

Size

6 mm OD x 0.7 mm to 50.8 mm OD x 3 mm thk.

Schedule

SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

Type

Seamless / ERW / Welded / Fabricated / LSAW Tubes

Form

Round Tubes, Custom Tubes, Square Tubes, Rectangular Tubes, "U" Shape, Hydraulic Tubes

Length

Single Random, Double Random & Cut Length.

End

Plain End, Beveled End, Treaded

 

C276 Hastelloy Pipe Chemical Composition

Ni

C

Mo

Mn

Si

Fe

P

S

Co

Cr

Balance

0.01 max

15 - 17

1.0 max

0.08 max

4 - 7

0.04 max

0.03 max

2.5 max

14.5 - 16.5

 

Equivalent Grades of Hastelloy Alloy C276 Tubes

STANDARD UNS WNR. AFNOR EN JIS OR GOST
Hastelloy C276 N10276 2.4819 - NiMo16Cr15W NW 0276 ЭП760 ХН65МВУ

 

ASTM B622 Hastelloy C276 Seamless Pipes Physical Properties

Properties

Metric

Imperial

Density

8.89 g/cm³

0.321 lb/in³

Melting point

1371°C

2500°F

 

Aerospace Properties and Applications
Corrosion Resistance: Hastelloy C276, enriched with nickel, chromium, and molybdenum, offers excellent resistance to a wide range of corrosion conditions, including pitting and crevice corrosion, making it an ideal choice for the corrosive environments common in aviation.
High Strength: The alloy's richness in nickel, molybdenum, and tungsten contributes to its high strength, enabling it to operate effectively in the high-temperature applications common in aircraft engines and systems.

 

Applications:
In aviation, it is used in piping systems, engine components, and other high-performance parts where corrosion and high-temperature resistance are critical.

 

Material and Production Standards
Material Specifications: Hastelloy C276 is a nickel-chromium-molybdenum solid solution-strengthened alloy. Its typical composition includes high proportions of nickel, chromium, molybdenum, and iron and tungsten.
Seamless Tube Production: Seamless tubes are produced in accordance with standards such as ASTM B622, ASTM B622, and ASTM B829, which require stringent quality controls, including hydrostatic testing and solution treatment.

Gnee Steel

 

About Gnee Steel

Gnee Steel specializes in the production and sale of various nickel-based alloys, including Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 718, Inconel X-750, Incoloy Alloy 800, Incoloy 800H/HT, Incoloy 825, Monel Alloy 400, Monel K500, and high-temperature alloys. Gnee Steel's products are widely used in aerospace, chemical, electric power, automotive, and nuclear energy applications, and we can provide customized alloy solutions tailored to customer needs. For alloy pricing inquiries or customized alloy solutions, please contact us for a quote at ss@gneemetal.com.

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