TSM Technology's Incoloy 825 Tube (UNS N08825) is manufactured in compliance with international standards including ASTM B163, ASTM B423, and ASME, ensuring consistent quality and reliability. This nickel-iron-chromium alloy, enhanced with molybdenum, copper, and titanium, delivers outstanding resistance to both reducing and oxidizing environments, as well as excellent protection against stress-corrosion cracking and pitting. Available in sizes ranging from OD 6–219 mm and WT 0.5–15 mm (custom lengths up to 12 m), our tubes feature finishes such as bright annealed, pickled, or polished. Certified with MTC and third-party inspections (SGS, BV, TUV), and supporting full customization, TSM Technology’s Incoloy 825 tubes are ideal for demanding applications across aerospace, chemical processing, energy, and metallurgical industries. With flexible MOQ starting at 50 kg and delivery times of 20–45 days, we ensure efficient and reliable supply tailored to your project needs. TSM Technology is a leading manufacturer and supplier of Incoloy 825 Tube, offering high-quality nickel alloy tubing that meets strict industry standards. Our products ensure exceptional corrosion resistance, durability, and high performance across various industrial applications. With over 14 years of expertise, we provide tailored solutions to meet your specific requirements.
Incoloy 825 pipe supply types include seamless pipes (ASTM B163, ASTM B423) and welded pipes (ASTM B163, ASTM B704, ASTM B705), with outer diameters of 6-114mm, wall thicknesses of 0.5-20mm, and custom lengths (up to 12 meters).



Grade: Incoloy 825(UNS NO8825/W.Nr2.4858)
Standard: ASTM B163、ASTM B423、ASTM B704、ASTM B705
Outside Diameter: 6.0-219mm
Wall Thickness: 0.5-15mm
Length: Max. 15000mm (custom sizes available)
Processing: Custom cutting, welding, and machining available.
Incoloy 825(UNS NO8825/W.Nr2.4858) |
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|
Chemical Composition |
% |
Ni |
Cr |
Fe |
C |
Mo |
Mn |
Si |
S |
Ti |
P |
AL |
Cu |
|||
|
min |
38 |
19.5 |
margin |
|
2.5 |
|
|
|
0.6 |
|
|
1.5 |
||||
|
max |
46 |
23.5 |
margin |
0.05 |
3.5 |
1.0 |
0.5 |
0.03 |
1.2 |
0.02 |
0.2 |
3 |
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|
Physical Characteristics |
Density |
8.1g/cm³ |
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|
Melting point |
1370-1400℃ |
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|
Minimum mechanical properties of alloys at room temperature |
Typical mechanical properties |
tensile strength Rm N/mm² |
Yield Strength RP0.2 N/mm² |
Elongation A5% |
Brinell hardness HB |
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|
Solution treatment |
550 |
250 |
35 |
≤200 |
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Non-destructive testing: Ultrasonic flaw detection (UT) and eddy current testing (ET) ensure that there are no internal defects.
Mechanical testing: Tensile, impact, hardness testing, in accordance with ASTM E8/E23 standards.
Corrosion testing: ASTM G48 pitting test, ASTM G28 intergranular corrosion assessment.

Size inspection



Material Characteristics
Excellent corrosion resistance in acidic and oxidizing environments.
High thermal stability, maintaining strength at elevated temperatures.
Resistant to pitting, crevice corrosion, and stress-corrosion cracking.
Good weldability and formability for versatile applications.
Incoloy 825 Tube is widely used across multiple industries, including:
Aerospace: Components requiring high resistance to extreme environments.
Chemical Processing: Acid production, heat exchangers, and piping systems.
Marine & Offshore: Seawater applications, heat exchangers, and oil refining.
Power Generation: Nuclear and fossil fuel power plant components.
Pharmaceutical Industry: Corrosion-resistant equipment for chemical handling.
Customized solutions
including size, wall thickness, surface treatment, processing technology, etc.
Full quality control
100% hydrostatic pressure test, each tube is traceable.
Processing services
Provide cutting, welding, bending and other special processing needs.
Global supply
Products have been sold to more than 60 countries around the world.


Q: What are the common sizes available for Incoloy 825 Tube?
A: Our product is available in outside diameters ranging from 6.0 mm to 114 mm, with wall thicknesses from 0.5 mm to 15 mm. The maximum length is 15,000 mm for special diameters and walls. Customized sizes and processing are also supported.
Q: Do you provide certifications for your products?
A: Yes, we provide certifications such as ISO 9001, ISO 14001, and ISO 45001, along with material test reports and other relevant documentation to ensure compliance with industry standards.
Q: How do I place an order?
A: You can place an order directly through our website, contact us via email at sheldon@tsm-technology.com, or call us to discuss your requirements. Our team will guide you through the process.
For pricing, technical specifications about Incoloy 825 Tube, or bulk orders, reach out to us at:
Email: info@tsmnialloy.com
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