Incoloy 800HT Seamless Pipes
Incoloy 800HT Seamless Pipes is a high-quality pipe designed to perform reliably in extreme heat and corrosive environments. Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd., based in Chon Buri, is a trusted Incoloy 800HT seamless pipe supplier with years of manufacturing experience. We produce these pipes in various sizes and grades to meet diverse industrial needs. Our services include custom cut-to-length options and bulk supply, ensuring flexibility and quick delivery for all projects. Our incoloy 800HT seamless pipes comply with international standards such as ASTM B407 and API 5L, guaranteeing superior strength, precise dimensions, and reliable performance under extreme conditions.
Product Overview: Incoloy 800HT Seamless Pipes
Incoloy 800HT seamless pipe is a high-performance alloy designed for superior tensile strength and resistance to oxidation and creep in extended high-temperature environments (600–1100°C), surpassing Incoloy 800 and 800H. Supplied in cold-drawn or hot-finished forms, 800HT seamless pipe is available in various ODs, wall thicknesses (Schedules), and custom lengths. These Alloy 800HT seamless pipes and Incoloy 800HT hollow pipes meet ASTM B407/B407, with strict dimensional precision and full customization, ensuring reliable industrial-grade performance.
Benefits of Incoloy 800HT Seamless Pipes
Discover the key benefits of Incoloy 800HT Seamless Pipes in the table below, highlighting their exceptional performance, durability, and suitability for high-temperature industrial applications.
Excellent High-Temperature Strength
Incoloy 800HT seamless pipe is designed to withstand extreme temperatures while maintaining its structural integrity. Its robust nature prevents deformation and ensures long-lasting performance under thermal stress.
Superior Corrosion and Oxidation Resistance
This alloy has strong resistance to oxidation and corrosion, even when exposed to aggressive chemicals and high heat. Its protective surface minimizes wear and enhances longevity in demanding conditions.
Good Creep and Rupture Strength
The material possesses high creep and rupture strength, allowing it to perform reliably under continuous high-stress environments. This property extends its service life, even during prolonged exposure to elevated temperatures.
Excellent Weldability and Fabrication
Incoloy 800HT is easy to weld and fabricate, making it versatile for various construction and industrial uses. Its adaptability reduces the risk of defects during manufacturing and ensures seamless integration into complex systems.
Stable Microstructure at High Temperatures
Incoloy 800HT can maintain a stable microstructure during high-temperature operations. This stability prevents material degradation and preserves its mechanical properties over time.
Why Choose Thaida for Incoloy 800HT Seamless Pipes?
Choosing Thaida for Incoloy 800HT Seamless Pipes means relying on a trusted and experienced manufacturer based in Chon Buri, Thailand. With years of pipe manufacturing experience, we specialize in delivering premium-quality pipes that meet international standards and perform exceptionally in high-temperature and corrosive environments. Our commitment to precision, timely delivery, and customized solutions such as cut-to-length and bulk supply makes us a preferred choice for industries seeking reliability, durability, and engineering excellence.
Competitive Pricing
Global Exports Expertise
Large Inventory & Fast Delivery
Custom Sizes & Special Orders
Industry Certifications & Compliance
Premium Materials & Strict Quality Control
After-Sales Support & Service
In-House Testing & Full Traceability
Incoloy 800HT Seamless Pipes Specification
Below are the detailed specifications of Incoloy 800HT Seamless Pipes, outlining their material grades, dimensions, and applicable standards for various industrial applications.
| Alloy 800 Pipes Specification | ASTM B407 / ASME SB407 |
|---|---|
| Incoloy Alloy 800 Pipes Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Specialized in | Large Diameter Alloy 800 Pipes |
| Incoloy 800 Pipes Form | Hollow, Square, Round, Rectangular , Straight Pipes, Hydraulic Etc. |
| Alloy 800 Pipes End | Plain End, Beveled End, Treaded. |
| Incoloy 800 Pipes Length | Single Random, Double Random & Cut Length. |
| Alloy 800 Seamless Pipes size | 4 to 219mm W. T.: 0.5 to 20mm |
| Marking | All Incoloy Alloy 800 Pipes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| Incoloy 800 Pipes Schedule | SCH5, SCH10, SCH40, STD, SCH80, SCH160 |
| Material Test Certificates (MTC) | Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2 |
| Test |
|
| We can also cut, thread, and groove Incoloy 800 Pipes to meet your specifications. | |
Incoloy 800HT Seamless Pipes Manufacturing Process
Incoloy 800HT seamless pipes manufacturing involves a five-stage process to ensure high quality.
1. Raw Material Selection
High-quality incoloy billets and strips are carefully selected for superior strength and corrosion resistance.
2. Pipes Formation
The selected raw material is formed into pipes using seamless extrusion methods, depending on the application.
3. Heat Treatment
Pipes undergo required controlled heat treatment to enhance mechanical properties and relieve internal stresses.
4. Cold Working and Finishing
After heat treatment, pipes are cold-worked for better surface finish, dimensional accuracy and improved strength.
5. Quality Control and Testing
Every pipe is thoroughly inspected and tested to ensure it meets international quality standards for performance and reliability.
Applications of Incoloy Alloy 800HT Seamless Pipes
Incoloy 800HT seamless pipes are primarily used in the power generation and petrochemical industries, especially in high-temperature environments like heat exchangers, reformer tubes, and superheaters, making these sectors the highest consumers. These pipes are ideal for handling high heat, pressure, and oxidation in industrial furnaces, steam lines, and reactors. Their excellent thermal stability and corrosion resistance make them essential for prolonged service in demanding operations such as nuclear power plants and chemical processing units, where consistent performance under thermal cycling and stress is critical.
Power Generation & Heat Exchange
Chemical and Petrochemical Industry
Oil and Gas Industry
Aerospace & Defense
Automotive and Transportation
Construction and Architecture
Food and Beverage Industry
Marine & Shipbuilding
Pharmaceutical & Biotechnology
FAQ's
What industries commonly use Incoloy 800HT Seamless Pipes?
What industries commonly use Incoloy 800HT Seamless Pipes?
Incoloy 800HT seamless pipes are widely used in industries that demand high-temperature strength and excellent corrosion resistance, including power generation, petrochemical, chemical processing, and oil and gas. These pipes are essential in furnace components, heat exchangers, boilers, and reactors, where durability under heat and pressure is critical. It is also used in nuclear power plants, pulp and paper processing, industrial furnaces, and even certain food processing applications requiring reliable performance in extreme environments.
How do Incoloy 800HT Seamless Pipes differ from standard Incoloy 800 Pipes?
How do Incoloy 800HT Seamless Pipes differ from standard Incoloy 800 Pipes?
Incoloy 800HT pipes differ from standard Incoloy 800 due to their higher combined titanium and aluminum content (0.85–1.20%) and improved heat treatment, which provide greater strength and stress rupture resistance at high temperatures. While Incoloy 800 suits general high-temperature use, 800HT performs better in demanding, long-term, or cyclic thermal conditions. Incoloy 800H lies between the two, offering enhanced strength through higher carbon content.
What standards are followed for Incoloy 800HT Seamless Pipes
What standards are followed for Incoloy 800HT Seamless Pipes
Yes, Incoloy 800HT seamless pipes are designed for high-temperature applications due to its exceptional strength and resistance to oxidation, carburization, and sulfidation at elevated temperatures.
Can Incoloy 800HT Seamless Pipes be used in high-temperature applications?
Can Incoloy 800HT Seamless Pipes be used in high-temperature applications?
Industries such as petrochemical, power generation, heat treatment, and furnace manufacturing commonly use 800HT pipes for their high-temperature and corrosion resistance.
What is 800HT material?
What is 800HT material?
Alloy 800HT is a high-carbon nickel-iron-chromium alloy (Incoloy) celebrated for its exceptional strength, creep resistance, and stability at high temperatures due to tightly controlled aluminum and titanium content. This makes it ideal for demanding applications like furnace parts, heat exchangers, and chemical processing equipment.
What is Incoloy 800HT?
What is Incoloy 800HT?
Incoloy 800HT is a nickel-iron-chromium alloy with higher carbon, aluminum, and titanium content than standard Incoloy 800. It offers superior creep and stress rupture strength, making it ideal for high-temperature applications above 600°C.
What is the difference between alloy 800 and 800HT
What is the difference between alloy 800 and 800HT
Alloy 800HT differs from 800 and 800H mainly by its higher minimum levels of carbon and aluminum + titanium, achieved through stricter composition control and specific heat treatment. This gives it superior creep and stress rupture strength, making it ideal for long-term use above 1290°F (700°C). In comparison, Alloy 800 suits applications up to 1100°F (600°C), while Alloy 800H performs better above that range but below 800HT’s capability.