Incoloy 800H Seamless Pipes Manufacturer and Supplier in Thailand
Incoloy 800H Seamless Pipes is high-performance nickel-iron-chromium alloy pipe known for excellent strength and oxidation resistance at high temperatures. Thaida, we specialize in producing and supplying premium Incoloy 800H Seamless Pipes from our state-of-the-art facility in Chon Buri, Thailand. With years of pipe manufacturing experience, we are a trusted Incoloy 800H seamless pipe supplier, offering a wide range of sizes and grades tailored for demanding industrial applications. Our pipes are available in custom cut‑to‑length options, with bulk supply to meet project-specific needs. All products are manufactured in line with international quality standards such as ASTM B407/B407 and API 5L, ensuring long-lasting performance and global compliance.
Product Overview: Incoloy 800H Seamless Pipes
Incoloy 800H pipe, or alloy 800H seamless pipe, is a nickel-iron-chromium alloy known for its high-temperature strength, oxidation resistance, and superior creep-rupture performance. It is widely used in heat exchangers, petrochemical plants, nuclear reactors, and furnace components. These pipes are available in seamless, cold-drawn, or hot-finished forms, offered in a range of sizes, schedules, and custom lengths. Manufactured in compliance with rigorous ASTM standards, it guarantees precise dimensions, exceptional industrial reliability, and customized solutions for demanding thermal and chemical environments.
Benefits of Incoloy 800H Seamless Pipes
Incoloy 800H Seamless Pipes offers the following key benefits, making it ideal for high-performance and demanding industrial environments.
High Temperature Resistance
Incoloy 800H Seamless Pipes are engineered to retain their strength and stability even when exposed to extremely high temperatures.
Outstanding Corrosion Resistance
These pipes offer superior resistance to oxidation, carburization, and sulfidation. Their corrosion-resistant properties reduce maintenance needs and extend service life in chemically aggressive environments.
Excellent Thermal Stability
The alloy maintains consistent mechanical properties over long durations at elevated temperatures. This thermal stability ensures predictable and safe performance in high-heat processes.
Versatile in Harsh Environments
Incoloy 800H performs reliably across a range of aggressive industrial conditions, including fluctuating temperatures and chemical exposures, offering adaptability in diverse operations.
Strength and Durability
With excellent tensile and creep-rupture strength, these pipes are built to last. Their robust construction ensures structural reliability under heavy loads and pressure.
Good Weldability
The material allows for clean, defect-free welding, simplifying fabrication and installation without compromising the alloy’s mechanical or corrosion-resistant properties.
Fatigue and Stress Resistance
Designed to endure mechanical fatigue and thermal cycling, Incoloy 800H Seamless Pipes resist cracking, distortion, and failure under continuous stress or pressure fluctuations.
Why Choose Thaida for Incoloy 800H Seamless Pipes?
Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. stands out as a reliable source for Incoloy 800H Seamless Pipes with years of manufacturing experience. We offer a wide range of sizes and grades, along with custom cut-to-length options to meet specific project needs. Our pipes comply with international standards like ASTM B407, B407, and API 5L, ensuring reliable quality, bulk supply capability, and consistent performance in demanding industrial environments.
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 800H Seamless Pipes Specification
Incoloy 800H Seamless Pipes specifications are listed below, detailing its thickness range, dimensional range, and test certificate standards.
| Standard Specification | ASTM B407 / ASME SB407 |
|---|---|
| Manufacturing Type | Seamless |
| Thickness Range | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXH, SCH XXS, SCH XS |
| Standard | SUS, JIS, AISI, ASTM, GB, DIN, EN |
| Value Added Services |
|
| END | Plain End, Beveled End, Treaded Alloy 800H Pipes |
| Marking |
Marked Pipes Sample: ASTM B407 UNS N08810 12" NB SCH 40S SEAMLESS HEAT NO. XXXX |
| Test Certificate |
|
| ASTM B407 Incoloy 800H Pipes Packaging | Packed in PE Fabric Bundles or ply wooden box wrapped in plastic or Standard seaworthy export packing or as per customers' request |
| Port | Chon Buri, Thailand |
Incoloy 800H Seamless Pipes Chemical Composition
Incoloy 800H Seamless Pipes chemical composition ensures optimal performance and corrosion resistance in high-temperature environments, as detailed in the table below.
| Grade | C | Mn | Si | Fe | S | Cr | Al-Ti | Ni |
|---|---|---|---|---|---|---|---|---|
| minimum | 0.05 | - | - | 39.5 | - | 19.0 | 0.15 | 30.0 |
| maximum | 0.1 | 1.5 | 1.0 | - | 0.015 | 23.0 | 0.60 | 35.0 |
Incoloy 800H Seamless Pipes Mechanical Properties
The table below outlines the mechanical properties of incoloy 800H seamless pipe, highlighting its strength, durability, and performance characteristics.
| Alloy | Tensile Stress (MPa) min | Yield Stress 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 800H | Psi - 75,000 , MPa - 520 | Psi - 30,000 , MPa -205 | 30 | - | - |
ASTM B407 Incoloy 800H Seamless Pipes Equivalent
The table below provides the ASTM B407 Incoloy 800H Pipes equivalents, helping you identify comparable standards and specifications across different grading systems.
| GRADE | WERKSTOFF NR. / DIN | UNS | JIS | BS | GOST | AFNOR | EN | OR |
|---|---|---|---|---|---|---|---|---|
| Incoloy 800H Pipes | 1.4958 / 1.4876 | N08810 | NCF 800H | NA 15(H) | ЭИ670 | Z8NC33-21 | X5NiCrAlTi31-20 | XH32T |
Alloy 800H Seamless Pipes Size
Our Alloy 800H Seamless Pipes are available in various sizes and customized wall thicknesses as per project requirements as outlined below.
| Wall | Sizes ( O.D.) |
|---|---|
| .010 | 1/16" , 1/8" , 3/16" |
| .020 | 1/16" , 1/8" , 3/16" , 1/4" , 5/16" , 3/8" |
| .012 | 1/8" |
| .016 | 1/8" , 3/16" |
| .028 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 3/4" , 1" , 1 1/2" , 2" |
| .035 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 7/16" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .049 | 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/8" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .065 | 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 3/4" , 2" , 2 1/2" , 3" |
| .083 | 1/4" , 3/8" , 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 7/8" , 2" , 2 1/2" ,3" |
| .095 | 1/2" , 5/8" , 1" , 1 1/4" , 1 1/2" , 2" |
| .109 | 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2" |
| .120 | 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 2" , 2 1/4" , 2 1/2" , 3" |
| .125 | 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 3" , 3 1/4" |
| .134 | 1" |
| .250 | 3" |
| .375 | 3 1/2" |
Incoloy 800H Seamless Pipes Pressure Rating
The table below presents the pressure ratings for Incoloy 800H Seamless Pipes, indicating their safe operating limits under various temperature and pressure conditions.
| Pipes O.D. (in.) |
Wall Thickness of Pipes (inches) | |||||||
|---|---|---|---|---|---|---|---|---|
| .028 | .035 | .049 | .065 | .083 | .095 | .109 | .120 | |
| Working Pressure (psig) | ||||||||
| 1/8 | 7900 | 10100 | ||||||
| 1/4 | 3700 | 4800 | 7000 | 9500 | ||||
| 5/16 | 3700 | 5400 | 7300 | |||||
| 3/8 | 3100 | 4400 | 6100 | |||||
| 1/2 | 2300 | 3200 | 4400 | |||||
| 3/4 | 2200 | 3000 | 4000 | 4600 | ||||
| 1 | 2200 | 2900 | 3400 | 3900 | 4300 | |||
Incoloy 800H Seamless Pipes Manufacturing Process
Manufacturing incoloy 800h seamless pipes follows a structured five main steps which is as follows. We follow a professional process to ensure each pipe delivers superior strength, durability and a flawless finish that meets industry standards.
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 UNS N08800 Incoloy 800H Seamless Pipes
Incoloy 800H Seamless Pipes are widely used in the power generation and petrochemical industries, where high-temperature and corrosive conditions are common. These pipes are essential in heat exchangers, boilers, and chemical reactors due to their ability to maintain strength and stability under extreme heat and oxidation. Power plants and refineries rely heavily on Incoloy 800H pipes for efficient and safe operation in demanding environments.
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 welding techniques are recommended for Incoloy 800H Seamless Pipes?
What welding techniques are recommended for Incoloy 800H Seamless Pipes?
For welding Incoloy 800H seamless pipes, the most recommended techniques include Gas Tungsten Arc Welding (GTAW/TIG), Plasma Arc Welding (PAW), Shielded Metal Arc Welding (SMAW/MMA), and Gas Metal Arc Welding (GMAW/MIG/MAG). GTAW provides high-quality, precise welds and is ideal for sections under 6 mm, while PAW offers better control and higher energy density for both thin and thick materials. SMAW is commonly used for filler and cap passes on thicker pipes, and GMAW serves as an efficient method for welding heavier sections with continuous wire feed and shielding gas protection.
Can Incoloy 800H Seamless Pipes handle high-pressure steam lines
Can Incoloy 800H Seamless Pipes handle high-pressure steam lines
Yes, Incoloy 800H seamless pipes are well-suited for handling high-pressure steam lines due to its high strength and excellent resistance to extreme temperatures and stress
What is the chemical composition of Incoloy 800H Seamless Pipes?
What is the chemical composition of Incoloy 800H Seamless Pipes?
Incoloy 800H seamless pipes are composed mainly of nickel (30.0–35.0%), chromium (19.0–23.0%), and a minimum of 39.5% iron, with controlled additions of carbon (0.05–0.10%), aluminum (0.15–0.60%), and titanium (0.15–0.60%). The combined aluminum and titanium content ranges from 0.30–1.20%, while minor elements include manganese (≤1.50%), silicon (≤1.00%), copper (≤0.75%), and sulfur (≤0.015%).
What industries commonly use Incoloy 800H Seamless Pipes?
What industries commonly use Incoloy 800H Seamless Pipes?
Incoloy 800H seamless pipes are widely used in power generation, chemical and petrochemical processing, oil and gas, nuclear, pulp and paper, and other high-temperature industries. Their excellent strength and resistance to oxidation and corrosion make them ideal for heat exchangers, furnace components, boilers, and other processing equipment operating under extreme conditions.
What is the difference between Incoloy 800 and 800H?
What is the difference between Incoloy 800 and 800H?
Incoloy Alloy 800 is a nickel-iron-chromium alloy known for its resistance to oxidation and corrosion at high temperatures, while Incoloy 800H is a higher-carbon variant offering greater creep strength and stress rupture resistance. Both alloys are used in chemical processing, power generation, and heat exchangers, but 800H is preferred for high-stress, high-temperature applications requiring long-term durability.
What is the composition of Incoloy 800H material?
What is the composition of Incoloy 800H material?
Incoloy 800H is a nickel-iron-chromium alloy with a typical composition of approximately 30–35% nickel, 19–23% chromium, and the balance iron, along with small additions of carbon, aluminum, and titanium to enhance strength and resistance to high-temperature oxidation and corrosion.
What is the temperature of Incoloy 800H?
What is the temperature of Incoloy 800H?
Incoloy 800H is designed for high-temperature applications and performs effectively in the range of up to about 1100°C (2010°F), maintaining excellent strength, oxidation resistance, and structural stability under prolonged exposure to elevated temperatures.