ASTM B165 Inconel Seamless Pipes Manufacturer in Thailand
Inconel Seamless Pipes is a pipe made from nickel-chromium-based alloys, engineered without welds to ensure uniformity and strength. With years of pipe manufacturing experience, Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. is a leading manufacturer and global supplier of advanced seamless pipes. The pipes are produced following stringent ASTM and ASME standards, including B167 and B163, ensuring consistent quality and reliability. Our commitment to excellence is reflected in our customized solutions, strict quality control and customer-centric approach. As a trusted Inconel pipe supplier, we also provide custom pipe solutions that combine mechanical strength, corrosion resistance and thermal stability.
An Overview of Inconel Seamless Pipes
Inconel seamless pipes are manufactured from nickel-chromium-based alloys, integral to various industries such as aerospace, chemical processing and power generation, where durability and reliability are paramount. The seamless design removes weld joints, enhancing structural integrity and reducing the risk of failure under extreme conditions. This inherent corrosion resistance allows for extended service life and minimizes the risk of pipe failure. Utilizing nickel-chromium alloys offers significant benefits, such as superior mechanical strength and the ability to withstand aggressive chemical exposures. Compliance with standards like ASTM B167, B163 and ASME SB163 ensures consistent quality and performance. Available in a range of sizes from 6mm to 257mm outer diameter and wall thicknesses between 1mm and 35mm, these pipes meet diverse operational requirements. Tolerances are maintained as per industry norms, ensuring precise fit and function. These pipes provide a dependable solution for extreme environments.
Explained key Benefits of Inconel Seamless Pipes
Inconel seamless pipes are distinguished by specific qualities that ensure reliability and durability under demanding conditions. The following outlines the key attributes that reinforce their selection in high-performance applications.
High Strength
Provides excellent mechanical strength, making it suitable for demanding industrial applications and extreme environments.
Stress & Creep Resistance
These pipes maintain structural integrity under prolonged stress and high temperatures without deforming or cracking.
Oxidation and Corrosion Resistance
These chemical-resistant tubing resists chemical attacks and oxidation, ensuring long-lasting performance in corrosive environments.
Thermal Stability
Performs efficiently in fluctuating or extreme temperatures without compromising material strength or function.
Pressure Resistance
Inconel seamless pipes withstands high internal pressures, making it ideal for high-pressure applications across various industries.
High-Performance Tubing
Engineered for reliability, these pipes offer outstanding performance in aerospace, marine and chemical processing sectors.
Why Choose Thaida for Your Inconel Seamless Pipes
Thaida offers inconel seamless pipes in custom sizes and grades to meet diverse project needs, ensuring flexibility for every application. We follow strict quality standards at every stage to deliver reliable and durable products. With proven expertise in nickel alloys, we understand the demands of challenging environments. Our global supply capability ensures timely delivery across markets, while our customer-centric approach guarantees responsive support and satisfaction. Our inconel seamless pipes are a smart choice for consistent quality, precision manufacturing and full compliance with ASTM/ASME standards.
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
Specification of Inconel Seamless Pipes
Below are the key specifications like size range, outer diameter, thickness, schedule, and surface finish.
| Pipe Standard | ASTM B167 / ASME SB167, SB517 |
|---|---|
| Seamless Pipes Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Seamless Pipes Sizes | 1 / 2" NB - 24" NB |
| Seamless Pipes Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Seamless Steel Pipes Manufacturing Process | Seamless |
| Inconel Seamless Pipes Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
| Inconel Seamless Pipes Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Inconel Pipes, Finish as per customer Requirements |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non-Destructive, Ultrasonic Testing |
Types of Inconel Seamless Pipes
The various types of inconel seamless pipes below are available to suit different industrial applications and needs.
Round Pipes
Standard circular pipes widely used in high-pressure and high-temperature environments.
Square Pipes
Features a square cross-section, ideal for structural and architectural uses.
Rectangular Pipes
Offers a rectangular shape, commonly used in construction and support frameworks.
Hollow Pipes
Lightweight pipes with a hollow core, used for fluid transport and structural support.
Polished Pipes
Comes with a smooth, polished finish for aesthetic and cleanroom applications.
ERW Pipes
Electric resistance welded pipe with strong joints, suitable for low to medium pressure applications.
Inconel Seamless Pipes Sizes in MM
The following provides detailed dimensions of Inconel seamless pipes in millimeters, including outer diameter, thickness and available schedules.
| Designation of Diameter | O/D | Nominal Wall Thickness | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DIA | SCH.5S | SCH.5 | SCH 10S | SCH.10 | SCH.20S | SCH.30 | SCH.40S | SCH.40 | SCH 60 | |||||||||||
| (A) | (B) | Meter MM | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr |
| 6 | 1/8 | 10.3 | 1 | 0.23 | 1.2 | 0.27 | 1.5 | 0.33 | 1.73 | 0.37 | ||||||||||
| 8 | 1/4 | 13.7 | 1.2 | 0.37 | 1.65 | 0.49 | 2 | 0.58 | 2.24 | 0.64 | ||||||||||
| 10 | 3/8 | 17.2 | 1.2 | 0.47 | 1.65 | 0.63 | 2 | 0.74 | 2.31 | 0.87 | ||||||||||
| 15 | 1/2 | 21.3 | 1.65 | 0.01 | 1.65 | 0.81 | 2.11 | 1.02 | 2.11 | 1.02 | 2.5 | 1.15 | 2.77 | 1.29 | ||||||
| 20 | 3/4 | 26.7 | 1.65 | 1.03 | 1.65 | 1.03 | 2.11 | 1.3 | 2.11 | 1.3 | 2.5 | 1.49 | 2.87 | 1.71 | ||||||
| 25 | 1 | 33.4 | 1.65 | 1.31 | 1.65 | 1.31 | 2.77 | 2.13 | 2.77 | 2.13 | 3 | 2.24 | 3.38 | 2.54 | ||||||
| 32 | 11/4 | 24.2 | 1.65 | 1.67 | 1.65 | 1.67 | 2.77 | 2.73 | 2.77 | 2.73 | 3 | 2.9 | 3.56 | 3.44 | ||||||
| 40 | 11/2 | 48.3 | 1.65 | 1.93 | 1.65 | 1.93 | 2.77 | 3.16 | 2.77 | 3.16 | 3 | 3.35 | 3.68 | 4.11 | ||||||
| 50 | 2 | 60.3 | 1.65 | 1.93 | 1.65 | 2.42 | 2.77 | 3.99 | 2.77 | 3.99 | 3.5 | 4.9 | 3.91 | 5.52 | ||||||
| 65 | 21/2 | 73 | 2.11 | 3.75 | 2.11 | 3.75 | 3.05 | 5.34 | 3.05 | 5.34 | 3.5 | 6 | 5.16 | 8.77 | ||||||
| 80 | 3 | 88.9 | 2.11 | 4.59 | 2.11 | 4.59 | 3.05 | 6.56 | 3.05 | 6.56 | 4 | 8.37 | 5.49 | 11.47 | ||||||
| 90 | 31/2 | 101.6 | 2.11 | 5.25 | 2.11 | 5.25 | 3.05 | 7.53 | 3.05 | 7.53 | 4 | 9.62 | 5.74 | 13.78 | ||||||
| 100 | 4 | 114.3 | 2.11 | 5.93 | 2.11 | 5.93 | 3.05 | 8.5 | 3.05 | 8.5 | 4.5 | 12.18 | 6.02 | 6.32 | ||||||
| 125 | 5 | 141.3 | 2.77 | 9.61 | 2.77 | 9.61 | 3.4 | 11.74 | 3.43 | 11.74 | 5 | 16.8 | 6.55 | 2210 | ||||||
| 150 | 6 | 168.3 | 2.77 | 11.47 | 2.77 | 11.47 | 3.4 | 14.04 | 3.43 | 14.04 | 5.5 | 22.08 | 7.11 | 28.69 | ||||||
| 200 | 8 | 219.1 | 2.77 | 15 | 2.77 | 15 | 3.76 | 20.77 | 3.76 | 20.27 | 6.35 | 33.82 | 7.04 | 37.38 | 8.18 | 43.2 | 10.81 | 53.9 | ||
| 250 | 10 | 273.1 | 3.4 | 22.95 | 3.4 | 22.95 | 4.19 | 28.2 | 4.19 | 28.2 | 6.35 | 42.41 | 7.8 | 51.81 | 9.27 | 61.22 | 12.2 | 82.8 | ||
| 300 | 12 | 323.9 | 3.96 | 31.72 | 4.19 | 33.6 | 4.57 | 36.54 | 4.57 | 36.54 | 6.35 | 50.48 | 8.38 | 66.2 | 9.53 | 75.01 | 10.31 | 80.94 | 14.27 | 110.62 |
| 350 | 14 | 355.6 | 3.96 | 34.86 | 4.78 | 41.99 | 6.35 | 55.53 | 7.92 | 68.95 | 9.53 | 82.58 | 9.53 | 82.58 | 11.13 | 96 | 15.06 | 128.42 | ||
| 400 | 16 | 406.4 | 4.19 | 42.2 | 4.78 | 48.07 | 6.35 | 63.61 | 7.92 | 79.03 | 9.53 | 94.7 | 9.53 | 94.7 | 12.7 | 125.2 | 16.66 | 162.59 | ||
| 450 | 18 | 457.2 | 4.19 | 47.46 | 4.78 | 54.15 | 6.35 | 71.69 | 7.92 | 89.1 | 11.13 | 124.32 | 9.53 | 106.83 | 14.27 | 158.27 | 19.05 | 209 | ||
| 500 | 2C | 508 | 4.78 | 60.23 | 5.54 | 69.7 | 6.35 | 79.76 | 9.53 | 118.93 | 12.7 | 157.51 | 9.53 | 118.9 | 15.06 | 185.89 | 2062 | 251.65 | ||
| 550 | 22 | 558.8 | 4.78 | 65.95 | 5.54 | 76.75 | 6.35 | 87.84 | 9.53 | 131.07 | 12.7 | 173.66 | 9.53 | 131.07 | 15.88 | 216.04 | 22.23 | 298.55 | ||
| 600 | 24 | 609.6 | 5.54 | 83.8 | 6.35 | 95.92 | 6.35 | 95.92 | 9.53 | 143.2 | 14.27 | 212.72 | 9.53 | 143.2 | 17.45 | 258.74 | 24.59 | 360.21 | ||
| 650 | 26 | 660.4 | 7.92 | 129.4 | 12.7 | 205.97 | 9.53 | 155.32 | ||||||||||||
| 700 | 28 | 711.2 | 7.92 | 139.47 | 12.7 | 222.13 | 15.88 | 276.48 | 9.53 | 167.44 | ||||||||||
| 750 | 3C | 762 | 6.35 | 120.15 | 7.92 | 149.55 | 7.92 | 149.55 | 12.7 | 238.28 | 15.88 | 296.68 | 9.53 | 179.56 | ||||||
| 800 | 32 | 812.8 | 7.92 | 159.62 | 12.7 | 254.44 | 15.88 | 316.88 | 9.53 | 191.69 | 17.48 | 348.11 | ||||||||
| 850 | 34 | 863.6 | 7.92 | 169.64 | 12.7 | 270.5 | 15.88 | 336.96 | 9.53 | 203.74 | 17.48 | 370.22 | ||||||||
| 900 | 36 | 914.4 | 7.92 | 179.77 | 12.7 | 286.75 | 15.88 | 357.28 | 9.53 | 215.93 | 19.05 | 427.09 | ||||||||
Inconel Seamless Pipes Manufacturing Process
There are 5 steps involved in the inconel seamless pipes manufacturing process, which are given below. We follow a professional and precise manufacturing process to deliver high-quality products
1. Raw Material Selection
High-quality stainless steel 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 Inconel Seamless Pipes
Inconel seamless pipes are predominantly used in the aerospace industry, where they are critical components in jet engines, gas turbines, and exhaust systems due to their ability to endure extreme temperatures and corrosive conditions. Beyond aerospace, these pipes are widely used in power generation plants, including nuclear and fossil fuel facilities, to transport high-pressure steam and corrosive fluids. The chemical and petrochemical industries also rely on Inconel seamless pipes for safely handling aggressive chemicals, while marine engineering uses them in seawater cooling systems and offshore oil rigs, where durability against harsh environments is essential.
Aerospace & Defense
Oil and Gas Industry
Chemical and Petrochemical Industry
Power Generation & Heat Exchange
Automotive and Transportation
Construction and Architecture
Food and Beverage Industry
Marine & Shipbuilding
Pharmaceutical & Biotechnology
FAQ's
How do Inconel Seamless Pipes differ from standard stainless steel pipes?
Inconel Seamless Pipes differ from stainless steel pipes by having a much higher nickel content. This composition allows Inconel to maintain superior mechanical strength and resist oxidation at extremely high temperatures. Standard stainless steel cannot compare to Inconel’s performance under intense heat and pressure.
What is Inconel piping?
Inconel piping refers to piping systems built using a family of nickel-chromium-based superalloys. It is often supplied in a seamless form to maximize wall integrity and pressure containment. This piping is used in critical applications that demand exceptional corrosion and heat resistance.
Why should industries choose Inconel Seamless Pipes over other nickel alloys?
Industries should choose Inconel Seamless Pipes when the primary concern is extreme high-temperature strength and oxidation resistance. While some nickel alloys excel in specific acids, Inconel’s unique formulation makes it superior in hot, high-stress environments. It offers an unmatched balance of properties under these severe conditions.
What industries benefit the most from Inconel Seamless Pipes?
The industries that benefit most are those operating at the limits of material performance. These include the aerospace industry, the oil and gas sector for downhole tools, power generation plants, and chemical processing facilities. They choose Inconel to ensure safety and system longevity under severe thermal loads.
What grade is Inconel pipe?
Inconel pipe comes in many grades, with Inconel 600, 625, and 718 being the most common for piping. Inconel 625 is valued for its outstanding corrosion and creep resistance. Inconel 718 is chosen when extremely high tensile and rupture strength is needed at elevated temperatures.
What makes Inconel Seamless Pipes ideal for high-temperature applications?
Inconel Seamless Pipes are ideal because they form a stable, adherent, passivating oxide layer on the surface when heated. This oxide layer prevents further chemical attack and oxidation. The material retains its high strength as the temperature increases, preventing the pipe from deforming or failing.