Inconel 625 Seamless Pipe Manufacturer & Supplier in Thailand
Inconel 625 Seamless Pipes is engineered for exceptional strength, high corrosion resistance, and reliable performance in extreme environments. Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. has years of expertise in pipe manufacturing. We provide premium Inconel 625 seamless pipes manufactured to strict international standards such as ASTM B444, ASME SB444, DIN 2.4856, and UNS N06625. Based in Chon Buri, Thailand, we are a trusted name in the industry, backed by ISO certification through our parent company and third-party inspection approvals to ensure global quality compliance. Detailed specifications, chemical composition, and mechanical and physical properties are provided to support technical decision making. Customers choose us for our customised manufacturing solutions, reliable lead times and comprehensive customer support, making us a dependable partner for demanding industrial applications.
What is Inconel 625 Seamless Pipes?
We combine technical excellence with a deep understanding of industrial demands to deliver high-performance Inconel 625 seamless pipes. Manufactured under strict quality control and international standards, our products are built for durability in harsh environments. With ISO certification through our parent company and trusted third-party inspection approvals, quality assurance is at the core of every delivery. We offer flexible, custom-built piping solutions designed to exact client requirements, supported by prompt logistics and responsive service. Our location in Chon Buri, Thailand, allows us to efficiently serve both regional and global clients with consistent reliability.
Benefits of Using Inconel 625 Seamless Pipes
Corrosion Resistance
High Temperature Resistance
Strength and Toughness
Radiation Resistance
These pipes are suitable for nuclear and aerospace environments due to its ability to withstand radiation exposure.
High-Pressure Resistance
Reliability
Weldability and Formability
These pipes are easy to fabricate and weld without compromising its strength or corrosion resistance.
Why Choose Thaida for Your Inconel 625 Seamless Pipes Needs?
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
Inconel 625 Seamless Pipes Specifications
Inconel 625 Seamless Pipes specifications below show size range, outer diameter, thickness, length, yield strength, surface finish and schedules.
| Specifications | ASTM B 167 ASME SB 167 |
|---|---|
| size | 4 to 219mm W. T.: 0.5 to 20mm |
| size | 5.0 mm – 1219.2 mm |
| Specialized in | Large Diameter Size |
| Schedule | SCH5, SCH10, SCH40, STD, SCH80, SCH160 |
| Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Form | Round, Square, Hollow, Rectangular, Hydraulic, Straight Pipes Etc. |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Treaded. |
| Marking | Marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| Material Test Certificates (MTC) | Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2 |
Inconel 625 Seamless Pipes Sizes And Schedules
Inconel 625 Seamless Pipes Sizes And Schedules
The inconel 625 seamless pipe sizes and schedules table details available wall thicknesses and OD for different industrial applications.
| Inconel 625 Pipes OD mm |
Pipe WT mm |
in. | Sch | Kg/m |
|---|---|---|---|---|
| 13.72 | 1.65 | 1/4 | 10S | 0.50 |
| 13.72 | 2.24 | 1/4 | 40S | 0.64 |
| 13.72 | 3.02 | 1/4 | 80S | 0.81 |
| 17.15 | 1.65 | 3/8 | 10S | 0.64 |
| 17.15 | 2.31 | 3/8 | 40S | 0.86 |
| 17.15 | 3.20 | 3/8 | 80S | 1.12 |
| 21.34 | 2.11 | 1/2 | 10S | 1.02 |
| 21.34 | 2.77 | 1/2 | 40S | 1.29 |
| 21.34 | 3.73 | 1/2 | 80S | 1.65 |
| 26.67 | 2.11 | 3/4 | 10S | 1.30 |
| 26.67 | 2.87 | 3/4 | 40S | 1.71 |
| 26.67 | 3.91 | 3/4 | 80S | 2.23 |
| 33.40 | 2.77 | 1 | 10S | 2.13 |
| 33.40 | 3.38 | 1 | 40S | 2.54 |
| 33.40 | 4.55 | 1 | 80S | 3.29 |
| 33.40 | 6.352) | 1 | 160 | 4.30 |
| 42.16 | 2.77 | 1¼ | 10S | 2.73 |
| 42.16 | 3.56 | 1¼ | 40S | 3.44 |
| 42.16 | 4.85 | 1¼ | 80S | 4.53 |
| 42.16 | 6.352) | 1¼ | 160 | 5.69 |
| 48.26 | 2.77 | 1½ | 10S | 3.16 |
| 48.26 | 3.68 | 1½ | 40S | 4.11 |
| 48.26 | 5.08 | 1½ | 80S | 5.49 |
| 60.33 | 2.77 | 2 | 10S | 3.99 |
| 60.33 | 3.91 | 2 | 40S | 5.52 |
| 60.33 | 5.54 | 2 | 80S | 7.60 |
| 60.33 | 8.742) | 2 | 160 | 11.29 |
| 73.03 | 3.05 | 2½ | 10S | 5.35 |
| 73.03 | 5.16 | 2½ | 40S | 8.77 |
| 73.03 | 7.01 | 2½ | 80S | 11.59 |
| 88.90 | 3.05 | 3 | 10S | 6.56 |
| 88.90 | 5.49 | 3 | 40S | 11.47 |
| 88.90 | 7.62 | 3 | 80S | 15.51 |
| 88.90 | 11.132) | 3 | 160 | 21.67 |
| 101.60 | 3.05 | 3½ | 10S | 7.53 |
| 101.60 | 5.74 | 3½ | 40S | 13.78 |
| 101.60 | 8.08 | 3½ | 80S | 18.92 |
| 114.30 | 3.05 | 4 | 10S | 8.50 |
| 114.30 | 6.02 | 4 | 40S | 16.32 |
| 114.30 | 8.56 | 4 | 80S | 22.67 |
| 114.30 | 13.492) | 4 | 160 | 34.05 |
| 141.30 | 6.55 | 5 | 40S | 22.10 |
| 141.30 | 9.53 | 5 | 80S | 31.44 |
| 141.30 | 15.882) | 5 | 160 | 49.87 |
| 168.28 | 3.4 | 6 | 10S | 14.04 |
| 168.28 | 7.11 | 6 | 40S | 28.69 |
| 168.28 | 10.97 | 6 | 80S | 43.21 |
| 168.28 | 14.27 | 6 | 120 | 54.75 |
| 168.28 | 18.262) | 6 | 160 | 68.59 |
| 219.08 | 8.18 | 8 | 40S | 43.20 |
| 219.08 | 12.7 | 8 | 80S | 65.63 |
| 219.08 | 18.23 | 8 | 120 | 91.30 |
| 219.08 | 23.012) | 8 | 160 | 112.97 |
625 Inconel Seamless Pipes Chemical Composition
The chemical composition table for inconel 2.4856 seamless pipe includes elemental percentages focusing on chromium, nickel, and carbon.
| Grade | C | Mn | Si | P | S | Cr | Nb + Ta | Co | Mo | Fe | Al | Ti | Ni |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 625 | ≤0.100 | ≤0.500 | ≤0.500 | ≤0.015 | ≤0.015 | 20.00–23.00 | 3.15–4.15 | ≤1.00 | 8.00–10.00 | ≤5.00 | ≤0.40 | ≤0.40 | Bal |
Inconel 625 Seamless Pipes Mechanical Properties
The key mechanical properties such as tensile strength, yield strength, elongation percentage and hardness values.
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 625 | Psi – 1,35,000 , MPa -930 | Psi – 75,000 , MPa – 517 | 42.5 | – | – |
Inconel 625 Seamless Pipes Equivalent Properties
Inconel 625 seamless pipe equivalent table features international standard comparisons, and material codes.
| Grade | UNS No | Old British | Euronorm | GOST | Japanese JIS | ||
|---|---|---|---|---|---|---|---|
| BS | En | No | AFNOR | ||||
| Inconel 625 | N06625 | NA 21 | NiCr22Mo9Nb | 2.4856 | NC22DNB4M | ХН75МБТЮ | NCF 625 |
Manufacturing Process Of Inconel 625 Seamless Pipes
Manufacturing inconel 625 seamless pipes follows a structured five main steps, which is as follows. We follow a precise and professional process to ensure each pipe offers superior strength, durability and a flawless finish—fully meeting industry standards.
1. Raw Material Selection
High-quality stainless steel billets and strips are carefully selected for superior strength and corrosion resistance.
2. Pipe 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 & 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 625 Seamless Pipes
Inconel 625 Seamless Pipes are the best and most reliable when working in industries such as aerospace, marine and chemical processing. They are most widely used in the aerospace sector for critical engine components and exhaust systems due to their strength and resistance to extreme temperatures. In marine applications, they are essential for seawater systems and offshore platforms, where corrosion resistance is crucial. The chemical industry relies on these pipes for handling highly corrosive acids and solvents, ensuring long-lasting performance in harsh environments.
Aerospace Applications
Oil and Gas Industry
Chemical Processing Industry
Nuclear Power Plants
Heat Treatment Equipment
Construction & Infrastructure
Food Processing Industry
Marine Applications
Pharmaceutical & Biotechnology
FAQ's
What industries most commonly use Inconel 625 Seamless Pipes?
Industries that face severe corrosive and high-stress environments commonly use Inconel 625 Seamless Pipes. This includes the aerospace industry for exhaust systems and thrust reversers. It is also vital in the marine and chemical processing sectors for handling seawater, acid exposure, and nuclear waste systems.
What grade is Inconel 625 pipe?
Inconel 625 pipe is categorized as a high-strength, nickel-chromium-molybdenum alloy. Its standardized designation is UNS N06625. This grade is highly regarded for its superior corrosion resistance and high tensile strength from cryogenic temperatures up to 1800°F (982°C).
Can Inconel 625 Seamless Pipes handle high-temperature applications?
Yes, Inconel 625 Seamless Pipes are specifically designed to handle high-temperature applications. They retain exceptional strength and oxidation resistance up to 1800°F (982°C). This makes them ideal for environments where extreme heat and high mechanical stress occur simultaneously.
What is Inconel 625 material?
Inconel 625 material is a superalloy made primarily of nickel, chromium, and molybdenum. The key element is the niobium addition, which works with molybdenum to give it extraordinary high-strength stiffening without requiring heat treatment. It provides outstanding resistance to pitting and crevice corrosion.
What are the differences between Inconel 625 Seamless Pipes and Inconel 600 pipes?
The primary differences are molybdenum and niobium content. Inconel 625 contains significant amounts of both, while Inconel 600 does not. This difference makes 625 much stronger, more resistant to creep, and superior in resistance to pitting and crevice corrosion than the 600 grade.
What is Inconel 625 used for?
Inconel 625 is used for critical components that require both strength and resistance to harsh environments. Common applications include subsea pipelines, wire rope, heat exchangers, chemical reactor vessels, and turbocharger rotors. It is a material chosen when system failure is unacceptable.
Can a supplier provide customized Inconel 625 Seamless Pipes?
Yes, a supplier specializing in high-performance alloys can provide customized Inconel 625 Seamless Pipes. We ensure material is available in various standard sizes and can also fulfill requests for specific wall thicknesses, custom lengths, and special end preparations to meet detailed project requirements.
What is the ASTM standard for Inconel 625?
The standard specification covering seamless pipe made from Inconel 625 is ASTM B444.This standard ensures the pipe meets the required chemical composition, mechanical properties, and non-destructive testing for safe use in pressure applications.