Nickel Alloy 20 Seamless Tubes Manufacturer and Supplier in Thailand
Nickel alloy 20 seamless tube is a corrosion-resistant tubular product made from a nickel-iron-chromium alloy with additions of copper and molybdenum. Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. is a leading manufacturer of high-quality nickel alloy 20 seamless tubes in Thailand. These nickel tubes perform exceptionally in challenging environments. We ensure top-quality production through precise processes, offering a variety of specifications and types to meet industrial needs. UNS N08020 seamless tubes provide durability, reliability, and corrosion resistance, making them perfect for critical applications.
Product Overview of Nickel Alloy 20 Seamless Tubes
Nickel alloy 20 seamless tubes are designed for excellent resistance to sulfuric, nitric, and phosphoric acids. Composed of nickel, chromium, iron, copper, and molybdenum, they offer excellent resistance to sulfuric acid, corrosion, and pitting. These tubes are used for chemical, food, pharmaceutical, and marine industries. It offers strength, and durability and is also available in various sizes, ensuring leak-proof performance in harsh environments. These tubes comply with ASTM B729 industry standards.
Key Benefits Of Nickel Alloy 20 Seamless Tubes
The benefits of Alloy 20 seamless tubes such as high strength, superior corrosion resistance, and excellent weldability, formability and more are listed below.
High Temperature Resistance
These tubes can handle temperatures up to 1150°C (2100°F), making it suitable for use in furnaces, heat exchangers, and other high-temperature environments without losing structural integrity.
Excellent oxidation resistance
Superior corrosion resistance
With high chromium and nickel content, the alloy offers strong resistance to corrosion in a variety of chemical and marine environments, ensuring longevity and reliability in harsh conditions.
Good mechanical strength
The tubes maintain high tensile and creep strength even at elevated temperatures, which helps in retaining shape and load-bearing capacity in pressure-based or structural applications.
Smooth internal finish for better flow
A seamless design and polished interior ensure smooth flow of fluids and gases, reducing friction loss, contamination, and buildup inside the tube.
Weldability and formability
Why Choose Our Nickel Alloy 20 Seamless Tubes
Our nickel alloy 20 seamless tubes offer exceptional resistance to corrosion, making them ideal for harsh environments such as chemical processing and offshore applications. With superior mechanical properties and excellent weldability, these tubes ensure long-lasting performance and reliability. Manufactured with precision by Thaida, our nickel seamless tubes are available in various sizes to meet the specific needs, providing high quality and durability for demanding industries.
Competitive Pricing
Global Exports Expertise
Large Inventory & Fast Dispatch
Custom Sizes & Finishes
Industry Certifications & Compliance
Advanced Production Technology
After-Sales Support, Service- Technical Support
In-House Testing & Full Traceability
Specifications Of ASTM B729 UNS N08020 Seamless Tubes
The detailed UNS N08020 seamless tubes specifications outline dimensions, wall thickness, length and compliance with global standards.
| Alloy 20 Tubes Standards | ASTM B729 / ASME SB 729 |
|---|---|
| Alloy 20 Seamless Tubes Size | 3.35 mm OD To 101.6 mm OD |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| Alloy 20 tubing wall thickness | 0.020" –0.220", (special wall thicknesses available) |
| End | Plain End, Beveled End, Treaded |
| Alloy 20 Tubes Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Alloy 20 Tubes Type | Seamless |
| Test Certificate | Manufacturer Test Certificate Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection |
| Incoloy® alloy 20 tube Length | Single Random, Double Random, Standard & Cut length |
| Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Alloy 20 tube Form | Round, Square, Rectangular etc. |
UNS N08020 Seamless Tubes Chemical Composition
This chemical composition table for DIN 2.4660 seamless tubes outlines percentages of major elements like carbon, chromium, nickel, and molybdenum.
| C | Mn | P | S | Si | Ni | Cr | Mo | Cu | Nb+Ta | N | Fe |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.07 | ≤2.00 | ≤0.045 | ≤0.035 | ≤1.00 | 32.00–38.00 | 19.00–21.00 | 2.00–3.00 | 3.00–4.00 | 8*C–1.00 | … | Bal |
Mechanical Properties Alloy 20 N08020 Seamless Tubes
The mechanical properties of Alloy 20 seamless tubes such as tensile and yield strength, elongation, and density are mentioned below.
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
|---|---|---|---|---|
| 8.1 g/cm³ | 1443 °C (2430 °F) | Psi – 35000 , MPa – 241 | Psi – 80000 , MPa – 551 | 30 % |
Equivalent Of Alloy 20 Seamless Steel Tubes
The equivalent table for nickel alloy 20 tubes outlines global standards, grade names, and UNS designations.
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
|---|---|---|---|---|---|---|---|
| Alloy 20 | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo | – | – | – |
Physical Properties Of Nickel Alloy 20 Seamless Tubes
Below are the physical properties of nickel alloy UNS N08020 seamless tubes such as density and melting point.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8 g/cm³ | 0.289 lb/in³ |
| Melting point | 1455°C | 2650°F |
Nickel Alloy 20 Seamless Tubes Price
Alloy 20 seamless tube prices are listed below based on size, grade, and market demand.
| Alloy 20 Tubes Price | Origin | Price in INR (per kg) |
Price in USD (per kg) |
Price in Euro (per kg) |
Others |
|---|---|---|---|---|---|
| Alloy 20 Tubes Price in UK / Europe | European | Rs 1750/- | $26 | €22 | Fix Length |
| Alloy 20 Tubes Price in USA | USA | Rs 1800/- | $27 | €23 | Fix Length |
| Alloy 20 Tubes Price in Japan | Japanese | Rs 1600/- | $24 | €20 | Fix Length |
| Alloy 20 Tubes Price in Thailand | Thailandn | Rs 1300/- | $18 | €16 | Cut to Size |
Nickel Alloy 20 Seamless Tubes Weight Chart
Our DIN 2.4660 seamless tubes weight chart includes wall thickness, dimensions & weight for precise configuration.
| Dimensions | Wall | Weight per | Dimensions | Wall | Weight per | |
|---|---|---|---|---|---|---|
| (mm) | (mm) | meter (kg) | (mm) | (mm) | meter (kg) | |
| 12.7 x 12.7 | 1.20 | 0.44 | 40 x40 | 1.20 | 1.49 | |
| 12.7 x 12.7 | 1.50 | 0.55 | 40 x40 | 1.50 | 1.85 | |
| 15 x 15 | 1.20 | 0.53 | 40 x40 | 2.00 | 2.45 | |
| 15 x 15 | 1.50 | 0.65 | 40 x40 | 3.00 | 3.75 | |
| 20 x 20 | 1.20 | 0.71 | 50 x50 | 1.50 | 2.32 | |
| 20 x 20 | 1.50 | 0.88 | 50 x50 | 2.00 | 3.08 | |
| 20 x 20 | 2.00 | 1.19 | 50 x50 | 3.00 | 4.65 | |
| 25 x 25 | 1.20 | 0.92 | 60 x60 | 2.00 | 3.71 | |
| 25 x 25 | 1.50 | 1.14 | 60 x60 | 3.00 | 5.49 | |
| 25 x 25 | 2.00 | 1.49 | 70 x70 | 3.00 | 6.53 | |
| 25 x 25 | 3.00 | 2.20 | 80 x80 | 2.00 | 4.98 | |
| 30 x 30 | 1.20 | 1.10 | 80 x80 | 3.00 | 7.53 | |
| 30 x 30 | 1.50 | 1.37 | 100 x 100 | 2.00 | 6.40 | |
| 30 x 30 | 2.00 | 1.84 | 100 x 100 | 3.00 | 9.53 | |
| 30 x 30 | 3.00 | 2.72 | ||||
Manufacturing Process of Nickel Alloy 20 Seamless Tubes
There are 5 steps involved in the alloy 20 seamless tube manufacturing process which are given below. Every step of production is precisely controlled to comply with stringent industry standards.
1. Raw Material Selection
High-quality stainless steel billets and strips are carefully selected for superior strength and corrosion resistance.
2. Tube Formation
The selected raw material is formed into tubes using seamless extrusion methods, depending on the application.
3. Heat Treatment
Tubes undergo required controlled heat treatment to enhance mechanical properties and relieve internal stresses.
4. Cold Working and Finishing
After heat treatment, tubes are cold-worked for better surface finish, dimensional accuracy and improved strength.
5. Quality Control and Testing
Every tube is thoroughly inspected and tested to ensure it meets international quality standards for performance and reliability.
Applications of Nickel Alloy 20 Seamless Tubes
Nickel Alloy 20 Seamless Tubes are primarily used in the chemical processing industry for handling sulfuric acid and other aggressive chemicals. These tubes are installed in heat exchangers, pickling tanks, and piping systems. They are also used in pharmaceuticals, food processing, and power generation for fluid transfer.
Chemical and Petrochemical Industry
Oil and Gas Industry
Power Generation & Heat Exchange
Aerospace & Defense
Automotive and Transportation
Construction and Architecture
Food and Beverage Industry
Marine & Shipbuilding
Pharmaceutical & Biotechnology
FAQ's
What industries use Nickel Alloy 20 Seamless Tubes?
What industries use Nickel Alloy 20 Seamless Tubes?
Nickel Alloy 20 seamless tubes are widely used across chemical, petrochemical, pharmaceutical, food processing, and energy industries due to its excellent corrosion resistance. It is ideal for handling sulfuric acid, process piping, heat exchangers, pollution control systems, pharmaceutical and dairy equipment, power plants, desalination units, marine environments, and modern industrial applications.
Can Nickel Alloy 20 Seamless Tubes be used in high-temperature applications?
Can Nickel Alloy 20 Seamless Tubes be used in high-temperature applications?
Yes, Nickel Alloy 20 seamless tubes are suitable for high-temperature applications, offering excellent strength, stability, and corrosion resistance even under elevated temperature conditions.
Why is Nickel Alloy 20 suitable for high-temperature service?
Why is Nickel Alloy 20 suitable for high-temperature service?
Nickel Alloy 20 is suitable for high-temperature service due to its superior mechanical strength, thermal stability, and corrosion resistance. Its high chromium, nickel, and molybdenum content enables it to withstand thermal stress and acidic or chloride-rich environments, making it suitable for demanding chemical and petrochemical applications.
Can Thaida supply Nickel Alloy 20 Seamless Tubes with specific wall thicknesses?
Can Thaida supply Nickel Alloy 20 Seamless Tubes with specific wall thicknesses?
Yes, Thaida can supply Nickel Alloy 20 seamless tubes in a wide range of wall thicknesses, customized to meet specific project or industry requirements.
What is alloy 20 material grade?
What is alloy 20 material grade?
Alloy 20 (UNS N08020) is an austenitic nickel-iron-chromium alloy stabilized with niobium, offering excellent resistance to sulfuric acid and other aggressive chemicals. Its composition, enriched with molybdenum and copper, provides strong protection against general, pitting, and crevice corrosion. It maintains good mechanical properties across temperatures up to about 537°C (1000°F).
What is alloy 20 tube?
What is alloy 20 tube?
Alloy 20 tubes are nickel-iron-chromium austenitic stainless steels with outstanding corrosion resistance in acidic and chloride-rich environments. It offers high strength, thermal stability, and resistance to pitting, crevice, and intergranular corrosion. The alloy’s low carbon and niobium-stabilized composition ensure excellent weldability and durability in high-temperature, corrosive conditions.
What is the temperature range for Alloy 20?
What is the temperature range for Alloy 20?
Alloy 20 can operate effectively at temperatures up to around 537°C (1000°F). It maintains good mechanical strength and corrosion resistance throughout this range, making it suitable for both ambient and moderately high-temperature environments.
What is Alloy 20 tube made of?
What is Alloy 20 tube made of?
Alloy 20 tubes are composed of nickel-iron-chromium austenitic stainless steel with added molybdenum, copper, and niobium. This blend offers superior resistance to sulfuric acid and other harsh chemicals while ensuring stability against sensitization. The alloy delivers outstanding corrosion resistance, strength, and toughness in challenging chemical and high-temperature conditions.