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Payment Type: L/C,T/T
Transportation: Ocean,Land,Air,Express
Model No.: ASTM B861 Gr.2
Brand: YUHONG
Place Of Origin: China
Production Process: Seamless
Product Name: Titanium alloy steel seamless pipe
Specification: ASTM B861
Material: Gr.2
Type: Seamless
Test: ET, HT, Flattening Test; Expansion Test; Chemical Analysis; Tension Testing...
Application: Condensers / Heat Exchangers /Boiler
ASTM B861 Gr.2 Titanium(Unalloyed) Seamless Pipe For Heat Exchanger&Boiler
What's the ASTM B861 GR.2 seamless pipe?
ASTM B861 GR.2 seamless pipe, also known as Grade 2 Titanium seamless pipe, is a seamless pipe made of titanium alloy material Grade 2, as per the specifications outlined by the ASTM International organization. This alloy is known for its excellent corrosion resistance, high strength-to-weight ratio, and biocompatibility, making it an ideal material for various industrial applications, including aerospace, medical implants, chemical processing, marine equipment, and others.
The ASTM B861 standard specifies the requirements for titanium-alloy seamless pipes and tubes for general corrosion-resisting and elevated-temperature services. The Grade 2 titanium alloy seamless pipe has a density of 4.51 g/cm³, a tensile strength of 379 MPa, and a yield strength of 275 MPa. The seamless pipe is available in various sizes and dimensions and can be easily welded and fabricated as per the specific requirements of the applications.
Overall, ASTM B861 GR.2 seamless pipe is a high-quality, versatile, and durable material with a wide range of applications in various industries, and is widely used for its excellent properties and performance.
What are the properties of Grade 2 titanium alloy seamless pipe, as per ASTM B861?
1. Excellent Corrosion Resistance: Grade 2 titanium alloy seamless pipe demonstrates excellent corrosion resistance to a broad range of aqueous environments, including seawater, chlorides, and other chemical solutions. This makes it ideal for applications in marine equipment, chemical processing, and other industries.
2. Good Strength-to-Weight Ratio: The Grade 2 titanium alloy seamless pipe has a relatively low density of 4.51 g/cm³ and a tensile strength of 379 MPa, providing an excellent strength-to-weight ratio. This makes it an ideal material for aerospace, automotive, and other applications that require lightweight and high-strength materials.
3. Good Ductility: The seamless pipe exhibits good ductility, which allows it to be readily formed and fabricated into various shapes and sizes without compromising on its mechanical properties.
4. Excellent Biocompatibility: Grade 2 titanium alloy seamless pipe exhibits outstanding biocompatibility with human tissues and is, therefore, widely used in medical implants, such as orthopedic devices, dental implants, and pacemakers.
5. Easy Weldability and Fabrication: The seamless pipe can be easily welded and fabricated using standard techniques, such as TIG and MIG welding, to produce complex designs and shapes.
In summary, the Grade 2 titanium alloy seamless pipe, as per ASTM B861, has excellent corrosion resistance, high strength-to-weight ratio, ductility, biocompatibility, and easy weldability and fabrication, making it an ideal material for various industrial applications.
Chemical Composition of ASTM B861 Grade 2 Titanium Seamless Pipes
| Element | Chemical Composition % | ||||||||
| Grade 1 | Grade 2 | Grade 3 | Grade 5 | Grade 7 | Grade 9 | Grade 11 | Grade 12 | Grade 23 | |
| Nitrogen, max | 0.03 | 0.03 | 0.05 | 0.05 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
| Carbon, max | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 |
| Hydrogen, max | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.0125 |
| Iron, max | 0.20 | 0.30 | 0.30 | 0.40 | 0.30 | 0.25 | 0.20 | 0.30 | 0.25 |
| Oxygen, max | 0.18 | 0.25 | 0.35 | 0.20 | 0.25 | 0.15 | 0.18 | 0.25 | 0.13 |
| Aluminum | … | … | … | 5.5-6.75 | … | 2.5-3.5 | … | … | 5.5-6.5 |
| Vanadium | … | … | … | 3.5-4.5 | … | 2.0-3.0 | … | … | 3.5-4.5 |
| Tin | … | … | … | … | … | … | … | … | … |
| Ruthenium | … | … | … | … | … | … | … | … | … |
| Palladium | … | … | … | … | 0.12-0.25 | … | 0.12-0.25 | … | … |
| Molybdenum | … | … | … | … | … | … | … | 0.2-0.4 | … |
| Chromium | … | … | … | … | … | … | … | … | … |
| Nickel | … | … | … | … | … | … | … | 0.6-0.9 | … |
| Niobium | … | … | … | … | … | … | … | … | … |
| Ziconium | … | … | … | … | … | … | … | … | … |
| Silicon | … | … | … | … | … | … | … | … | … |
| Residuals, max each | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Residuals, max total | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Titanium | balance | balance | balance | balance | balance | balance | balance | balance | balance |
| Grade | Tensile Strength, min | Yield Strength (0.2% Offset) | Elongation 2 in. or 50 mm | |||||
|
| min | max | ||||||
| Ksi | (Mpa) | Ksi | (Mpa) | Ksi | (Mpa) | gage length min % |
| |
| Grade 1 | 35 | (240) | 25 | (170) | 45 | (310) | 24 | |
| Grade 2 | 50 | (345) | 40 | (275) | 65 | (450) | 20 | |
| Grade 3 | 65 | (450) | 55 | (380) | 80 | (550) | 18 | |
| Grade 5 | 130 | (895) | 120 | (828) | … | … | 10 | |
| Grade 7 | 50 | (345) | 40 | (275) | 65 | (450) | 20 | |
| Grade 9 | 90 | (620) | 70 | (483) | 45 | … | 15 | |
| Grade 11 | 35 | (240) | 25 | (170) | … | (310) | 24 | |
| Grade 12 | 70 | (483) | 50 | (345) | … | … | 18 | |
| Grade 23 | 120 | (828) | 110 | (759) | … | … | 10 | |
The Grade 2 titanium alloy seamless pipe, as per ASTM B861, has a wide range of applications in various industries, including:
1. Aerospace: The Grade 2 titanium alloy seamless pipe is used in various aerospace applications, such as aircraft engines, airframes, and landing gear components, due to its lightweight, high strength-to-weight ratio, and excellent corrosion resistance.
2. Chemical Processing: The seamless pipe is used in chemical processing equipment, such as heat exchangers, reactors, and tanks, due to its excellent corrosion resistance to a broad range of chemical solutions.
3. Marine Equipment: The Grade 2 titanium alloy seamless pipe is used in marine equipment, such as seawater desalination, offshore oil and gas exploration, and shipbuilding, due to its excellent corrosion resistance to seawater and other harsh marine environments.
4. Medical Implants: The seamless pipe is used in medical implants, such as dental implants, orthopedic devices, and pacemakers, due to its outstanding biocompatibility with human tissues.
5. Automotive: The Grade 2 titanium alloy seamless pipe is used in various automotive components, such as exhaust systems, suspension components, and wheels, due to its lightweight and high strength-to-weight ratio.
6. Sports Equipment: The seamless pipe is used in sports equipment, such as golf clubs, bicycle frames, and tennis rackets, due to its lightweight and high-strength properties.
| Selling Units | : | Kilogram |
|---|---|---|
| Package Type | : | Ply-wooden cases with plastic caps |
Packaging: Ply-wooden cases with plastic caps
Productivity: 100 tons per month
Transportation: Ocean,Land,Air,Express
Place of Origin: China
Supply Ability: According to Client's Request
Certificate: ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
HS Code: 8108904090
Payment Type: L/C,T/T
Incoterm: FOB,CIF,EXW,CIP,Express Delivery
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