3j22 Uns K94650 Co40nicrmow Diafex К 40Н Х М В Dynavar Nickel Alloy Round Pipe/Tube

• Customization: Available
• Type: Nickel Pipe
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Model NO.: 3J22 UNS K94650 Co40NiCrMoW Diafex
• Composition: Precision Alloy
• Technique: Cold Drawn
• Shape: Pipe
• Surface Treatment: Polished
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
• Application: Power Plant Desulfurization and Denitration, Therm
• MOQ: 20kg
• Trade Terms: EXW, Fob, CIF, CFR
• Stock: Stock Available
• Delivery Time: 10-15day
• Transport Package: Marine Packaging of Metal
• Specification: 10-300mm or customizable
• Trademark: Titanium-nickel alloy
• Origin: China
• HS Code: 7226920000
• Production Capacity: 5000ton/Month

Product Description

 

Product Description

3J22 (also known as UNS K94650, Co40NiCrMoW, Diafex, К40НХМВ, Dynavar) is a high-performance nickel-based alloy with a unique composition that includes cobalt (Co), nickel (Ni), chromium (Cr), molybdenum (Mo), and tungsten (W). This alloy is specifically designed for use in extreme environments where high temperature, corrosion resistance, and mechanical strength are critical.

The 3J22 alloy is known for its excellent oxidation resistance, high creep strength, and long-term stability in demanding applications such as aerospace, power generation, and chemical processing. It is particularly suited for components that experience high temperatures and mechanical stresses.

 

Specifications:

Parameter	Details
Alloy Name	3J22 (UNS K94650, Co40NiCrMoW, Diafex, К40НХМВ, Dynavar)
Material Type	Nickel-Cobalt-Chromium-Molybdenum-Tungsten Alloy
Product Form	Round Pipe / Tube (Seamless & Welded)
Standards	ASTM B625, ASTM B619, AMS 5707
Outer Diameter (OD)	6 mm - 500 mm (customizable)
Wall Thickness	0.5 mm - 50 mm (customizable)
Length	Up to 12 meters (custom lengths available)
Surface Finish	Annealed, Pickled, Polished
Density	8.3 g/cm³
Melting Point	1370-1450°C
Tensile Strength	≥ 900 MPa
Yield Strength	≥ 600 MPa
Elongation	≥ 20%
Hardness	≤ 85 HRB
Corrosion Resistance	Excellent resistance to oxidation, carburization, and sulfidation
Weldability	Excellent weldability (supports TIG, MIG, and SMAW welding)

 

Key Features of 3J22 Alloy:

1. High-Temperature Resistance:

   • 3J22 alloy excels in high-temperature applications, offering outstanding oxidation resistance and thermal stability at temperatures up to 1300°C (2372°F).
   • Ideal for aerospace, turbine components, and high-performance engines exposed to extreme heat.

2. Mechanical Strength:

   • The alloy provides excellent tensile strength (minimum 900 MPa) and yield strength (minimum 600 MPa), ensuring superior mechanical performance under high stress and temperature.
   • Creep resistance is outstanding, which makes it suitable for long-term high-stress applications.

3. Corrosion and Wear Resistance:

   • The alloy offers superior resistance to oxidation, carburization, and sulfidation, making it perfect for chemical reactors, heat exchangers, and marine components exposed to aggressive environments.
   • It also exhibits wear resistance in harsh mechanical environments.

4. Weldability:

   • 3J22 alloy has excellent weldability and is compatible with TIG, MIG, and SMAW welding processes, making it versatile for various fabrication methods.

 

Common Applications:

• Aerospace Industry:

  • Turbine blades, jet engine components, exhaust systems, and combustion chambers exposed to extreme temperatures.
  • High-performance aerospace components that require both thermal stability and mechanical strength.

• Power Generation:

  • Gas turbines, power plant components, heat exchangers, and superheaters.
  • Used in high-temperature piping systems and components that require long-term performance at elevated temperatures.

• Chemical & Petrochemical Industries:

  • Chemical reactors, furnace linings, and heat exchangers exposed to corrosive chemicals.
  • Ideal for high-temperature chemical processes involving sulfur, hydrocarbons, and chlorine.

• Industrial Applications:

  • Industrial furnaces, heat treatment systems, and high-performance manufacturing equipment.
  • Components exposed to thermal cycling and harsh mechanical stresses in industrial environments.

 

Detailed Photos

Company Profile

 

 Shandong Titanium Nickel Special Steel Co., Ltd., registered funds (one thousand yuan for 10,000 yuan), the company is mainly committed to high -tech enterprises that are integrated with special alloy materials, specializing in the research and sales of special alloys such as nickel -based and iron -based. Products include corrosion-resistant alloys, superalloys, precision alloys, Hastelloy, Monel, INCONEL, INCOLOY, copper-nickel alloys, titanium and titanium alloys, zirconium and zirconium alloys, nickel and nickel-based alloys, nickel-cobalt-based heat-resistant alloys , Hafnium alloy, etc., more than 60 kinds of alloy materials such as special stainless steel. On the basis of stabilizing the quality of the original products, according to the market demand, it solves the quality problems existing in the traditional metallurgical process, and ensures the low miscellaneous and low deflection of the alloy material products, which has won an excellent reputation in the industry.

 

 

 

 

 

 

Factory workshop

Product application

Packaging & Shipping

FAQ

 

1. What are precision alloy tubes?

Precision alloy tubes are high-performance metal tubes made from specialized alloys, such as nickel-based, iron-nickel, and cobalt-based alloys. They offer excellent mechanical, thermal, and magnetic properties for demanding applications in aerospace, electronics, and industrial fields.

2. What types of precision alloy tubes are available?

We offer various types, including:

• Nickel Alloy Tubes (e.g., Inconel, Monel, Hastelloy)
• Iron-Nickel Alloy Tubes (e.g., 1J06, 1J50, 1J79)
• Cobalt-Based Alloy Tubes (e.g., Kovar, Superalloys)
• Stainless Steel Precision Tubes

3. What are the advantages of using precision alloy tubes?

• High strength and durability
• Excellent corrosion and oxidation resistance
• Superior thermal stability
• Good magnetic and electrical properties
• Precise dimensional tolerances

4. What industries use precision alloy tubes?

Precision alloy tubes are widely used in:

• Aerospace & Aviation - Engine components, heat exchangers
• Electronics & Semiconductors - Magnetic shielding, sensor components
• Medical Equipment - Surgical instruments, implants
• Energy & Power high-temperature piping
• Automotive - Exhaust systems, fuel injectors

5. What are the standard dimensions and tolerances?

We provide tubes with customized outer diameters, wall thicknesses, and lengths based on customer specifications. Our precision manufacturing ensures tight dimensional tolerances for high-performance applications.

6. How are precision alloy tubes manufactured?

The manufacturing processes include:

• Cold Drawing - For high dimensional accuracy and smooth surfaces
• Hot Rolling - For enhanced mechanical strength
• Seamless or Welded Production - Depending on the application
• Heat Treatment & Surface Finishing - To improve performance characteristics

7. How do I choose the right high-temperature alloy pipe for my application?
Factors to consider include:

• Operating temperature and pressure

• Corrosive environment (acidic, alkaline, seawater, etc.)

• Mechanical strength requirements

• Compliance with industry standards and regulations

• Cost and availability

8. How can I get a quote?

You can request a quote through the following methods:

• Submit a quote request form on our website
• Call our sales hotline
• Contact us via email Please provide details such as the alloy type, specifications, quantity, and delivery location to receive an accurate quote.

9. Do you support international shipping?

Yes, we offer worldwide shipping. Our experienced logistics team can assist with various international shipping issues, including transportation options, customs handling, and destination requirements.

10. What payment methods do you accept?

We accept various payment methods, including bank transfers, credit card payments, PayPal, and more. The specific payment method can be confirmed based on the order amount and customer preferences.

11. Do you offer returns or exchanges?

Due to the customized or specialty nature of Hastelloy materials, our return and exchange policy is strict. Standard stock products can be returned or exchanged if they are unused and unprocessed. Please confirm the return/exchange conditions and process with our sales team before placing an order.

12. What certifications or documentation do you provide?

We can provide the following certifications and documents:

• Material inspection reports
• Material certificates
• Compliance certificates (e.g., ISO 9001 certification)
• Other certification documents as required by the customer

13. Do you offer processing or customization services?

Yes, we provide customized processing services for Hastelloy alloys, including cutting, welding, precision machining, and more. Whether it's standard dimensions or special requirements, we can process the materials to meet your needs.

14. How can I contact you for more information?

You can contact us through the following methods:

Online support: Visit our website for live chat

Address: 300 Meters North of Liaoniu Road and Xindong Ring Road, Liaocheng High-Tech Zone, Liaocheng, Shandong, China

We look forward to providing you with high-quality products and services!

If you have any other questions, feel free to contact us, and we will do our best to assist you!