ASTM B392 NbZr Niobium Flanges

As a leading manufacturer and supplier of high-quality metal products, Amardeep Steel Centre LLP takes pride in offering a wide range of specialized flanges designed to meet the diverse needs of various industries. Among these, ASTM B392 NbZr Niobium Flanges stand out for their exceptional properties and applications. This article delves into what ASTM B392 NbZr Niobium Flanges are, their properties, advantages, and their relevance in various industries.

What is ASTM B392 NbZr Niobium Flanges?

ASTM B392 is a specification that covers the requirements for niobium and niobium alloy materials, including NbZr (Niobium-Zirconium) alloy, for the manufacturing of flanges. NbZr Niobium Flanges are specialized components made from an alloy that primarily consists of niobium with the addition of zirconium, enhancing its mechanical properties and corrosion resistance.

Niobium, formerly known as columbium, is a rare, soft, and ductile metal that is highly resistant to corrosion and oxidation. When alloyed with zirconium, niobium’s properties are further enhanced, making it suitable for demanding applications in industries such as aerospace, chemical processing, nuclear energy, and medical technology.

ASTM B392 NbZr Niobium Flanges

Key Properties of ASTM B392 NbZr Niobium Flanges:

  1. Corrosion Resistance: NbZr Niobium Flanges exhibit exceptional resistance to corrosion, particularly in acidic environments. This makes them ideal for use in chemical processing industries where exposure to harsh chemicals is common.
  2. High Temperature Stability: Niobium alloys, including NbZr, maintain their structural integrity at elevated temperatures, making them suitable for applications in high-temperature environments, such as in aerospace and nuclear industries.
  3. Low Thermal Expansion: The low coefficient of thermal expansion of NbZr Niobium Flanges ensures dimensional stability under varying thermal conditions, reducing the risk of thermal stress and deformation.
  4. Biocompatibility: Niobium is biocompatible, meaning it is well-tolerated by the human body. This property makes NbZr Niobium Flanges a preferred choice in medical applications, including implants and medical devices.
  5. High Strength and Toughness: The addition of zirconium to niobium enhances the alloy’s mechanical properties, providing high strength and toughness, which are essential for demanding industrial applications.

ASTM B392 NbZr Niobium Flanges Advantages

The unique properties of NbZr Niobium Flanges confer several advantages, making them a preferred choice in various industries. Some of the notable advantages include:

  1. Extended Service Life: The corrosion resistance and high-temperature stability of NbZr Niobium Flanges ensure a long service life, even in harsh environments, reducing the need for frequent replacements and maintenance.
  2. Versatility: These flanges can be used in a wide range of applications, from chemical processing and aerospace to medical technology, due to their diverse set of properties.
  3. Cost-Effectiveness: Although niobium and its alloys are considered rare and expensive, the long-term benefits of using NbZr Niobium Flanges, such as reduced maintenance costs and extended service life, make them a cost-effective choice for critical applications.
  4. Enhanced Safety: The biocompatibility and resistance to high temperatures and corrosion contribute to the safety and reliability of NbZr Niobium Flanges in sensitive applications, such as in medical implants or nuclear reactors.
  5. Sustainability: Niobium alloys, including NbZr, are recyclable, making them a more sustainable option compared to some other materials. This is particularly important in industries that prioritize environmental responsibility.
NbZr Niobium Flanges
ASTM B392 Niobium Flanges

Schedule and Size Chart

Schedule Size (Inches) Outer Diameter (OD) Thickness (T) Bore (B) Flange Type
SCH 10 1/2″ – 24″ 0.84″ – 24.00″ 0.065″ – 0.375″ 0.62″ – 23.00″ Weld Neck, Blind, Slip-On
SCH 40 1/2″ – 24″ 0.84″ – 24.00″ 0.109″ – 0.688″ 0.62″ – 23.00″ Weld Neck, Blind, Slip-On
SCH 80 1/2″ – 24″ 0.84″ – 24.00″ 0.147″ – 0.875″ 0.62″ – 23.00″ Weld Neck, Blind, Slip-On
SCH 160 1/2″ – 24″ 0.84″ – 24.00″ 0.188″ – 1.031″ 0.62″ – 23.00″ Weld Neck, Blind, Slip-On

Mechanical Properties Chart

Property Value
Tensile Strength 275 MPa – 345 MPa
Yield Strength (0.2% offset) 140 MPa – 200 MPa
Elongation 20% – 30%
Hardness (Rockwell) 40 – 60 HRB
Modulus of Elasticity 104 GPa – 107 GPa

Specifications Chart

Specification Details
Material NbZr (Niobium-Zirconium Alloy)
ASTM Standard ASTM B392
Flange Types Weld Neck, Blind, Slip-On, Socket Weld, Lap Joint
Pressure Ratings 150, 300, 600, 900, 1500, 2500 PSI
Face Types Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)

Tensile Strength Chart

Temperature (°C) Tensile Strength (MPa)
20°C 345 MPa
100°C 335 MPa
200°C 325 MPa
300°C 310 MPa
400°C 295 MPa

Heat Treatment Requirement Chart

Heat Treatment Temperature Range (°C) Time Duration Cooling Method
Annealing 950°C – 1050°C 1 – 2 hours Air Cooling
Stress Relieving 600°C – 800°C 30 minutes – 1 hour Air Cooling

Chemical Composition Chart

Element Composition (%)
Niobium (Nb) 98.0% – 99.0%
Zirconium (Zr) 0.8% – 1.2%
Titanium (Ti) ≤ 0.01%
Iron (Fe) ≤ 0.05%
Tantalum (Ta) ≤ 0.1%

Physical Properties Chart

Property Value
Density 8.57 g/cm³
Melting Point 2477°C
Thermal Conductivity 54 W/m·K (at 20°C)
Electrical Resistivity 152 nΩ·m (at 20°C)
Coefficient of Thermal Expansion 7.3 µm/m·K (20°C – 1000°C)

Application Chart

Industry Application
Chemical Processing Used in reactors, piping systems, and heat exchangers handling corrosive chemicals.
Aerospace Components in jet engines, rocket propulsion systems, and high-temperature applications.
Nuclear Energy Parts in nuclear reactors, including coolant systems and radiation shielding components.
Medical Technology Medical implants, surgical tools, and medical devices requiring biocompatibility.
Superconductors Used in the manufacture of superconducting magnets and devices for advanced technologies.

Why Choose Amardeep Steel Centre LLP for Your NbZr Niobium Flanges?

  1. Quality Assurance: Our ASTM B392 NbZr Niobium Flanges are produced to exact specifications, ensuring consistency, reliability, and performance in every flange we deliver.
  2. Customization: We offer a range of customization options to meet the specific needs of our clients. Whether you require a specific size, pressure rating, or configuration, we can deliver NbZr Niobium Flanges tailored to your requirements.
  3. Expertise: With years of experience in the industry, our team of experts is well-equipped to provide technical support and guidance, helping you choose the right flanges for your application.
  4. Global Reach: As a leading supplier of metal products, Amardeep Steel Centre LLP serves clients across the globe. Our extensive distribution network ensures timely delivery of your orders, no matter where you are located.
  5. Competitive Pricing: We strive to offer our customers the best value for their investment. Our competitive pricing, combined with the superior quality of our products, makes us the preferred supplier for ASTM B392 NbZr Niobium Flanges.

ASTM B392 NbZr Niobium Flanges are a critical component in various high-stakes industries due to their exceptional properties, including corrosion resistance, high-temperature stability, and biocompatibility. At Amardeep Steel Centre LLP, we are proud to offer these flanges, manufactured to the highest standards, ensuring reliability and performance in your most demanding applications.

Global Reach

Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM B392 NbZr Niobium Flanges. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

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