
Hastelloy B2 Flange ASME B16.11 1” Class 150
✅ Hastelloy B2 Flange – ASME B16.11 – 1" – Class 150
Product Name: Hastelloy B2 Flange
Standard: ASME B16.11
Nominal Size: 1 inch
Pressure Rating: Class 150
Material: Hastelloy B2 (UNS N10665)
Flange Type: Socket Weld Flange (SW Flange)
🔍 Product Overview:
The Hastelloy B2 Socket Weld Flange, manufactured to ASME B16.11 Class 150 specifications, is an essential component for highly corrosive applications. Made from Hastelloy B2 (UNS N10665), a nickel-molybdenum alloy, this flange provides exceptional resistance to hydrochloric acid, as well as to other reducing acids and highly corrosive environments. The socket weld flange design allows for quick, reliable installations, and is ideal for smaller pipelines or where space and welding access are limited. The Class 150 pressure rating makes it suitable for low to medium-pressure applications.
🛡️ Material Advantages – Hastelloy B2:
Outstanding corrosion resistance to hydrochloric acid, sulfuric acid, and other reducing acids at various concentrations and temperatures
High resistance to stress corrosion cracking in reducing environments
Excellent weldability and formability, making it ideal for applications that require high-quality welding joints
Suitable for use in industries such as chemical processing, pharmaceuticals, and petrochemicals, where materials are exposed to extreme corrosive conditions
High-temperature performance with resistance to oxidation and corrosion up to 1400°F (760°C)
Excellent mechanical properties, offering strength, durability, and reliability in harsh environments
⚙️ Flange Features:
Flange Type: Socket Weld Flange (SW Flange) – The socket weld design is ideal for pipes requiring high integrity joints, providing a reliable and robust connection without the need for external welding on the flange itself
Standard: ASME B16.11 – Manufactured according to the American Society of Mechanical Engineers (ASME) standards, ensuring precision and reliability in performance
Pressure Rating: Class 150 – Suitable for applications operating at low to medium pressure, up to 285 psi at ambient temperature
Size: 1 inch – Ideal for small-diameter piping systems, particularly those in tight spaces or where precision fittings are required
Material: Hastelloy B2 – A nickel-molybdenum alloy known for its resistance to aggressive corrosive environments, particularly hydrochloric acid and other reducing chemicals
Dimensions: Manufactured according to ASME B16.11 specifications, ensuring compatibility with other system components
Face Type: Flat Face (FF) or Raised Face (RF), depending on application requirements
🏭 Typical Applications:
Chemical Processing: Used in systems handling highly corrosive acids, including hydrochloric acid, and various chemical reactions
Pharmaceutical Manufacturing: Ideal for clean and corrosion-resistant connections in pharmaceutical production, ensuring material integrity under stringent conditions
Petrochemical: Common in refining and petrochemical processing systems exposed to harsh chemicals
Hydrochloric Acid Handling: Frequently used in systems that deal with HCl or other reducing agents, where materials need to withstand severe corrosive stress
Marine and Offshore: Utilized in marine environments exposed to saltwater and other corrosive agents
📄 Certifications & Options:
ASME B16.11 compliant for socket weld flange standards
Available with EN 10204 3.1/3.2 mill test certificates for full traceability
NACE MR0175 compliant, suitable for sour gas and corrosive conditions
FDA-compliant options for food-grade applications
Custom sizes, pressure ratings, and face types available upon request
Full traceability and documentation available
✅ Why Choose SSM for Hastelloy B2 Flanges?
Premium Hastelloy B2 material, offering superior corrosion resistance and high performance in reducing environments
Manufactured to ASME B16.11 Class 150 standards for consistent quality and reliable performance
Socket weld flange design for easy installation in tight spaces with reliable sealing
Custom options available for special material, size, and pressure requirements
Global shipping and on-time delivery to meet tight project schedules
Competitive pricing and technical support for project success
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