Hastelloy B3 Pipes Scorodite

1. Hastelloy B3 Pipes – High Corrosion Resistance Nickel Alloy Pipes for Chemical & Industrial Applications Hastelloy B3 Pipes are high-performance nickel-molybdenum alloy pipes specifically engineered to deliver outstanding resistance to strong reducing acids such as hydrochloric, hydrobromic, and sulfuric acids. They represent an improved version of Hastelloy B2, offering enhanced thermal stability, improved fabrication characteristics, and superior corrosion resistance in varying process conditions. These pipes are widely recognized for their ability to resist pitting, stress corrosion cracking, and knife-line attack, making them ideal for highly aggressive chemical environments. For more details and product specifications, visit scorodite.com— your trusted partner for nickel alloy pipes, tubes, and fittings. Types of Hastelloy B3 Pipes Hastelloy B3 Pipes are available in several forms based on manufacturing methods and end-use applications: Seamless Pipes: Designed for high-pressure, high-temperature environments where reliability and leak-free performance are crucial. Welded Pipes: Preferred for larger diameters and moderate pressure systems, offering cost-effectiveness and flexibility. ERW (Electric Resistance Welded) Pipes: Used for medium-duty and structural applications. Fabricated Pipes: Custom-engineered to meet special process requirements, including unusual diameters or wall thicknesses. Use-Case Classification: Process Lines: Involving acids and chemicals in refineries and fertilizer plants. Heat Exchangers & Condensers: Used in corrosive gas and liquid transfer systems. Instrumentation & Control Systems: Precision flow and pressure monitoring lines. Applications of Hastelloy B3 Pipes Due to their superior corrosion resistance and mechanical stability, Hastelloy B3 Pipes are extensively used in:

2. Chemical and Petrochemical Processing Pharmaceutical Manufacturing Power Generation Pulp & Paper Production Marine and Offshore Applications Pollution Control Equipment Real-World Examples: Reactor vessels and piping for hydrochloric acid production. Heat exchangers in power and fertilizer plants. Acid recovery and concentration units in chemical industries. Pressure vessels handling reducing media. Grades and Standards International Standards: ASTM B619 / ASME SB619 (Welded) ASTM B622 / ASME SB622 (Seamless) ASTM B626 / ASME SB626 (Welded, cold-worked, and annealed) Equivalent Designations: UNS N10675 Werkstoff Nr. 2.4600 EN 2.4600 Description: Hastelloy B3 is a nickel-molybdenum alloy designed to offer even greater thermal stability and fabrication flexibility compared to B2, making it resistant to both as-welded and as-fabricated conditions without loss of corrosion resistance. Technical Specifications Property Specification Size Range Wall Thickness Type Form End 6.35 mm OD to 254 mm OD 0.6 mm to 20 mm Seamless / Welded / ERW / Fabricated Round, Square, Hydraulic Plain End, Beveled End, Threaded

3. Property Specification Length Temperature Range Up to 870°C (1600°F) Pressure Rating High-pressure capable depending on diameter & wall thickness Density 9.22 g/cm³ Melting Point 1370°C – 1418°C Single Random, Double Random, Cut Length Dimensional / Weight Chart (Approx.) Nominal Pipe Size (NPS) Outside Diameter (mm) Wall Thickness (mm) Weight (kg/m) ½” 21.3 1” 33.4 2” 60.3 3” 88.9 4” 114.3 6” 168.3 2.77 3.38 3.91 5.49 6.02 7.11 1.24 2.52 5.54 11.29 15.85 28.26 Manufacturing Process 1.Raw Material Inspection: High-grade nickel and molybdenum alloys are sourced from certified suppliers. 2.Forming: Extrusion or plate rolling and welding depending on the pipe type. 3.Heat Treatment: Solution annealing at controlled temperatures for improved microstructure. 4.Cold Drawing: For enhanced surface finish and dimensional precision. 5.Testing & Quality Control: oHydrostatic Pressure Testing oNon-Destructive Testing (Ultrasonic, Eddy Current) oPMI (Positive Material Identification) oChemical & Mechanical Analysis 6.Surface Treatment: Pickling and passivation to remove scale and impurities. 7.Final Inspection: Visual, dimensional, and documentation verification before dispatch. Advantages / Benefits Excellent corrosion resistance in strong reducing acids Enhanced thermal stability compared to Hastelloy B2 Superior resistance to pitting and knife-line corrosion High mechanical strength under pressure and temperature stress

4. Easy fabrication and welding with proper technique Extended service life with low maintenance cost Why It’s Preferred: Hastelloy B3 surpasses older versions like B2 by offering improved structural stability and fabricability without compromising corrosion performance, making it suitable for critical chemical process industries. How to Select the Right Hastelloy B3 Pipes Key Criteria: Type of chemical medium (reducing or oxidizing) Required pressure and temperature range Applicable ASTM/ASME standards Dimensional and tolerance requirements Supplier’s certification and traceability Selection Checklist: ☑ Confirm ASTM B622/B619/B626 compliance ☑ Ensure mill test certification (EN 10204 3.1/3.2) ☑ Verify NDT reports and PMI results ☑ Choose appropriate wall thickness for process pressure Compliance and Certifications Hastelloy B3 Pipes from reputed manufacturers adhere to: ISO 9001:2015 PED 97/23/EC IBR (Indian Boiler Regulation) NACE MR0175 / MR0103 CE Marking for European conformity Importance: These certifications ensure consistent product performance, safety in operation, and global project acceptance for critical chemical process installations. Hastelloy B3 Pipes vs Hastelloy B2 Pipes

5. Property Hastelloy B2 Ni-Mo Excellent in reducing acids Moderate Limited Hastelloy B3 Composition Ni-Mo (Improved) Enhanced stability & corrosion resistance Superior Excellent Corrosion Resistance Thermal Stability Fabricability Knife-Line Attack Resistance Applications Good Exceptional Acid process lines Advanced chemical process systems FAQs About Hastelloy B3 Pipes 1.What makes Hastelloy B3 better than B2? Hastelloy B3 offers improved thermal stability, better fabricability, and enhanced corrosion resistance in reducing environments. 2.Is Hastelloy B3 resistant to oxidizing agents? No, it performs best in reducing environments and should not be used with oxidizing media. 3.Can Hastelloy B3 be welded easily? Yes, with proper filler metals and post-weld heat treatment, it maintains excellent corrosion resistance. 4.What are the temperature limits for Hastelloy B3? It operates effectively up to approximately 870°C (1600°F). 5.Which industries primarily use Hastelloy B3 Pipes? Chemical processing, power generation, pharmaceuticals, and marine engineering. 6.What are the available sizes and thicknesses? Sizes range from 6.35 mm OD to 254 mm OD with wall thicknesses between 0.6 mm to 20 mm. 7.Are Hastelloy B3 Pipes certified for international projects? Yes, manufacturers typically supply ISO, PED, and IBR-certified material for global compliance. About Scorodite Stainless India Pvt. Ltd. Scorodite Stainless India Pvt. Ltd. stands as a prominent manufacturer, supplier, and exporter of Hastelloy B3 Pipes and other corrosion-resistant alloy products. The company specializes in precision-engineered piping solutions for critical industrial applications, adhering to global standards like ASTM, ASME, and ISO. With a commitment to quality, timely delivery, and customer satisfaction, Scorodite serves clients across chemical, petrochemical, power, and marine sectors worldwide.

6. Call-to-Action: Download our detailed Hastelloy B3 Pipes datasheet or Request a Quote today to receive a customized price estimate. Contact Information: Address: 1st Floor, 38, Kamer Building, Cawasji Patel Street, Fort, Mumbai 400001, MH - (INDIA) Phone No: +91-9833302061 / +91-9930942000 Email: info@scorodite.com