Hastelloy Socket Weld and Threaded Fittings

Hastelloy Socket Weld and Threaded Fittings are used in industries that require exceptional resistance to harsh environments, such as chemical processing and aerospace. Hastelloy alloys are known for their excellent resistance to oxidation, corrosion, and high temperatures. Here's a detailed look at the specifications, grades, and equivalent materials for Hastelloy socket weld and threaded fittings.Hastelloy Socket Weld and Threaded Fittings1. Overview• Grades: Commonly used grades include Hastelloy C-276, Hastelloy B-3, and Hastelloy B-2.• Standard: ASME B16.11 (for dimensions)• Types: Socket Weld Fittings and Threaded Fittings2. Material Grades and SpecificationsHastelloy C-276 (UNS N10276)Hastelloy B-3 (UNS N10675)Hastelloy B-2 (UNS N10665)3. Types of FittingsSocket Weld Fittings:• Elbows: Change the direction of the pipe.o 90° Elbowo 45° Elbow• Tees: Connect three pipes.o Equal Tee: All three outlets are the same size.o Reducing Tee: One outlet is a different size.• Couplings: Join two pipes of the same size.o Full Couplingo Half Coupling• Unions: Allow for easy disconnection of piping.• Plugs and Caps: Seal the end of a pipe or fitting.Threaded Fittings:• Elbows: Change the direction of the pipe.o 90° Elbowo 45° Elbow• Tees: Connect three pipes.o Equal Teeo Reducing Tee• Couplings: Join two pipes of the same size.o Full Couplingo Half Coupling• Bushings: Reduce the size of a fitting.• Plugs and Caps: Seal the end of a pipe or fitting.• Unions: Allow for easy disconnection of piping.5. Pressure Ratings• Class 3000: Up to 3000 psi (206.8 bar) at 100°F (38°C)• Class 6000: Up to 6000 psi (413.7 bar) at 100°F (38°C)6. Standards and Specifications• ASME B16.11: Covers the dimensions, materials, and pressure-temperature ratings for socket weld and threaded fittings.• ASTM Standards: Provide material specifications for Hastelloy alloys, such as ASTM B574 for Hastelloy C-276, ASTM B575 for Hastelloy B-3, and ASTM B622 for Hastelloy B-2.SummaryHastelloy Socket Weld and Threaded Fittings are designed to perform in extreme environments where high resistance to corrosion, oxidation, and high temperatures is required. The most common grades include Hastelloy C-276, B-3, and B-2, each offering unique properties suited to different applications. These fittings adhere to dimensions and pressure ratings as defined by ASME B16.11, and material specifications are covered by relevant ASTM standards. They are essential components for industries such as chemical processing, aerospace, and pollution control.SPECFICATIONS:• Manufacturing Range: DN 15 (1/2”) to DN 100 (4”)• Rating/Class: 3000/6000/9000• Dimension Standard: ANSI/ASME B16.11, BS 3799, MSS SP83, MSS SSP97, etc.