Here's some information about Hastelloy C-22 and C-276 pipe fittings:

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Hastelloy C-22 Pipe Fittings:

Hastelloy C-22 is a versatile nickel-chromium-molybdenum-tungsten alloy with enhanced resistance to both oxidizing and reducing environments.

Hastelloy C-22 Pipe fittings are suitable for applications involving chemicals such as chlorides, acids, and more.

They offer excellent resistance to pitting, crevice corrosion, and stress-corrosion cracking.

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Hastelloy C-276 Pipe Fittings

Hastelloy C-276 is a corrosion-resistant alloy with a high molybdenum content, making it highly resistant to pitting and crevice corrosion.

These pipe fittings are used in harsh environments where resistance to aggressive chemicals like sulfuric acid, hydrochloric acid, and chlorine is required.

Hastelloy C-276 Pipe fitting is also known for its excellent resistance to stress-corrosion cracking and oxidizing environments.

Common types of pipe fittings made from Hastelloy C-22 and C-276 include elbows, tees, reducers, flanges, and more. These fittings are available in various sizes and configurations to suit different piping systems and applications.

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When selecting Hastelloy C-22 or C-276 pipe fittings for a specific application, it's crucial to consider factors like temperature, pressure, chemical compatibility, and the specific requirements of your system. Additionally, proper installation and maintenance are essential to ensure the longevity and performance of these fittings.