Specifications

Introduction
Hastelloy C-276 is a high-performance nickel-molybdenum-chromium alloy known for its exceptional corrosion resistance in harsh environments. Seamless Hastelloy C-276 pipes are widely used in industries that require durable and reliable piping solutions, such as chemical processing, marine applications, and power plants. Their superior resistance to oxidizing and reducing agents makes them an ideal choice for handling aggressive fluids and gases.

Material Overview
Hastelloy C-276 (UNS N10276) is a nickel-based alloy with the following composition:
Nickel (Ni): 57% minimum
Molybdenum (Mo): 15-17%
Chromium (Cr): 14.5-16.5%
Iron (Fe): 4-7%
Cobalt (Co): 2.5% maximum
Tungsten (W): 3-4.5%
Other Elements: Small amounts of manganese, silicon, and carbon
This alloy is highly resistant to pitting, crevice corrosion, and stress corrosion cracking, making it suitable for extreme chemical and high-temperature environments.

Applications
Seamless Hastelloy C-276 pipes are utilized in a variety of demanding applications, including:
Chemical Processing: Used in reactors, heat exchangers, and piping systems for handling acidic and corrosive substances such as sulfuric acid, hydrochloric acid, and nitric acid.
Marine Industry: Ideal for seawater piping systems due to its excellent resistance to saltwater corrosion and biofouling.
Power Plants: Used in flue gas desulfurization systems, heat recovery units, and superheaters where high-temperature resistance is required.
Aerospace & Defense: Applied in fuel and hydraulic systems where extreme environmental conditions demand high corrosion resistance.
Pharmaceutical & Food Processing: Ensures contamination-free processing due to its non-reactive nature with various chemicals and high purity standards.