ASTMB622 Hastelloy C22 /UNS N06022/ 2.4602 Nickel Alloy Steel Seamless Pipe and Tube

Hastelloy C22 /UNS N06022/ 2.4602 Chemical Composition

Ni	Cr	Mo	W	C	Si	Co	Mn	V	P	S
Bal	20.00-22.50	12.50-14.50	2.50-3.50	≤0.015	≤0.080	≤2.50	≤0.50	≤0.35	≤0.02	0.02

Hastelloy C22 /UNS N06022/ 2.4602 Mechanical Properties

Tensile Strength ksi(MPa )	Yield Strength (MPa)	Elongation (%)
≥100(690)	≥310	≥45

Hastelloy C22 /UNS N06022/ 2.4602 Applications

Chemical Processing:

Hastelloy C-22 is widely used in chemical reactors, heat exchangers, and other equipment.
Its exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking makes it suitable for aggressive chemical environments.

Pharmaceutical Industry:

The alloy finds applications in pharmaceutical equipment, including tanks, pipes, and valves.
Its corrosion resistance ensures product purity and safety.

Paper Production:

Hastelloy C-22 is employed in paper mills due to its resistance to corrosive chemicals used in paper processing.
It helps maintain equipment integrity and longevity.

Oil Refining and Petrochemical Plants:

In these industries, Hastelloy C-22 is used for components exposed to aggressive media.
Its resistance to both reducing and oxidizing environments is crucial for maintaining operational efficiency.

Flue Gas Equipment:

C-22 is utilized in flue gas desulfurization systems, where it resists sulfuric acid formation.
Its reliability ensures efficient pollution control.

Medical Devices and Components:

Hastelloy C-22 is suitable for medical implants and devices due to its biocompatibility.
It is used in surgical instruments, dental tools, and other medical applications.

Remember that Hastelloy C-22’s properties make it an excellent choice for environments where corrosion resistance and durability are critical.

Hastelloy C22 /UNS N06022/ 2.4602 Material Summary

Nickel Alloy C22 pipe is a fully austenitic nickel-based superalloy that's cost-effective for clients seeking ease of forming combined with superior corrosion resistance. Also known as Inconel 22 and Hastelloy C22, this material is highly ductile, making cold forming easier. Inconel 22 features resistance to an array of attacks from corrosion, pitting, crevice corrosion, intergranular, and stress corrosion cracking. Both cost effective and versatile; Inconel 22 is used by a wide variety of industries.

Nickel Alloy C-22 is a versatile Ni-Cr-Mo-W alloy with better comprehensive corrosion resistance performance than other Ni-Cr-Mo alloys, including Alloy C-276, Alloy C-4 and Alloy 625. Alloy C-22 has outstanding resistance to pitting, crevice corrosion and stress corrosion cracking. It has excellent resistance to oxidizing aqueous media including wet chlorine and mixtures containing nitric acid or oxidizing acids with chloride ions. It also offers optimum resistance to environments where reducing and oxidizing conditions are encountered in process streams.

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