Aug 06, 2025 Leave a message

Chemical Corrosion Resistance Of Hastelloy C22 Alloy

 
Hastelloy C22 alloy
 

Gnee Steel

 

Chemical corrosion resistance of Hastelloy C22 alloy

Hastelloy C22 alloy offers excellent chemical corrosion resistance, performing well in both oxidizing and reducing environments, making it suitable for a wide range of harsh chemical applications. In particular, it offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking in environments with chlorides, sulfuric acid, and other aggressive chemicals.

Hastelloy C22 alloy resistant to corrosive chemical environments

Gnee Steel

 

What are the properties of Hastelloy C22?

C-22 alloy offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. It also exhibits excellent resistance to oxidizing aqueous media, including acids containing oxidants, wet chlorine, and mixtures of oxidizing acids containing nitric acid or chloride ions.

Hastelloy C22

hastelloy C22 Chemical Composition

Element C Mn Si S Co Ni Cr Fe Mo P
Content ≤0.010 ≤0.50 ≤0.08 ≤0.02 ≤2.50 ≥50.015* 20.00-22.50 2.00-6.00 12.50-14.50 ≤0.02

hastelloy C22 Mechanical Properties

Property Value
Density 8.69 g/cm³
Melting Point 1399°C (2550°F)
Tensile Strength 690 MPa (100,000 psi)
Yield Strength (0.2% Offset) 310 MPa (45,000 psi)
Elongation 45%

Physical Properties

The physical properties of Hastelloy(r) C22(r) are outlined in the following table.

Properties Metric Imperial
Density 8.69 g/cm³ 0.314 lb/in³
Melting point 1399°C 2550°F
Gnee Steel

 

About Gnee Steel

Gnee Steel specializes in the production and sale of various nickel-based alloys, including Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 718, Inconel X-750, Incoloy Alloy 800, Incoloy 800H/HT, Incoloy 825, Monel Alloy 400, Monel K500, and high-temperature alloys. Gnee Steel's products are widely used in aerospace, chemical, electric power, automotive, and nuclear energy applications. We also offer customized alloy solutions tailored to customer needs. For alloy pricing inquiries or customized alloy solutions, please contact us for a quote at ss@gneesteel.com.

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