1.Excellent resistance to pitting corrosion and crevice corrosion, and will not produce chloride stress corrosion cracking.

2. Excellent resistance to corrosion of all kinds of inorganic acid mixed solution

3. Good workability and welding ability, no cracking sensitivity after welding.

4. The United States Association of corrosion engineers NACE standard certification (MR-01-75) in accordance with the highest standards of acid gas environment for the use of VII.