CNS 4765-1986
Method of Nitric-Hydrofluoric Acid Test for Stainless Steels (English Version)

Standard No.

CNS 4765-1986

Language

Chinese, Available in English version

Release Date

1986

Published By

Taiwan Provincial Standard of the People's Republic of China

Latest

CNS 4765-1986

Scope

This standard stipulates that after placing a molybdenum-containing Worthfield iron-based stainless steel test piece in a 10% nitric acid-3% hydrofluoric acid solution at 70°C, the corrosion loss is measured compared with the corrosion degree of the reprocessed sample. A test method to evaluate the degree of grain boundary corrosion.

CNS 4765-1986 history

• 1986 CNS 4765-1986 Method of Nitric-Hydrofluoric Acid Test for Stainless Steels