UNI 5717-1971
Thermal application protective covering. Acid resistance of enamel coatings under cold conditions and their classification. Contact with citric acid

Standard No.

UNI 5717-1971

Release Date

1971

Published By

IT-UNI

Status

Withdraw

Latest

UNI 5717-1971

Scope

This unification concerns the method for determining the cold acid resistance of porcelain enamels by etching with citric acid. The determination provides an indicative criterion for a classification of the cold acid resistance of porcelain enamels.

UNI 5717-1971 history

• 1971 UNI 5717-1971 Thermal application protective covering. Acid resistance of enamel coatings under cold conditions and their classification. Contact with citric acid