EN ISO 9455-3:2020

Soft soldering fluxes - Test methods - Part 3: Determination of acid value, potentiometric and visual titration methods (ISO 9455-3:2019)

Publication date:   Sep 16, 2020

General information

60.60 Standard published   May 13, 2020

CEN

CEN/TC 121 Welding and allied processes

European Norm

25.160.50   Brazing and soldering

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Scope

This document specifies two methods for the determination of the acid value of a flux of types 1 and 2 only, as defined in ISO 9454‑1.
Method A is a potentiometric titration method and is to be considered as the reference method.
Method B is an alternative, visual end‑point, titration method.

Life cycle

PREVIOUSLY

Replaces
EN ISO 9455-3:1994

NOW

PUBLISHED
EN ISO 9455-3:2020
60.60 Standard published
May 13, 2020