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prEN ISO 4937

Steel and iron - Determination of chromium content - Potentiometric or visual titration method (ISO/DIS 4937:2024)

Draft Public enquiry
Comment end date 2024-05-19
Export comments Read draft and comment

Project stage codes

1. Nauja darbo tema
2. Projektas
3. Viešoji apklausa
From 2024-03-15 till 2024-05-19
4. Closure of enquiry
5. Projekto priėmimas

Organisation

CEN Europos standartizacijos komitetas

Technical Committee

TK 49 Metallic materials

ForeignTC'S

CEN/TC 459/SC 2

Number of comments

0

Comment start date

2024-03-15

Scope

The method is applicable to chromium contents between 0.25 % (m/m) and 35 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests, and Annex B represents the precision data graphically.