Abstract

Specifies sampling procedures for up to 25 tonnes of refined nickel of the same composition, size and shape and manufactured under similar conditions of production. Gives normative references, delivery forms, principle of sampling procedure, sample preparation and sampling report. Annex A gives a justification of the number of primary and secondary increments selected, annex B contains technical conditions for drilling and milling.


General information

  • Status :  Withdrawn
    Publication date : 1991-03
  • Edition : 1
  • :
    ISO/TC 155
    Nickel and nickel alloys
  • 77.120.40
    Nickel, chromium and their alloys

Life cycle

A standard is reviewed every 5 years



Revisions / Corrigenda

  • Now withdrawn
    ISO 7156:1991

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information