NC 90-20-10-1988
Standards System for Metrological Arsurance, Carbon Steel AC-AB 3-200. Composition Reference Standards Sampie for Chemical Analysis

Standard No.

NC 90-20-10-1988

Release Date

1988

Published By

CU-NC

Latest

NC 90-20-10-1988

Scope

This standard establis es the certified chemical composition of the Reference Standard Sample (hereinafter MPR) of carbon steel AC-AB3-200 with the objective of metrologically ensuring the measurements of the contents of carbon, manganese; sulfur, phosphorus, silicon, chromium, nickel and copper.

NC 90-20-10-1988 history

• 1988 NC 90-20-10-1988 Standards System for Metrological Arsurance, Carbon Steel AC-AB 3-200. Composition Reference Standards Sampie for Chemical Analysis