ANSI/ASME B89.1.6M, Rev.2-2002
Qualified Plain Internal Diameters for Use as Master Rings and Ring Gages, Measurement of

Standard No.

ANSI/ASME B89.1.6M, Rev.2-2002

Release Date

2002

Published By

American National Standards Institute （ANSI)

Scope

This standard is intended to establish uniform practices for the measurement of master rings or ring gages using horizontal methods. The standard includes requirements for geometric qualities of master rings or ring gages, the important characteristics of the comparison equipment, environmental conditions, and the means to assure that measurements are made with an acceptable level of accuracy.