Fig. 7.
(a) HV0.01; (b) Scratch Hardness Number (HS1N); (c) pile-up and (d) penetration depth obtained by stylus profilometry measurements of the scratch track and (e) wear coefficient k obtained from micro-scale abrasion tests (MSAT).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.