Accession Number : AD0286839

Title :   MATERIAL-5( CHROME TOOL STEEL ETCHANT-DEVELOPMENT OF

Corporate Author : GENERAL DYNAMICS/FORT WORTH TEX

Personal Author(s) : COZART,J.L.

Report Date : 11 DEC 1958

Pagination or Media Count : 1

Abstract : A suitable acid etchant was developed for 5% chrome tool steels. A second suitable etchant was obtained from another source. F rmulations of the 2 etchants and their results on annealed and heat treated Potomac M and Vascojet 1000 tool steels are presented. Various etchant formulations which were investigated but found unsuitable for use are also included. (Author)

Descriptors :   *STEEL, *TOOL STEEL, ACIDS, ALLOYS, CHROMIUM ALLOYS, HYDROCHLORIC ACID, HYDROGEN, NITRIC ACID, PHOSPHORIC ACIDS, PHOTOENGRAVING, SOLUTIONS(MIXTURES), SULFURIC ACID

Distribution Statement : APPROVED FOR PUBLIC RELEASE