Mss Sp-55 Standard Pdf Page

– Ridges on the surface from mold sand cracking.

The standard classifies defects into to ensure inspectors use consistent terminology: mss sp-55 standard pdf

The standard is most known for its collection of illustrating various surface irregularities. These photos allow inspectors to perform a side-by-side visual comparison with actual castings to determine if a surface condition is acceptable or rejectable. Key Features and Scope – Ridges on the surface from mold sand cracking

– Surface folds from incomplete metal fusing. mss sp-55 standard pdf

– Small holes or voids from trapped gas.

: The standard is intended for use on any 4 in. x 5 in. (100mm x 125mm) area of a casting surface.

: You can buy the official hard copy or PDF from the MSS Store or authorized distributors like the ANSI Webstore .