SAE AS291B-1960
SURFACE ROUGHNESS (AA)

Standard No.

SAE AS291B-1960

Release Date

1960

Published By

Society of Automotive Engineers (SAE)

Status

Be replaced

Replace By

SAE AS291C-1963

Latest

SAE AS291F-2014

Scope

This standard provides a method of applying surface roughness, waviness and lay control. The data included herein also covers the method of applying surface roughness symbols and related designations to drawings and specifications of parts when applicable. This standard is based on the Arithmetical Average (AA) method of instrumentation. Data compiled are based on current manufacturing practices. It also includes a summary of data published in the American Standards Association publication ASA B46.1 - 1955 which may be referred to for supplementary data.

SAE AS291B-1960 history

• 2014 SAE AS291F-2014 Surface Texture, Roughness, Waviness and Lay
• 2006 SAE AS291E-2006 Surface Texture, Roughness, Waviness and Lay
• 1995 SAE AS291D-1995 SURFACE TEXTURE, ROUGHNESS, WAVINESS AND LAY
• 1991 SAE AS291E-1991 Surface Texture@ Roughness@ Waviness and Lay (Reaffirmed Noncurrent May 2006)
• 1964 SAE AS291E-1964 (Noncurrent)Surface Texture, Roughness, Waviness and Lay Reaffirmed Noncurrent October 2001
• 1964 SAE AS291D-1964 Surface Texture@ Roughness@ Waviness and Lay
• 1963 SAE AS291C-1963 SURFACE ROUGHNESS (AA)
• 1960 SAE AS291B-1960 SURFACE ROUGHNESS (AA)
• 1955 SAE AS291A-1955 SURFACE ROUGHNESS (AA)
• 1954 SAE AS291-1954 SURFACE FINISH (AA)