ASME B32.4M 1980 Edition, January 1, 1980
Preferred Metric Sizes for Round, Square, Rectangle and Hexagon Metal Products
Includes all amendments and changes through Reaffirmation Notice , 1994
Additional Comments: W/D S/S BY ASME B32.100
Published By:ASME International (ASME)
This standard establishes preferred series of metric sizes for round, square, rectangle and hexagon metal products.