ASTM D3089-97R17 - Standard Practice for Determining the A-D Dimension of Aerosol Valve Dip Tubes
Standard Practice for Determining the A-D Dimension of Aerosol Valve Dip Tubes
|A-D dimension measurement in aerosol packaging; aerosol dip tube measurement; measurement of dip tubes in aerosol packaging;
1.1 This practice covers the rapid determination of the A-D dimension defined as the centerline dimension from the top plane of the valve mounting cup curl to the far end of the dip tube. See .
1.2 This practice is limited to valves with 1-in. (25.4-mm) mounting cups.
1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.