Work Item
ASTM WK80101

Revision of F683-21 Standard Practice for Selection and Application of Thermal Insulation for Piping and Machinery


To update references to mineral fiber insulation specifications C547, C553, and C612 and to flexible elastomeric insulation specification C534, in Tables 1, 2, and3. Also, in the Scope, to increase the maximum temperature from 1050°F to 1200°F to be consistent with the rest of the document. Finally, on Tables 4 through 16, for insulation materials thicknesses, to add the word “Minimum” in front of the word “Thickness”.


Developed by Subcommittee: F25.02

Committee: F25

Staff Manager: David Lee

Work Item Status

Date Initiated: 12-06-2021

Technical Contact: Gordon Hart

Item: 001

Ballot: F25 (22-03)

Status: Negative Votes Need Resolution