Work Item
ASTM WK84027

Revision of C1157/C1157M-20a Standard Performance Specification for Hydraulic Cement


ASTM Committee C01 has approved removing the autoclave expansion test (ASTM C151/C151M) requirements from C150; this change was published in the revision of that specification in 2022. Committee C01 is also re-evaluating the use of C151 in other C01 standards with the goal of eliminating or minimizing the use of C151. Ballot items have been approved by
C01.10 and C01.20 to remove C151 from Specifications C595, C226, and C465.


Developed by Subcommittee: C01.10

Committee: C01

Staff Manager: W Scott Orthey

Work Item Status

Date Initiated: 10-31-2022

Technical Contact: Rick Darnell

Item: 000