WK97910 - Revision of C421-08(2020) Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation

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ASTM WK97910

Revision of C421-08(2020) Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation

Rationale

C421-08(2020) was balloted for reapproval in fall of 2025 and received one (1) persuasive negative on notes placement.

Details

Developed by Subcommittee: C16.32

Committee: C16

Staff Manager: Mary Mikolajewski

Work Item Status

Date Initiated: 01-28-2026

Technical Contact: Patrick Noonan

WK97910 - Revision of C421-08(2020) Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation | ASTM

Revision of C421-08(2020) Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation

Rationale

Details

Work Item Status

Related

Revision of C421-08(2020) Standard Test Method for Tumbling Friability of Preformed Block-Type and Preformed Pipe-Covering-Type Thermal Insulation

Rationale

Details

Work Item Status

Related