90.93 Standard confirmed Sep 30, 2025
ISO
ISO/TC 71/SC 1 Test methods for concrete
International Standard
91.100.30 Concrete and concrete products
Published
This document specifies procedures for testing the strength of hardened concrete.
WITHDRAWN
ISO 1920-4:2005
PUBLISHED
ISO 1920-4:2020
90.93
Standard confirmed
Sep 30, 2025