90.20 Standard under periodical review Oct 15, 2024
ISO
ISO/TC 71/SC 1 Test methods for concrete
International Standard
91.100.30 Concrete and concrete products
Published
ISO 1920-7:2004 specifies non-destructive test methods for use on hardened concrete.
The methods included are: a) determination of rebound number; b) determination of ultrasonic pulse velocity; and c) determination of pull-out force.
PUBLISHED
ISO 1920-7:2004
90.20
Standard under periodical review
Oct 15, 2024