【TBT】DKS 2801-2: 2025 Masonry units ― Specification - Part 2: Aggregate concrete masonry units (Lightweight aggregates)
2026-05-28
Pebbles, gravel, broken or crushed stone, for concrete aggregates, for road metalling or for railway or other ballast, shingle and flint, whether or not heat-treated (HS code(s): 251710); Masonry (ICS code(s): 91.080.30)