Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1747 laboratory includes: Testing of cement and cement clinker; Aggregate testing; Mechanical testing of concrete and mortar; Testing bricks, fired clay tiles, self-inserting concrete bricks, floor tiles; Testing ceramic tiles and facing stones; Testing concrete bricks, autoclaved and non-autoclaved concrete bricks; Testing of sanitary ceramics; Asbestos corrugated board testing; Testing gypsum panels and fiber cement panels; Construction glass testing; Natural wood testing; Testing artificial wood boards, MDF boards, particle boards; Wall paint, epoxy paint, alkyd paint, varnish; Testing waterproofing sheets based on modified bitumen; Waterstop tape testing; Testing windows and doors; Testing of plastic materials and plastic pipes (PVC-U pipes, PE pipes, PP pipes, HDPE pipes); Testing of centrifugal concrete sewer pipes; Testing centrifugal concrete electric poles and prestressed concrete piles; Lazy trash blocking test; Testing of metallic materials; Testing welded metal, welds on steel (steel bar, steel plate, steel pipe); Testing concrete reinforced steel; Testing prestressed steel cables, steel cables, prestressed steel; Non-destructive testing; Chemical analysis of cement; Chemical analysis of cement clinker; Chemical analysis of mineral additives for cement; Chemical analysis of fly ash; High fossil analysis; Analyzing chemical additives for concrete; Limestone chemical analysis; Chemical analysis of aggregates (sand, stone); Metal chemical analysis. Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of technical standards to replace the old standards, the corresponding new standards must be applied. This certificate is valid for 5 years from the date of issue.
