Recognition content
List of experimental criteria eligible for specialized construction activities of Las-XD HCM Laboratory. Testing concrete and heavy concrete mixture; Testing concrete aggregate and mortar, leveling sand, grade of crushed rocks, gravel gravel, eyelashes, root stones; Testing of construction bricks; self -insert concrete brick test; Testing concrete bricks; Light concrete testing; Test tiles; Natural paving stone test; Testing cement tiles; Terazo brick testing; Testing soil and stone in the room; Test metal materials and welding bonds; Asphalt testing; Test mineral powder in asphalt concrete; Bitumen asphalt test; Testing of construction mortar, pre -mixed dry mortar; Scene testing; Chemical additives for concrete.
When there is a new version of the technical standard to replace the old standard, the corresponding new standard must be applied.
This certificate takes 05 years from the date of signing.