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Sets of concrete measures with artificial flaws

Sets of concrete measures with artificial flaws
Sets of concrete measures with artificial flaws

Measure code: МБ1, МБ2, МБ3, МБ4
Strength quality of concrete: В15, В30
Overall dimensions: 50×500×200 mm, 200×500×600 mm

Verification and calibration of measuring instruments for construction purposes

Metrological support of construction

Nominal value of thickness of concrete measures MB3, MB4, mm 200
500
600
Permissible deviations of the thickness of concrete measures MB3, MB4 ± 2
Permissible deviations of the thickness of concrete measures MB3, MB4 from the nominal value, mm ± 3
± 5
± 6
Deviation from the perpendicularity of adjacent faces,
not more than, mm
3; 5; 6;
Deviations from flatness of working surfaces, not more than, mm 2
Geometric parameters of artificial flaws of concrete measures MB3, MB4 2
permissible deviation of diameter of holes, mm 20
distance from the end surface of B measure to the center of the hole No. 1, mm ±2
permissible deviation of the distance from the end surface of B measure to the center of the hole No. 1, mm 50
distance from end surface of В measure to the center of hole No. 1, mm ±2
permissible deviation of the distance from the end surface of B measure to the center of the hole No. 1, mm 250
distance from the end surface of G measure to the center of the hole No. 1, mm ±2
permissible deviation of the distance from the end surface of G measure to the center of the hole No. 1, mm 450
distance from end surface of B measure to center of hole No. 2, mm ±2
permissible distance from end surface of B measure to center of hole No. 2, mm 150
distance from end surface of G measure to center of hole No. 2 mm ±2
distance from the end surface of G measure to the center of the hole No. 2, mm 300

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