Material Testing Laboratory

Al Hoty Analytical Services has facilities and equipment to perform many tests and custom made tests to suit the customer requirement.

Al Hoty Analytical Services offers the testing in the following fields in Material Testing Laboratory. The common tests are listed below. Al Hoty Analytical Services has facilities and equipment to perform many other tests and custom made tests to suit the customer requirement.

CONCRETE

• Compressive Strength of Concrete cubes.
• Compressive Strength of Cylindrical Concrete Specimens.
• Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete.
• Air Content of Freshly Mixed Concrete by the Pressure Method.
• Bleeding of Concrete.
• Density, Absorption and Voids in hardened concrete.
• Time of Setting of Concrete Mixtures by Penetration Resistance.
• Corrosion Potentials of Uncoated Reinforcing Steel in Concrete.
• Electrical Indication of Concrete’s Ability to Resist Chloride Ion Penetration.
• Sampling of fresh concrete on site.
• Determination of slump.
• Making test cubes from fresh concrete.
• Density of hardened concrete.
• Compressive strength of concrete cores.
• Determination of water absorption.
• Depth of carbonation.
• Surface hardness testing by rebound hammer.
• Electromagnetic covermeters.
• Flow table test.
• Making and curing specimens for strength tests.
• Flexural Strength of test specimen.
• Impermeability to Water.
• Pull-off tests for rebar.

 

MASONRY

• Compressive strength.
• Water absorption of aggregate concrete, autoclaved aerated concrete, manufactured stone and natural stone masonry units.
• Net and gross dry density of masonry units.
• Determination of dimensions.
• Splitting Tensile strength of paving bricks.
• Concrete paving flags. Requirements and test methods.
• Concrete kerb units. Bending strength of concrete kerb units.

CEMENT

 

• Determination of strength / pressure resistance.
• Determination of standard consistence.
• Determination of setting times.
• Determination of fineness.
• Determination of softness.
• Flow table test.
• Determination of Soundness.

 

 

AGGREGATES

• Soundness of Aggregates by Use of Sodium Sulphate or Magnesium Sulphate.
• Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine.
• Resistance to Degradation of Large-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine.
• Clay Lumps and Friable Particles in Aggregates.
• determination of density.
• Particle size distribution. Sieve tests.
• Determination of particle shape – Flakiness index.
• Determination of particle shape – Elongation index of coarse aggregate.
• Shell content in coarse aggregate.
• Determination of moisture content.
• Aggregate Crushing value.
• Ten Percent fines value.
• Aggregate Impact value.
• Particle size distribution. Sieving method (materials finer than 0.075 mm and materials finer that 0.063 mm).
• Shell content. Percentage of shells in coarse aggregates.
• Loose bulk density and voids.
• Water content by drying in a ventilated oven.
• Particle density and water absorption.

SOIL AND ROCK

 

• Moisture content.
• Liquid limit – Cone Penetrometer method.
• Liquid limit – Casagrande apparatus method.
• Liquid limit – One point Casagrande apparatus method.
• Plastic limit and plasticity index.
• Particle density – Gas jar method.
• Particle density – Small pyknometer method.
• Particle size distribution – Wet sieving method.
• Particle size distribution – Dry sieving method.
• Particle size distribution – Hydrometer.
• Dry density / moisture content relationship (Proctor).
• California Bearing Ratio.
• In-situ Density tests – Sand replacement method – small pouring cylinder method.
• In-situ Density tests – Sand replacement method – large pouring cylinder method.
• In-situ Density tests – Nuclear methods.
• Vertical deformation and strength characteristics of soil by the plate loading test.
• Point Load Strength Index of Rock and Application to Rock Strength Classifications.
• Unconfined compressive strength.
• Rock grading.
• Thermal Resistivity.
• Electrical Resistivity.
• Shear strength by small direct shear box.
• Unconfined compressive strength of soil.
• Undrained shear strength in triaxial compression without measurement of pore pressure.
• Undrained shear strength in triaxial compression with measurement of pore pressure.
• Drained shear strength in triaxial compression with measurement of pore pressure.
• Consolidation tests.
• Vane shear tests.
• Constant Head permeability test.

 

INSITU TESTS

 

• In-situ California Bearing Ratio.
• In-situ Density tests – Sand replacement method – small pouring cylinder method.
• In-situ Density tests – Sand replacement method – large pouring cylinder method.
• In-situ Density tests – Nuclear methods.
• Vertical deformation and strength characteristics of soil by the plate loading test.
• Electrical Resistivity.
• Thermal Resistivity.
• Low strain integrity testing of piles.
• Caliper logging.
• Cross hole sonic logging of piles.
• Dynamic loading tests on piles.
• Static loading tests on piles.

MISCELLANEOUS

 

• Tiles: Modulus of rupture
• Tiles: Water absorption by boiling method
• Plywood. Bonding strength
• Plywood. Moisture content
• Measurement of Dry Film Thickness of Protective Coating Systems by Destructive, Cross-Sectioning Means
• Pull-Off Adhesion Strength of Coatings on Concrete Using Portable Pull-Off Adhesion Testers

 

 

METALLURGY

 

• Hardness Test – Vickers
• Hardness Test – Rockwell and Brinell
• Charpy Impact test
• Manhole cover
• Gully tops
• High tensile steel wire and strand for the prestressing of concrete
• Tensile testing, proof load of metallic materials
• Reinforcing bars, wire rod and wire – Tensile, Bend, Rebend tests
• Microscopic examination
• Testing of Geofabrics

 

 

BITUMEN AND ASPHALT

• Penetration of Bitumen
• Flash point of Bitumen
• Kinematic Viscosity of Bitumen
• Softening point of Bitumen
• Marshall Stability and flow of bituminous mixtures
• Bulk Specific Gravity on Non-Absorptive Compacted Bituminous Mixtures
• Theoretical Max.Specific gravity& Density(GMM)
• Quantitative Extraction of Bitumen from Bituminous Paving Mixtures
• Sieve analysis of Extracted aggregate