Material Testing Lab Equipments

Material testing lab Equipments for Civil Department

TORSION TESTING MACHINE 100NM CAPACITY, DIGITAL TYPE WITH MANUAL OPERATION • Capacity = minimum 100 Nm • Type = Manual operation with digital reading • Least Count = maximum 0.01 N • Clearance between grips = Maximum 500mm • Grips for square specimens : 5-15mm • Operation : 440V, 50Hz, Three Phase, AC supply • Warranty minimum 3 years

BRINELL CUM ROCKWELL HARDNESS TESTING MACHINE • Tester should allow testing of 230mm high & 155mm Throat depth specimens • Display - Analog • Rockwell Scales - A, B, C • Hardness Resolution - 1.0 of a Rockwell unit. • Test Loads of Rockwell - 10 kgf Pre Load / 60, 100, 150 kgf Main load • Test Loads of Brinell - 10 kgf Pre Load / 187.5 kgf Main load. • Accuracy conforma to IS 1586-2000 • Warranty minimum 3 years • Power Supply – 1p, AC supply , 50Hz (For Brinell Microscope only) Specimen accommodations: • Vertical space – minimum 230mm. • Horizontal space (from central line) - minimum155mm

IMPACT TESTING MACHINE SPECIFICATIONS Charpy Test Izod Test Pendulum drop angle 120°± 10° 90° ± 5° Pendulum effective Weight 20± 2 kgs. 20± 2 kgs. Pendulum impact energy Minimum 30 kgm Minimum 16.5 kgm Least count 0.1 kgm 0.1 kgm Distance of axis of hammer rotation and centre 825mm 825mm Striking Edge Angle 30° ± 1° 75° ± 1° Radius of curvature 2.25 mm 0.75 mm Width 18mm Horizontal: 10° Vertical relief: 5° Support Distance 40mm gripping specimen with between arms dimension 10mm X 10mm Sloping angle 0° nil Relief angle 10° nilnil Radius of curvature 1.25mm nil