Procurement of Lab Equipment for Third & Fourth Semester for Civil Engineering Department of Dasnagar Govt. Polytechnic, Dasnagar, Howrah-711105, 1 Digital pH meter with temperature probe 0-14 pH, Temperature:10 to 100°C, Voltage: 220 VAC ±10%, Frequency:50 Hz, Display: pH 4 digital Led °C:3-digital led, accuracy: pH±0.02pH, ±0.5 °C 2 Spectrophotometer with Reagent/ Kit (semi-quantitative) The instrument shall be capable of measuring the following substances or characteristics: alachlor; aluminum; arsenic; atrazine; barium; The following tests shall conform to USEPA-compliant methods: arsenic; chlorine (free); chlorine (total); chlorine dioxide; chromium (hexavalent); copper; fluoride; iron (total); lead; manganese; nickel; nitrogen Information stored in the instrument shall be capable of being downloaded in standard report format. The instrument shall be capable of accepting 1-in. (25-mm) round cells/vials, 1-in. square cells, 13 mm round (ammonia); nitrogen (nitrite); chemical oxygen demand; phenols; phosphorus (reactive); phosphorus (total); sulfate; sulfide; and zinc. benzotriazole; boron; bromine; cadmium; chloride; chlorine dioxide; chlorine; chromium; cobalt; color; copper; cyanide; cyanuric acid; dissolved oxygen; fluoride; formaldehyde; hardness; hydrazine; iodine; iron; lead; manganese; mercury; molybdenum/molybdate; monochloramines; nickel; nitrogen (as ammonia, nitrate, nitrite, total nitrogen, total Kjeldahl nitrogen); chemical oxygen demand; oxygen scavengers; ozone; polychlorinated biphenyls; phenols; phosphonates; phosphorus; potassium; quaternary ammonium compounds; selenium; silica; silver; sulfate; sulfide; surfactants; suspended solids; tannin and lignin; total organic carbon; tolyltriazole; total petroleum hydrocarbons; trihalomethanes; toxicity; volatile acids; and zinc. 3 Turbidimeter : Accessories:Flow-cell kit, cell adapter kits, sample degassing kit; The instrument should have facility of onscreen step by step guide for pre -programmed methods. Instrument should have facility to eliminiate false readings due to scratched , flawed or dirty glasswares by taking 10 readings and eliminating outliers.The interface of the instrument shall be graphical with touch screen. The instrument shall provide graphical display and be capable of printing test results. The instrument shall be equipped with storage capacity for 500 data points (date, time, results, sample ID, user ID) and 50 user-defined calibrations. Instrument should haveone USB ports & one port for print .Accuracy:± 2 % of reading plus 0.01 NTU from 0 to 1000 NTU ±5% of reading from 1000 to 4000 NTUAir Purge:0.1 scfm at 69 kPa , hose barb connection for 1/8 in tubing, maximum 138 kPa. Dry nitrogen or instrument-grade air.Compliance Certifications:UL/CSADisplay Type:8-digit LED displayInterface:RS232 serial (bi-directional)Manual Languages:EnglishMax. operating humidity:90Measurement Modes:NTU, EBC, NepheloOperating Temperature Range:0 to 40 °CPower Requirements:115 to 230 VAC; 50 to 60 Hz; 60 VA maximumRange:0 to 4000 NTURange 2:with ratio onRegulatory:USEPA method 180.1Repeatability:± 1 % of reading or ± 0.01 NTU, whichever is greaterResolution:0.001 on lowest rangeResponse Time:6.8 s with signal averaging off; 14 s with signal averaging onSample Cell Compatibility:25mm round; 12, 13, 16, and 19 mm round with optional adapter kitSource Lamp:Tungsten lamp 4 Plastic Limit set comprising of glass plate, Brass rod, Spatula, Moisture Tin & Porcelain Dish. 5 DO Meter with additional conductivity probe, ISE (Ion Selective Electrod) for fluride with additional probe:1. Instrument should be supplied with Meter and Optical Technology based dissolved oxygen probe, 1m cable, BOD bottle & stopper for Calibration, Meter Stand.2. DO Measurement Range: 0.05 – 20.0 mg/L3. Conductivity Range: 0.01 µS/cm – 200.0 Ms/cm4. Instrument should be portable type, operation on battery as well as on power.5. Meter should be capable of measuring ph, conductivity, tds, salinity, orp, ISEs etc with suitable probe (optional).6. Data Memory: 500 points.7. Data Export: Download via USB connection to PC or flash memory device. Automatically transfer entire data log or as readings are taken. 6 FLOCCULATOR (JAR TEST APPARATUS)/JAR TESTER Coated steel uniframe chassis, Stainless steel 1” x 3” paddles four(4) numbers are spaced six inches apart and are adjustable to a maximum depth of nine inches. LED illumination is built into the jar tester base to provide soft, diffused lighting of samples being tested, eliminating the blinding glare. Paddle speeds from 5 to 300 rpm in 1-rpm increments and run times from 1 second to 59 minutes, 59 seconds in 1-second increments. Are 24V and operate on 120V or 220V power sources with adapter and power cords(included) 7 COD DIGESTOR 1. The digestion reactor shall be a bench top instrument for heating prepared samples to temperature for the designated time for the test.2. The instrument shall have a programmable temperature range of 37 to 165°C.3. The instrument shall have a programmable timer range of 0 to 480 minutes.4. The instrument shall have a heating rate of 20 to 150°C in 10 minutes.5. Opearating Temp: 10 - 45°C.6. Tempearture Stability: 1°C7. Compliance: CE, GS, cTUVs8. The instrument should be able to accommodate 15 no. of vials dia 16mm each.5. The instrument shall be equipped with stored digestion programs for COD and TOC.6. The instrument shall accommodate 16-mm and or 20-mm vials.7. The power requirements of the instrument shall be 100-240 Vac, 50/60 Hz. 8 ARSENIC TEST KITMeasuring range:0.005 - 0.010 - 0.025 - 0.05 - 0.10 - 0.25 - 0.50 mg/l As(MQuant / Spectroquant or equivalent) 9 BOD: BOD Incubator, air tight bottles 10 Levelling staff:Made of aluminum body, telescopic in 3 pcs, 4 m in length packed in canvas cover, graduated in meters, dm, cm and mm with white background and black strips , 5 mm thickwith suitable locking arrangement 11 Digital Planimeter: With Re chargable adopter. That allow you to take area and line measurement from maps and other sources with an accuracy within 2% suitable for a wide range of application including construction, packed in original case with instruction manual. 12 Cross staff: i. open cross staff: made of metallic head having four metal arms provided with two pairs of vertical slit giving two lines of sight at right anglesmade up of either brass or any allow that cannot rust. The brass is provided with hollow conical socket at the center that can be mounted on the top of wooden staff , fitted with a pointed iron shoe at the bottom. 13 Optical sqaure: consists of brass/suitable metal hollow box having open face about 6 x3 cm and closed about 2 x 3 cm and deep about 4 cm to 5cm. provided witha brass handle about 8 cm in length. Two mirrors fixed at an angle of 45 degrees to the inclined sides of the box. 14 Telescopic alidade: Indian made alidade 175 mm with erect image 5 min with leveling attachment 15 Plane table: best quality Indian made plane table size 75 cm x 60 cm complete with trough compass in wooden case, 15cm spirit level60-75 cm long folding alidade and plumbing fork with plumb-bob, with stand 16 Metric chain:consisting ofa fixed number of straight links of galvanised mild steel wire 4 mm in thickness, the end of each link are bent into a loop and connected together by means of three circular shape rings. The joints of rings may open or welded preferably welded. The ends of the chain are provide with brass handles which is linked with the chain by swiveljoints; length of the link is 200 mm, each meter is provided with with a circular brass ring and each five meter length is provide brass tallies of requisite shape. Each chain should be provided with 15 nos of M.S. arrows of 4 mm diameter bar and 40 cm height. Refer: IS: 1492-1970 - 30 m chain 17 PVC tape 30 m- consists of 12 to 15 mm Wide strip of either Yarn coating or linen or cloth/or Eastic coating having very fine brass or copper or bronze wires. Woven into it. To prevent it from elongation and twisting. Graduated in metric system. Each meter length is divided into decimeter and centimeters it is available in various length. 30 Meter length is in common use The tape is available in a leather/suitable cover with a winding device. The zero end of the tape isprovided with a metal ring. 18 Dumpy level: dumpy level 300 mm internal focusing telescope with 200 mmm focusing range with erect image and desired magnification. 19 Auto level: Magnification : 28X.Image : Erect.Objective Aperture : 42mm.Resolving Power : 3.5”.Minimum Focus Distance: 0.3m.Levelling Accuracy Standard deviation for 1Km double-run leveling 1.5mm.Compensator: : Magnetic damping system.Working Range : +/- 15’Setting Accuracy : 0.5”Sensitivity of Circular Level: 10’/2mm.Water Protection : IPX6 or better.Aluminum Telescopic Tripod. : 1noAluminum telescopic staff 5mtrs. length : 2nos.The minimum following accessories should be supplied with the nstrument.Lens cap, Plumb bob, Vinyl cover, Tool kit, carrying case and operation manual. 20 Vernier Transit Theodolite & AccessoriesTelescope : Image ErectLength 178 mmMagnificaton25X EffectiveAperture38mmField ofView2.6 M at100MShortFocus1.5MStadiaRatio1:100stadia Constant0 0Resolving 4”Power: CircleDiameter -Hz: 113mm, V: 100mmGraduation20’ VernierReading20”Plate LevelSensitivity45” /2mmVerticalCircleLevel1’ / 2mmSupplied with abox having fitting and fixing arrangement, attachment of plumb bob, facility for attaching trough compass, sturdy and stout tripod (adjustable legs) 21 Prismatic compass – made of gunmetal/nonmagnetic metal in a leather case with teak wood tripod stand size of compass 110 mm diameter. 22 TOTAL STATION.Telescope:Magnification: 30X or betterImage : ErectAngular Measurement:Angular Accuracy : 5” or better; Least count: 1” or betterDistance Measurement: Distance Range with single Prism: 4 Kms or better (Under normal conditions)Laser output in prism mode : Class1 (Safe for human eye)Distance Accuracy in prism mode: 2mm 2ppm or betterGeneral:Display: Dual face Alpha-numeric keyboard (Identical Display), Trigger Key: For quick measurement.Guide Light: For speeding up Setting Out tasks.Compensator: Type: Dual Axis / Range: 6’ or more. Battery : Rechargeable battery (Operational time approx. 35 hrs.): 1no.,Quick charger.: 1no.Dust & Water Proof Protection: IP66 or better.Optical Plummet: 3x or betterWeight with handle & battery : 5 kgs or more.Memory Management System with multiple Data Interfaces as:Internal Memory : Approx 10,000 points or more. Plug in memory device: USB flash memory Accessories: Aluminium Telescopic Tripod.: 1noSingle Prism assembly consisting of: 1noRange Pole, Prism, Target plate, Spirit Bubble, Tripod all in carrying cases.Data communication software : 1noThe minimum following application software should be loaded in the instrument.Topography, Resection, (Setting out of co-ordinates, Line, arcs), Area Calculation, etc. 23 Electronic Digital Theodolite (1 second accuracy)Angular Measurement: Angular Accuracy: 7” or better; Least count: 5” or better.Laser range: 50Meter or better.Telescope: Magnification: 30X; Objective aperture: 45mm; Image : Erect; Minimum Focus: 0.9m. Optical Plummet: Mag 3x. Display: Both faces Accessories: Aluminium Telescopic Tripod: 1no.The minimum following accessories should also be supplied with the Instrument: LR6/AA batteries(X4), Lens cap, Plumb bob, Tool kit, Shoulder strap, carrying case and all relevant manuals. 24 BOD bottle (300ml) with stopper & cap (Complies with IS 9213) 25 HYDRAULIC BENCH :DESCRIPTION:The equipment shall consist of hydraulic benches with independent tank and pumping sources containing various inbuilt test rigs. The benches shall be made from at list 3 mm. thick MS sheets. MS angle iron (50mm x 50mm x 6mm thick) frame size: 3m x 1.5m. wd. x 0.8m. ht. the benches should be fitted with sump tank of capacity over 500 liters as suitable collecting tank all mounted on strong frame work. The bench shall consist of apparatus to perform experiments given below. A centrifugal pump of 1 HP capacity shall be provided with this bench with necessary piping and valves. Following all the experiments to be performed individually and conveniently. 1. Use of Piezometer to measure pressure at a given point.2.Use of Bourdon’s Gauge to measure pressure at a given point.3. Use of U tube differential manometer to measure pressure difference between two given points. 4. Use Bernoulli’s apparatus to apply Bernoulli’s theorem to get total energy line for a flow in a closed conduit of varying cross sections. 5. Use Friction factor Apparatus to determine friction factor for a given pipe. 6.Calibrate Venturimeter to find out the discharge in a pipe7. Calibrate the Orifice to find out the discharge through a tank. 8.Use Pitot tube to measure the velocity of flow of water in open channel. 9. Use triangular notch to measure the discharge through open channel. 10. Use Rectangular notch to measure the discharge through open channel. Fitting, fixing/Installation and commissioning complete in all respect upto the satisfaction of the department concerned. Extra mercury is to be supplied with the item of work in 100 ml bottle full along with accessories for filling mercury in manometer. Connection between hydraulic bench and experiment set up(Connection should be made of GI pipe and necessary fitting & fixtures should be of GI) should be leak proof and permanent. Necessary slide range, range- set,screw-driver set,tester and all other accessories required should be supplied with the bench. 26 Analog Rough Balance, For Laboratory, 5 kg Product Specification:Usage/Application - LaboratoryAccuracy - 1 gramDisplay Type - AnalogPan Shape - RectangleWeight Display - AnalogCapacity - 5 Kg 27 Electronic Weighing ScaleBalance of 5 kg Electronic Weighing Scale with 2 Side Display are manufactured by using quality assured material and advanced techniques, which make them up to the standard in this highly challenging field. The materials utilized, are sourced from the most reliable and official vendors, chosen after performing detailed market surveys. products are widely acknowledged in the market for their high quality. Least count - 1 gram 28 Electronic Weighing Scale Balance of 1 kg capacity, 0.01 g sensitivity. 29 HOT AIR OVEN:-It is thestandard method for the determination of moisture content of soils and aggregates.The temperature of the specimen is to be maintained between 105° - 110°. Thermostatically controlled ovens for working within the range of ambient to 250°. The maximum variation in the set temperature is ±1°C. This is a double walled oven with the inner chamber made of aluminium or stainless steel sheet and the outer surface of mild steel sheet with a gap of 64 mm between walls filled with glass wool for proper insulation to avoid heat loss.Outside is finished in durable white enamel. Two or three removable shelves are provided in the inner chamber.The door is fitted with heavy cast chromium plated hinges and aspring type automatic roller to and fro latch. The temperature is controlled with a precision thermostat.The inner chamber is heated with the help of coil heaters placed at the bottom with athreepointcontrols witch (Rotary Switch) for low, medium and high wattage. The temperature control knob is graduated. Wattage control knob is marked OFF, LOW, MEDIUM and HIGH.The control panel is mounted directly below the door.The neon pilot lights are provided which indicate control cycles as well as mains. Complete with adjustable shutters for ventilation near the top, shelves, wire and plug along withthermometer. Suitable for operation on 220 V, 50 Hz, single phase supply.complete in all respect upto the satisfaction of the department concerned including demonstration. 30 Pycnometer with necessary attachment as per relevant IS code 31 Core cutter: methodfor fine grained soils free fromaggregate:Field Density Kit IS:2720 (PartXXIX) Cylindrical core cutter 100mm inner dia x130mm long with bevelled cutting edge and having wall thickness of 3mm. Steel dolley 100 mm inner dia x 25 mm high along with wooden cube block of 20cm.Rammer with steel rod for driving the core cutter.complete in all respect upto the satisfaction of the department concerned. 32 Bulk unit weight dry unit weight of soil in field bysand replacement apparatus As per IS:2720 (PartXXVIII). It consists of:i) Sand Pouring Cylinder 115 mm internal dia with conical funnel and shutter.ii) Calibrating Container, 100 mm inner dia and150 mm deep with flange 50 mm wide.iii) Metal tray 300 mm square x 40 mm deep with a100 mm dia hole at the centrecomplete in all respect upto the satisfaction of the department concerned. 33 Liquid Limit Device, Hand operated with counter The apparatus consists of a brass cup, a crank and cam mechanism, mountedonarubberbaseofaspecifiedhardness. Abrasspin havingaknurledendforeasyremovalholdsthebrasscup. Theheight of fall of the cup can be adjusted by a horizontal lead screw. Fitted with a drop counter to automatically record number of drops of the cup. Supplied complete with:Grooving Tool Type ‘A to C’ and Gauging Block as per IS: 9259 IS:2720 (Part-V). 34 Laboratory Permeability Apparatus:IS: 2720 (Part-17), IS 11209 Suitable for both constant head as well as falling head permeability testsStand with three glass tubes of 6 mm, 10 mm and 20 mm dia approx. Metallic Mould 100 mm dia x 127.3 mm height, 1000 ml volume. Extension Collar 100 mm dia x 60 mm height. Drainage Base Plate with a recess for Porous Stone and an Outlet Valve. Metallic Clamping Ring Drainage Cap with recess for a Porous Stone and fitted with Inlet Valve and Air Release Valve. Dummy Plate to serve as False Bottom during compaction. Porous Stone for Drainage Base Plate. Porous Stone for Drainage Cap Rubber Connection Tube 3m long, with Pinch Cock. Overhead Tank, required for the constant Head method made of steel, approx. 37.5 cm dia and 1m high. It is provided with an inlet port at the top, six outlets at the bottom with cocks, air inlet and water filling tube at the top. An arrangement to indicate the water level is also providedFitting, fixing/Installation and commissioning complete in all respect upto the satisfaction of the department concerned including demonstration.Material: Stainless Steel;Automation Grade: Manual;Usage/Application: For Soil permeability Testing;Finishing: Powder Coated / Painted/Chrome Plated; Compliance With Following National Standards:IS : 2720 (Part 17)‑1986, IS : 11209‑1985, IS : 9198 35 Direct Shear Test Apparatus,12 speed, Motorised IS: 2720 (Part XIII) IS: 11229 Supplied complete with Proving ring and 02nos. of dial gauge of 0.01 x 25mm. 2kN with Dial Gauge 2 Nos.& Compression Tension Proving Ring 2kN; Type of Shear : Direct / Residual Measurement Operation : MotorisedThe unit is provided with a turret type gear box to get 12differentconstantratesofstraini.e1.25,0.625, 0.25,0.125,0.05,0.025,0.01,0.005,0.002,0.001, 0.0004,and0.0002mm/min.and arrangementsto carryoutresidualshearstrengthtests. Suitable for operation with 220V, 50 Hz, single-phase supply. It comprises:- i)Shear box assembly (Halves of the Shear Box 2 Nos),60 mm square, complete with a U-bracket, guide pins and spacing screws, made of brass. ii)Gripperassemblyconsistingoftwoplaingridplates,twoperforatedgridplates,one base plate and one loading pad, all made of brass. iii)Two porous stones, each 6 mm thick, fitting the shear box iv)Shear box housing of brass, complete with two ball roller strips. v)Loading unit with normal loading of 8 kg/cm2 on 60 mm square specimen. vi)Specimen cutter for a specimen size of 60 mm x 60 mm x 25 mm. vii) Theunitisprovidedwithaturrettypegearboxtoget12differentconstantratesof strain i.e 1.25, 0.625, 0.25, 0.125, 0.05, 0.025, 0.01, 0.005, 0.002, 0.001, 0.0004, and 0.0002 mm/min. and arrangements to carry out residual shear strength tests. 36 Standard: Proctor Compaction Test Apparatus as per BIS: 2720-part 7 1974 Compaction Mould: Compaction Mould 100 mm internal dia x 127.3 mm height, 1000 ml volume complete with collar and base plate, all made of mild steel tie rods of mild steel and wing nuts forclamping. Compaction Rammer, Light: Compaction rammer, light, made of mild steel 2.6 kg weight, 50 mm dia bcompaction face, 310 mm controlled free vertical fall. 37 Modified Proctor Compaction Test apparatus as per BIS: 2720-part 7 1974Compaction Mould: Compaction mould 150 mm internal dia x 127.3 mm height, 2250 ml volume, complete withcollar and base plate all made of mild steel, fixing tie rods of mild steel with wing nuts. Compaction Rammer, Heavy:Compaction rammer, heavy, made of mild steel 4.89 kg weigh, 50 mm dia compacting face, 450 mm controlled free vertical fall. 38 Proctor Compaction Test apparatus as per BIS: 2720-part 7 1974Automatic Soil Compaction Machine as per I.S. : 2720 (Part VII & VIII)The Automatic Soil Compactor replaces the hand compaction procedure as specified for dry density/moisture content relationship of soil. Both light and heavy compaction tests can be performed by this machine using either 100 mm dia or 150 mm dia compaction moulds. The height of drop of the 50 mm dia rammer can be set either at 310 mm or 450 mm as per requirement. The machine is provided with a standard rammer weighing 2.6 kg for conducting light compaction and its weight can be increased to 4.89 kg for heavy compaction test by attaching additional rod supplied along with it. While using 100 mm dia mould the rammer carriage is locked in one position and the total area of the mould is compacted in about 25 strokes. The number of strokes i.e. 25 can be programmed, which are digitally displayed. Locking during the course of test in this stage is through high force solenoids. A selector switch is provided on the control panel for selection between 100 mm dia mould or 150 mm dia mould. For 150 mm dia mould the rammer carriage shifts radially by 25 mm to give about 8 blows within the diameter of 100 mm and 17 blows beyond 100 mm dia that is between 100 mm and 150 mm. This sequence is repeated till the rammer completes 55 blows after which the machine automatically stops. Safety features like safety lever for preventing rammer falling when the door is open,total cover for moving parts, M.C.B. for overload protection are provided as standard. 39 Laboratory California Bearing Ratio Test Apparatus, Motorised Laboratory CBR Apparatus meets the essential requirements of IS: 2720(Part XVI) with the mould as per of IS: 9669. The field CBR Apparatus meets the requirements of IS: 2720 (Part XXXI).Three Speed Compact, bench top design • Rapid Platen Adjustment ,• Complete with stabilizing bar• Options for mechanical or electronic measurement Suitable for operation on 220V, 50Hz, single phase, AC supply. With Load Frame, 50 kN Capacity, Three Speed 1.5, 1.25 & 2.5 mm/min Mould - Gun Metal 150mm ID x 175 mm HPerforated Base Plate - Gun Metal, Extension Collar - Gun Metal 150 mmID x 50 mm high, Penetration Piston 50 mm face dia, Adjustable Bracket for Penetration Dial Gauge, Circular Metal Spacer Disc, with detachable handle, 148 mm dia x 47.7 mm high, Annular Metal Weight 2.5 kg, 147 mm dia with 53 mm dia central hole, Slotted Metal Weight 2.5 kg, 147 mm dia, with 53 mm dia slot, Perforated Plate 148 mm dia, with adjustable stem and lock nut Metal Tripod for Dial Gauge, Cutting Collar, Rammer 2.6 kg, 310 mm controlled drop, Rammer 4.9 kg, 450 mm controlled dropProving Ring Capacity 50 kN, Gauge 25 mm travel, 0.01 mm least countSieve – 4.75 and19 mm [BIS:460 Part I & II1985, reaffirmed2008]Fitting, fixing/Installation and commissioning complete in all respect upto the satisfaction of the department concerned including demonstration.Calibration certificate of all gauges clearly mentioning least count value should also be supplied. 40 Sieve Brass Frame 20cm dia x 10mm as per IS code 41 Sieve Brass Frame 20cm dia x 4.75mm as per IS code 42 Sieve Brass Frame 20cm dia x 600 microns as per IS code 43 Sieve Brass Frame 20cm dia x 425 microns as per IS code 44 Sieve Brass Frame 20cm dia x 300 microns as per IS code 45 Sieve Brass Frame 20cm dia x 150 microns as per IS code 46 Sieve Brass Frame 20cm dia x 90 microns as per IS code 47 Sieve Brass Frame 20cm dia x 75 microns as per IS code 48 Sieve Brass Frame 20cm dia x 2.36 mm as per IS code 49 Sieve Brass Frame 20cm dia x 1.70 mm as per IS code 50 Sieve Brass Frame 20cm dia x 1.18 mm as per IS code 51 Lid for 20cm dia sieve as per IS code 52 Pan and Cover for 20cm dia sieves as per IS code 53 Sieve G.I. Frame 45cm dia x 50mm as per IS code 54 Sieve G.I. Frame 45cm dia x 40mm as per IS code 55 Sieve G.I. Frame 45cm dia x 20mm as per IS code 56 Sieve G.I. Frame 45cm dia x 6.3mm as per IS code 57 Sieve G.I. Frame 45cm dia x 31.5mm as per IS code 58 Sieve G.I. Frame 45cm dia x 2.0mm as per IS code 59 Pan and Cover for 45cm dia sieves as per IS code 60 Sieve G.I. Frame 45cm dia x 12.5mm as per IS code 61 Sieve G.I. Frame 45cm dia x 80mm as per IS code 62 Sieve G.I. Frame 45cm dia x 63mm as per IS code 63 Sieve G.I. Frame 45cm dia x 16mm as per IS code 64 Sieve Brass Frame 20cm dia x 2mm as per IS code 65 Cube mould 15 cmx15cmx15cm (steel) as per IS code 66 Sample Tray (Enamel Tray), Size 600x450x50mm 67 Sample Tray (Enamel Tray), Size 300x250x40mm 68 Tamping Rod, Steel, 16mm dia with ISI Certification Mark 69 Spatula, 150mm blade with wooden handle 70 Hand Gloves (heat resistant) 71 Measuring Cylinder, Glass, 200 ml, - Maximum Temperature Capacity: 400 degC 72 Measuring Cylinder, Glass,1000ml- Maximum Temperature Capacity: 400 degC 73 Mould, Steel, for 70.6 mm cube 74 Spatula, 150mm blade with wooden handle 75 Vibrating Machine IS:10080-1982 /Cement Mortar Cube Vibrating Machine, The machine issued for compaction of 70.6 mm cube specimens of cement mortarunder standard vibration required for determination of compressive strength of cement. The vibration machine consists of a frame mounted on four coiled springs to Carry a cube mould and an eccentric revolving shaft mounted in ball and roller bearings. The machine is so balanced that the eccentric imparts simple harmonic motion to Mould carrier and the mould. The frequency of vibration is 12000±400 per minute. The drive from the motor to the eccentric shaft is through an endless flat belt running on crowned pulleys. Suitable for operation on 220V, 50Hz, single phase supply. Supplied complete with a times witch, one7.06 cm I.S.I. marked cube mould (HC42.10.1) with hopper with additional 2 nos of belt.Power: 0-1 kWUsage/ApplicationCement Testing MachineDriven TypeMotorPower 0-1 kwMax Weight 0-200 kgAutomation Grade ManualPhase SingleVibrating Range 0-1 mmPortable 76 Sieve Shaker, Motorised Having as tardy cast iron body, the shaker has an inclined sieve table which can accommodate a max of seven sieves of 200 mm dia. N adjustable top clamping plate is provided to hold the sieves. The table has agyratory motion in addition to up and down jolting action. The operating gear assembly is enclosed in an oil bath fitted with transparent oil level indicating window. Suitable for operating on 220v, 50Hz, single phase supply.Time Switch adjustable from 0-60 minutes.Lid and Receiver for 200 mm dia sieves, made of brass.Adopter for 300 mm dia sieves 77 Rebound Hammer(Schmidt hammer)Useful for non-destructive estimation of quality of concrete of a finished structure and its relative compressive strength. Theinstrumentconsistsofacasinginwhichahammermass, specialspring,hammerlockingandreleasemechanismarehoused.A spherical ended plunger projects at one end which, when pressed against the test surface, actuates the release mechanism of the hammer mass. It gives an impact on the plunger. The hammer mass rebounds after the impact and an indicator register the amount of rebound on a linear scale. The compressive strength of the material can be computed from the calibration curves supplied with each hammer. It gives results within 15% of actual compressive strength. Supplied complete with a grinding stone in a carrying case. 78 Ultrasonic Pulse Velocity testing machineFastconcretetestingusingNon-destructive techniques Sleek light weight & Portable; Mains cum battery operatable; Uses TTLIntegratedcircuits&silicon semiconductors throughout; Facility for viewing received waveform on CRO ; Hold facility; Confirms to BS 1881: Part 203. Specifications: Display 4 digit seven segment with LED over range indication Time measurement 0.1 to 999.9 microseconds in single range Least Count 0.1 microsecond Accuracy +/- 0.1 microseconds for entire range Measuring range App. 5 meter depending on quality of concrete. Input 150 micro volt between 50 to 500 khz. Input impedance: 1 M ohm app. Energising pulse: 1110 V peak for 2 microseconds Pulse Repetition rate: Nominal 3p.r.r. & 30 p.r.r. switch selected. Power supply : a) Mains 230 V +/- 155, 50-60 hz. b) 12V Battery, 7 Amp. – hour capacity Power Consumption: 10 Watts (Average) more than 6 hrs. Continuousoperation With battery. Standard Probe Resonant frequency: 54 Khz app. Dimensions : 230 L x 130 H x 280 D (Basic Unit0 Weight: App. 3 kg. excluding battery. 79 Immersion Type Needle Vibrator, Electrically Operated, Motor- Single Phase2 HP,Needle Dia-40mm Length (including Needle) 4-5 Mtrs. 80 Scoop, Stainless Steel, Capacity 2kg. 81 Scoop, Stainless Steel, Capacity 5kg. 82 Ms Concrete Mixing Tray Size 6x4 Feet;Material - Mild SteelFinishing - Color CoatedThickness - 1.2 mmShape - RectangularThis tray is used for mixing concreteIt is made of 16 gauge ms sheet and 25 x 3 mm angle Specially made from GI sheet for its anti corrosive properties.
