Tender For corrigendum : purchase of various testing advanced apparatus (lab equipment) in quality control labs under zone ajmer, bikaner,udaipur-i and udaipur-ii - ultra sonic pulse velocity testing instrument :-supplying ultra sonic pulse velocity testing instrument for non destructive testing (ndt) of hardened concrete to asses the quality of concrete in term of dense, homogeneity and uniformity. instrument shall also be capable of crack & void detection and elastic properties measurment of concrete. the apparatus for ultra sonic pulse velocity measurment shall consist electrical pulse generator, transducers in one pair, standard calibrator bar, amplifier, electronic timing device. performance requirement of apparatus shall be as under :-- transit time accuracy within - 1 % range- range of time - 20 s to 10 ms- referance specimen - two no. usually steel bars having pulse transit time 25 s to 100 ms with accuracy 0.2 s- transducer - one pair - piezo electric and magneto strictime type frequencies in between 10khz to 200 khz, contact type ultra sonic concrete tester range - upto 5 mtr. & 5 mtr. and aboveaccuracy - 100 nano second- power - 7.2 v (dc), rechargable bettary - oper. temperature - 0 to 500 c - resolution - 0.1 s- display - 128x64 graphic lcd - display response time - instantaneousstandard accessories :-1- 1 set of 7.2 v nicd cell2- probe cable 2 no. (4m each)3- transduces - 2 no. (50 mm dia, 60 khz)4- calibration block alongwith verification block with nabl traceability certificate5- cover /bag instrument shall meet requirements of is: 516(part-5/sec.-i) 2018, en 12504-1 & astm c 597. standards.the complete item shall be supplied as per direction of engineer in charge . rates are inlusive of all taxes ., rotationalviscometer : supplying & installation of rotationalviscometer of spring torque model for higher viscosities that specially designed for conducting high-temperature testing of ashphalt binders in compliance with astmd 4402/d4402m-23 and is: 73-2013,is :15462-2019 & is:17079-2019 .standards . it should be capable to determine viscosities of liquids. like oil, ashphalt & solvent etc.key feature of apparatus shall be as under :-precise temperatures control unit to ensure precise temp control and maintaining content & accurate testing temperatures.user friendly inter face to easy to use and display of accurate result.level indicators surface level indictors should be our both the temp control unit and the main unit to ensure equipment remain level.versatile spindle options capable of with standing the demanding condition of ashphalt testing., builtin micro printer for convenient result printing., automatic range calculation capable of automatic full scale range (fsr) calculation for 100 % viscosity with specific spindle and speed combination., window based software shall include window based software for creating viscometer vs temperatures course with test data continently stored ms excel., high-visibility lcb the lcb display features a white backlight for enhanced visibility and clarity.technical specifications of apparatus shall be as under :-rotation speed 0.1- 250 rpm, viscosity measurement range 100 cp to 64m cp, torque range high up to 57496 dyne.cm ( 5.749 mn.m) ,spindles set of large spindles as required, torque range 10%- 100% full -scale torque, measurement error: 1% (f s), temperature controlling range: up to 200 c, temperature controlling accuracy: 0.1 c, cubage of sample cylinder: 20ml, serial interface: rs232, working environment: ambient temperature: 15 c to 35 c, 85%, operating voltage: ac (220v 10%)v, 50hz, single phase, total power consumption: 200w, components included of apparatus shall be as under :- -head of viscometer -auxiliary controlling case (containing a temperature controller and a micro-printer), - thermo-electric heater, -spindles made of aisi 316l as per requirment with adaptor, -pen drive for pc software setupstand, external power supply connection cable, ins
29 Aug, 2025
1.47 Crore
