bids are invited for calibration of thermal detectors testing , custom bid forservices - calibration of crane load indicator system ,custom bid for services - calibration of testing of manualcall points , custom bid for services - replacement ofpressure gauges size 2 to 3 decimal 5 range 0 to 1000 psi0 to 5000 psi , custom bid for services - replacement ofpressure gauges size 4 to 6 range 0 to 1000 psi to 5000 psi, custom bid for services - replacement of pressureswitches range 0 to 160 psi , custom bid for services -replacement of pressure switches range 0 to 1500 psi ,custom bid for services - replacement of pressure switchesrange 0 to 7000 psi , custom bid for services - replacementof pressure transmitter range up to 0 5000 psi , custom bidfor services - replacement of current instrument ammeters, custom bid for services - replacement of overload relays ,custom bid for services - replacement of voltageinstrument voltmeter , custom bid for services -replacement of frequency indicator 0 to 60 hz , custom bidfor services - replacement of power instruments kwh ,custom bid for services - replacement of temperatureinstruments gauges indicators switches total quantity :