bids are invited for ductility testing machine - ref. standards is:1208, astm d113, aashto t 51 designed to test three specimens simultaneously. the machine consists of a carriage moving over a lead screw. an electric motor driven reduction gear unit ensures smooth constant speed and continuous operation. the entire assembly is mounted with water bath completely encased in metal bound hardwood. it is equipped with an electric pump circulator and heater. the temperature is controlled by digital temperature controller. two rates of travel i.e. 5 cm/min and 1 cm/min are provided. suitable for operation on 220 v, 50 hz, single phase, ac supply. , ring and ball apparatus - the ring and ball apparatus is a compact user friendly apparatus. it has magnetic stirrer with heating facility and digital display of temperature, the heating can be adjusted through knob and can be controlled through the integral pio controlled . suitable for operation on 220 v, 50 hz, single phase, ac supply. , universal penetrometer - the unit is compact with in-built timer to control duration of penetration preset in factory to 5 seconds. the instrument is provided with levelling screws. , aggregate crushing value apparatus - used for determining the aggregate crushing value, the apparatus consists of a steel cylinder 150 mm dia, a plunger and a steel base plate. the surfaces coming into contact with the aggregate are case hardened. , hot plate, rectangular, with energy regulator - 250x300x150mm, 1.2kw , digital compression testing machine, capacity 2000kn - conform to is: 14858(2000) and calibrated with an accuracy of± 1 % as per the requirement of 1828(class1). total quantity : 1