PROCEDURE 3.1 Measlire the diameter of the specimen using venier-calliper.

| April 14, 2018

PROCEDURE 3.1 Measlire the diameter of the specimen using venier-calliper. 3.2 lnsert the specimen holders on the top and middle cross members, 3.3 Screw the threaded ends ofthe specimen anto the chucks. 3.4 Tighten the nut on the upperchuck by hand, 3.5 Connect and switch on the interface. 3.6 Select the elongation on the interface and press next. 3.7 Then press local button. 3.8 The jack handle applies load. While doing so, observe the interface. 3.9 Set the interface to zero. 3.10 slowly apply the load and record both load and the elongation from the interface. 3.11 lncreases the load, each time record the elongation as well as the load. 3.12 Plot the load vs. elongation on a graph and identifythe elastic limit, upper yield point, Ioweryield point.

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