It is an attachment to Universal Testing Machine and Tensile Testing
Machines, used to find out the proof stress at the required % elongation.
It measures the elongation of a test piece on load for the set
Least count of measurement 0.01 mm and maximum elongation
measured upto 3 mm.
Adjustable gauge length from 30 mm to 120 mm.
Round specimen from 1 mm to 20 mm dia. & flat specimen from
1 mm to 20 mm thickness can be accommodated.