All of four (4) each gauge and steel grade will be satisfied these criteria in the next page; Table of size, steel grade and Max. ElongationThe different size and steel grade from the table will be re-calculated the Max elongation criteria.The accuracy of elongation shall be referred to the guarantee item of electrical specification.Equipment shall be fully maintained and adjusted to the test. All setting values are to set properly and all systems are to work properly. All rolls shall be normal condition and in use.