Regulation 49

The forms and dimensions of test-pieces shall be as follows:The gauge length and the parallel portion of the test-pieces shall be as shown in paragraph (1). The form of the ends shall be as required in order to suit the various methods employed for gripping the test-piece.

Any reduction of the specimens to the form required shall be effected by machining, and whenever practicable, the rolled surfaces shall be retained on two opposite sides of the test‑pieces taken from plates, angle bars and tee bars.