IS 1521-1972

标准号：IS 1521-1972
发布日期：1972/12/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This standard prescribes the method for tensile testing of products which have usually been cold-worked and are of constant cross sertion, either round, square, rectangular, or special. The dimensions of the crosssection are always very small compared with the usual lengths produced, and for wire of rectangular or special cross section, the ratio of width to thickness is generally less than 4. The diameter, or other characteristic dimension, is usually not greater than 10 mm.