DIN 7982 and GOST 10619-80 are standards for countersunk head screws.
Self-tapping screws according to DIN 7982 are made only with cross-shaped slots Philips H and Pozidriv Z. Slots of self-tapping screws according to GOST 10619-80 can be cross-shaped or straight.
The end of the shaft of the screws can be pointed (type C) or blunt (type F). According to GOST 10619-80, the end of the rod is only blunt.
Self-tapping screws according to DIN 7982 are produced in a larger number of sizes than according to GOST 10619-80, while the standardized thread diameters and lengths do not coincide.
Self-tapping screws DIN 7982 with a sharp shape of the end of the rod allow you to fasten parts without pre-drilling a hole in the support material. Self-tapping screws according to GOST 10619 have large maximum dimensions in terms of thread length and diameter and can be used to assemble structures with increased loads.
| Параметр | DIN 7982 | ГОСТ 10619-80 |
| d - номінальний діаметр різьблення, мм | 2.2, 2.9, 3.5, 3.9, 4.2, 4.8, 5.5, 6.3 | 2.5, 3, 4, 5, 6, 8 |
| l - довжина саморіза, мм | від 6,5 до 38 | від 6 до 50 |
| Форма кінця стрижня | загострена та тупа | тупа |
| Тип шліцю під викрутку | хрестоподібний PH або PZ | прямий або хрестоподібний |