Japanese Standards Association

Drilling screws with tapping screw thread
 N JIS B 1124

Annotation

This Standard specifies the characteristics of steel drilling screws with tapping screw thread with thread sizes from ST2.9 to ST6.3 inclusive.

The characteristics of drilling screws not specified in ISO 15480, ISO 15481, ISO 15482 and ISO 15483 are given in Annex JA.

NOTE: The International Standards corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 15480: 1999 Hexagon washer head drilling screws with tapping screw thread

ISO 15481: 1999 Cross recessed pan head drilling screws with tapping screw thread

ISO 15482: 1999 Cross recessed countersunk head drilling screws with tapping screw thread

ISO 15483: 1999 Cross recessed raised countersunk head drilling screws with tapping screw thread (Overall evaluation: MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/lEC Guide 21-1.

Автоматический перевод:

Сверление винтов с резьбой самореза

Этот Стандарт определяет характеристики винтов сверления стали с резьбой самореза с размерами резьбы от ST2.9 до ST6.3 включительно.