This standard covers requirements for metric steel self-drilling tapping screws suitable for use in general engineering applications. The objective of this standard is to insure that self-drilling tapping screws, by meeting the mechanical and performance requirements specified, shall drill a hol...

Introduction This revision has been made for formal modification resulting from the revision of JIS B 1052 on January 20, 1998 and the withdrawal of Annex 3 to JIS B 1052 on December 31, 2000 to have resulted in the specification given in the Annex 2 to JIS B 1181. 1 Scope This Japanese Industri...

1.1 This specification covers application, performance and dimensional requirements for electrodeposited coatings on threaded fasteners with unified inch and metric screw threads, but it may also be applied to other threaded parts and non-threaded parts such as washers and pins. It specifies coat...

This standard covers the complete general and dimensional data for metric series round head ribbed neck bolts in sizes M5 thru M14, intended for general engineering applications.

1.1 This specification establishes allowable limits for the various types of surface discontinuities that may occur during the manufacture and processing of metric-series nuts with nominal diameters 5 mm and larger and inch-series nuts with nominal diameters 1/4 in. and larger. 1.2 The values sta...

Wall hooks shall be made of steel (grade at manufacturer's discretion) and have a bright finish (bk).