Specification for British Association (B.A.) low tensile screws and nuts for aeronautical purposes1 Scope These British Standards cover dimensions, material, finish and part numbers for British Association (B. A.) cheese, round, countersunk, and raised countersunk head screws, and dimensions, material, finish and code letters for British Association (B. A.) hexagon ordinary (or full) and thin (or lock) nuts for aeronautical use.

These are tensile test specimens from which

Configuration — Dimensions — Mass

The flakiness index test is a very important test to be performed on aggregate giving the percentage of flaky aggregate present in the total aggregate sample

4   Terms and definitions

BS EN 62389 discusses measuring conditions

and to the behaviour of the die castings when subjected to continuous stress

Relative to UML 1

The manufacturing industries

BS 746 specifies requirements and test methods for unions and adaptors for the installation of low-pressure gas meters

the configuration of security features

Why should you use BS EN 198 - Baths made from crosslinked cast acrylic sheets

BS IEC 61523-3 helps you in enhancements and improving the quality and rigour of the LRM