Non-destructive testing. Guided wave testing - Basic requirements for guided wave testing of pipes, pipelines and structural tubulars1 Scope This part of BS 9690 specifies the basic requirements for screening pipes and similar tubular objects using the guided wave testing (GWT) method, including set up, data collection and basic interpretation of the data. It is intended to be read in conjunction with BS 96901. NOTE 1 Some background to the GWT method is given in Annex A. This part is applicable to the testing of ferritic carbon and low alloy steel pipes (tubes used for the

Materials used in the construction and for the modification of farm buildings should satisfy building design classifications

This British Standard encompasses the subject matter previously covered by codes of practice for small sewage treatment works

and reduce the number of complaints

• Overview

Threat and hazard identification

approaches and benefits associated with knowledge management

commercial products contain polyethylene glycols as a by-product

The batteries under these applications are stressed in a completely different way compared to classical starter batteries

This concrete has a known volume and is in a sealed container and a predetermined air pressure is applied over the water

ISO 1496‑5 discusses containers

It is applicable to all kinds of fibres

Recommendations for undercuts and runouts for high duty applications are given in Appendix A