BS 7474(1991) : AMD 8554
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
02-15-1995
11-23-2012
Committees responsible
National foreword
Specification
Section 1. General
1.1 Scope
1.2 Normative references
1.3 Definitions
Section 2. Requirements
2.1 General requirement
2.2 Range of depths
2.3 Range scales
2.4 Method of presentation
2.5 Safety
2.6 Pulse repetition rate
2.7 Measurement accuracy
2.8 Roll and pitch
Section 3. Test methods and required test results
3.1 General underwater test conditions
3.2 Range of depths
3.3 Range scales
3.4 Method of presentation
3.5 Safety
3.6 Pulse repetition rate
3.7 Measurement accuracy
Annex
A Sound absorption coefficient
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.