BS 3915:1965
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for carbon and low alloy steel pressure vessels for primary circuits of nuclear reactors
Hardcopy , PDF
15-05-1999
English
10-08-1965
Cooperating organizations
Foreword
Specification
Section 1. General
1.1 Scope
1.2 Definitions
1.3 Classification
1.4 Information to be supplied by the purchaser and
manufacturer
1.5 Agreed specification
1.6 Interpretation
Section 2. Materials
2.1 General
2.2 Selection of materials
2.3 Nominal design stresses
2.4 Modulus of elasticity
Section 3. Design
3.1 General
3.2 Basic design
3.2.1 Shells subject to internal pressure
3.2.2 Shells subject to external pressure
3.2.3 Protective linings
3.2.4 Flat ends and covers
3.2.5 Conical ends
3.2.6 Domed ends
3.2.7 Spherically domed and bolted ends
3.2.8 Openings and branch connections
3.2.9 Bolted flanged connections
3.2.10 Flat tube plates
3.2.11 Design of welded joints
3.3 Final design appraisal
Section 4. Manufacture
4.1 Plates identification, forming, etc.
4.2 Welding
4.3 Tolerances
4.4 Stress relieving by heat treatment
Section 5. Inspection and tests
5.1 General
5.2 Testing facilities
5.3 Stages of inspection and tests
5.4 Test certificates for materials
5.5 Examination of components prior to welding
5.6 Examination of production welds
5.7 Radiographic examination
5.8 Category B pipe components not exceeding 24 in
nominal bore
5.9 Weld leak testing
5.10 Pressure tests
5.11 Marking and records
Section 6. Automatic pressure relief devices
6.1 General
6.2 Materials
6.3 Capacity
6.4 Installation
6.5 Discharge systems
6.6 Marking of automatic pressure relief devices
Appendices
A. The design of openings and penetrations
B. Welding procedure qualification, welder and operator
performance qualification and production weld tests
C. Plate pressing procedure tests
D. Ultrasonic inspection of plates
E. Selection of economic flange proportions
F. Approximate equivalents
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