BS 2646-1:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Autoclaves for sterilization in laboratories Specification for design, construction, safety and performance
Hardcopy , PDF
04-26-2021
English
03-15-1993
Committees responsible
Foreword
Specification
Section 1. General
1.1 Scope
1.2 References
1.3 Definitions
1.4 Classification
1.5 Responsibilities
1.6 Information and requirements to be agreed and to
be documented
Section 2. Materials
2.1 Selection of materials
2.2 Nominal design strength
Section 3. Autoclave chamber
3.1 General
3.2 Chamber doors
Section 4. Steam generators
4.1 General
4.2 Generator-to-chamber pipework assemblies
Section 5. Design
5.1 General
5.2 Construction categories
5.3 Design stress
5.4 Wall thickness
5.5 Vessels under internal pressure
5.6 Vessels under vacuum (subject to external
pressure)
5.7 Doors and frames
Section 6. Manufacture and workmanship
6.1 General aspects of construction
6.2 Cutting, forming and tolerances
6.3 Welded joints
6.4 Brazed joints
Section 7. Inspection and testing of pressure vessels
7.1 General
7.2 Approval testing of welding procedures
7.3 Welder and operator approval
7.4 Production control test plates
7.5 Non-destructive testing of pressure vessels
7.6 Visual examination of pressure vessels
7.7 Pressure tests
7.8 Stamping and marking of pressure vessels
Section 8. Inspection and testing of the completed
autoclave
8.1 General
8.2 Commissioning
Section 9. Safety and safety devices
9.1 General
9.2 Provision of pressure vessel safety devices
9.3 Attachments for autoclaves heated by electrical
immersion heaters
9.4 Safety devices for pressure vessels
9.5 Safety devices to protect the operator when
unloading the autoclave
9.6 Electrical safety requirements
9.7 Temperature of autoclave surfaces
Section 10. Load supporting and handling equipment
10.1 Internal shelf framework system
10.2 Loading trolley
Section 11. Instrumentation and control
11.1 General
11.2 Gauge dials
11.3 Illuminated digital displays
11.4 Pressure gauges
11.5 Pressure indicators
11.6 Temperature indicators
11.7 Temperature recorders
11.8 Controller settings
11.9 Microprocessor control systems
11.10 Radio-frequency (RF) interference
11.11 Testing
Section 12. Performance requirements
12.1 Performance test for autoclaves designed for a
liquids sterilization process
12.2 Performance tests for autoclaves designed for
make-safe
12.3 Performance tests for autoclaves designed for
equipment and glassware sterilization
Section 13. Marking
13.1 General
13.2 Information relating to the autoclave
13.3 Information relating to each pressure vessel
Annexes
A (informative) Description of the testing
programme
B (informative) Optional requirements to be agreed
between the purchaser and the manufacturer
Tables
1 Materials
2 Copper and copper alloys: nominal design strength
values
3 Construction categories
4 Minimum wall thickness
5 Values of K for use in equation (1)
6 Inspection and testing stages
7 Maximum surface temperature increases
Figures
1 Certificate of compliance
2 Stiffeners for flat plates
List of references
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