Standard
Track updates
AS 2470-2005
[Current]Steel cylinders for compressed gases — Welded three-piece construction with longitudinal joint — 11 kg to 150 kg
This Standard specifies requirements for welded carbon and stainless steel cylinders with one longitudinal and two circumferential joints, of water capacity not less than 11 kg nor more than 150 kg, which have test pressures from 1750 kPa to 7000 kPa, and are intended for the storage and transport of compressed gases in accordance with AS 2030.1.
Published: 29/06/2005
Pages: 27
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Referenced documents
3 Definitions
4 Material
4.1 Steelmaking process
4.2 Carbon steel
4.2.1 Cylindrical section and ends
4.2.1.1 Cast analysis
4.2.1.2 Residual elements
4.2.1.3 Weldability
4.2.1.4 Mechanical properties
4.2.2 Attachments
4.3 Stainless steel
4.3.1 Cylindrical section and ends
4.3.1.1 Cast analysis
4.3.1.2 Test certificates
4.3.1.3 Mechanical properties
4.3.1.4 Intergranular corrosion tests
4.3.2 Attachments
5 Design and construction
5.1 Minimum thickness
5.1.1 Cylindrical portions of shell (not including any part of the ends)
5.1.2 Ends
5.2 Form of ends
5.3 Footring
5.4 Length to outside diameter ratio
5.5 Valve protection
5.6 Pressure-retaining joints
5.6.1 General
5.6.2 Longitudinal joint
5.6.3 Circumferential joint
5.6.4 Non-pressure-retaining joints
5.7 Openings in cylinder
5.7.1 Location
5.7.2 Size, proportions and construction
5.7.3 Cylinder neck thread
5.7.4 Provision for safety device(s)
6 Welding
6.1 Supervision of welding
6.2 Competence of welder
6.3 Repair of welds
6.4 Welding to attachments
7 Inspection and testing
7.1 Radiographic examination
7.1.1 Personnel and operation requirements
7.1.2 Frequency and extent
7.1.3 Methods and sensitivity
7.1.4 Acceptance standards
7.1.5 Treatment of imperfections disclosed by radiographic examination
7.1.6 Radiography of repairs
7.2 Visual inspection
7.2.1 Welded cylindrical section and unassembled end
7.2.2 Finished gas cylinder
8 Heat treatment
9 Mechanical tests
9.1 General
9.2 Test specimens
9.2.1 General
9.2.2 Test frequency
9.3 Tensile tests of parent metal
9.4 Transverse tensile test of longitudinal joint
9.5 Bend test(s) of longitudinal joint
9.6 Tensile test of circumferential joint
9.7 Bend test(s) of circumferential joint(s)
9.8 Retests for mechanical properties
10 Pressure tests
10.1 General
10.2 Proof test
10.3 Leakage test
11 Type tests
11.1 General
11.2 Stretch test
11.3 Hoop stress test
11.4 Pulsation test
11.5 Strength test of valve protection
12 Surface coatings
13 Record and test certificate(s)
14 Stamping
15 Preparation for dispatch
Appendix A
Appendix B
Appendix C
C1 General
C2 Verification
C3 Production
Appendix D
Appendix E
Cited references in this standard
$113.50
AUD
Inclusive of GST
Available formats
Web Reader
Licence:
1 user
Total
$113.50
