BS ISO 18172-1:2007
Current
The latest, up-to-date edition.
Gas cylinders. Refillable welded stainless steel cylinders Test pressure 6 MPa and below
Hardcopy , PDF
English
31-05-2007
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols
4 Materials and heat treatment
4.1 General
4.2 Categories
4.3 Heat treatment
4.4 Test requirements
5 Design
5.1 General requirements
5.2 Calculation of cylindrical shell wall thickness
5.3 Design of convex ends
5.4 Minimum wall thickness
5.5 Ends of other shapes
5.6 Design of openings
6 Construction and workmanship
6.1 General
6.2 Welding procedures
6.3 Cryoforming procedure
6.4 Welded joints of pressure-containing parts
6.5 Non-pressure-containing attachments
6.6 Valve protection
6.7 Neck threads
6.8 Visual examination
7 New design tests
7.1 General requirements
7.2 Verifications and tests
7.3 Descriptions of tests
7.4 Design testing certificate
8 Batch tests
8.1 General
8.2 Information
8.3 Tensile test
8.4 Bend test
8.5 Macroscopic examination of weld cross-sections
8.6 Checks and verifications
9 Tests on every cylinder
9.1 Pressure test
9.2 Hardness test
9.3 Leakage test
10 Failure to meet test requirements
11 Markings
12 Certificate
Annex A (normative) Radiographic examination of welds
Annex B (normative) Description and evaluation of
manufacturing defects and conditions for rejection
of welded stainless steel gas cylinders at time
of visual inspection
Annex C (informative) Examples of design and batch testing
certificates
Annex D (normative) Manufacturer's markings for LPG
Bibliography
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.