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BS EN 13445-8:2021

BS EN 13445-8:2021

$128.58

Unfired pressure vessels – Additional requirements for pressure vessels of aluminium and aluminium alloys

Published By Publication Date Number of Pages
BSI 2021 42
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This document specifies requirements for unfired pressure vessels and their parts made of aluminium and aluminium alloys in addition to the general requirements for unfired pressure vessels under EN 13445:2021 Parts 1 to 5. This document specifies unfired pressure vessels for loads up to 500 full cycles.

NOTE Cast materials are not included in this version. Details regarding cast materials will be subject to an amendment to or a revision of this document.

PDF Catalog

PDF Pages PDF Title
2 undefined
9 1 Scope
2 Normative references
11 3 Terms, definitions, symbols and units
4 General
5 Materials
5.1 General
5.2 Elongation after fracture
5.3 Prevention of brittle fracture
12 5.4 Lamellar tearing
5.5 Chemical composition
5.6 Material grouping system
13 6 Design
6.1 General
6.2 Design temperature and properties
6.3 Time-independent nominal design stress
14 6.4 Thick walled, small bore piping for shells
6.5 Fatigue design
6.6 Lapped joints, joggle joints, permanent backing strips
6.6.1 General
6.6.2 Lapped joints
15 6.6.3 Joggle joints
6.6.4 Joints with permanent backing strips
6.7 Flat ends
16 6.8 Design by experiment
6.9 Port-hole-extruded tubes
7 Manufacture
7.1 General
7.2 Materials
7.3 Tolerances
17 7.4 Welding procedure specification (WPS)
7.5 Qualification of welding procedure specifications (WPQR)
7.6 Qualification of welders and welding operators
7.7 Joint preparation
18 7.8 Preheat
7.9 Production test, reference criteria
19 7.10 Extent of testing
7.11 Performance of test and acceptance criteria
7.12 Forming procedures
20 7.13 Heat treatment after forming
21 7.14 Sampling of formed products
22 7.15 Tests
7.15.1 Base material
7.15.2 Butt welds
7.16 Post weld heat treatment (PWHT)
8 Inspection and testing
8.1 General
23 8.2 Non-destructive testing of welded joints
8.2.1 General
24 8.2.2 Demonstration of satisfactory experience for testing group 2
8.2.3 Symbols
8.3 Determination of extent of non destructive testing
27 8.4 Applicable non-destructive testing techniques
8.4.1 NDT methods
28 8.4.2 Acceptance criteria for radiographic testing (RT)
8.4.3 Acceptance criteria for visual and surface penetrant testing
29 8.4.4 Acceptance criteria for penetrant testing (PT)
8.5 Selection of non-destructive testing methods for internal imperfections
30 8.6 Standard hydrostatic test
8.7 Pneumatic testing
9 Inspection and testing of serially produced pressure vessels — Model approval
9.1 General
9.2 Inspection and testing of pressure vessels subject to cyclic loads
31 Annex A (normative)Allowable design strength values
A.1 General
A.2 Extruded rod/bar, tube and profile
33 A.3 Cold drawn rod/bar and tube
34 A.4 Forgings
38 Annex Y (informative)History of EN 13445-8
Y.1 Differences between EN 13445-8:2014 and EN 13445-8:2021
39 Annex ZA (informative)Relationship between this European Standard and the essential requirements of Directive 2014/68/EU aimed to be covered

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BS EN 13445-8:2021
$128.58