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BSI 23/30466781 DC:2023 Edition

BSI 23/30466781 DC:2023 Edition

$13.70

BS EN 13261. Railway applications. Wheelsets and bogies. Axles. Product requirements

Published By Publication Date Number of Pages
BSI 2023 69
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PDF Catalog

PDF Pages PDF Title
9 1 Scope
2 Normative references
10 3 Terms and definitions
11 4 Product definition
4.1 Chemical composition
4.1.1 Values to be achieved
4.1.2 Sampling methods
4.1.3 Chemical analysis
12 4.2 Mechanical characteristics
4.2.1 Characteristics from the tensile test
4.2.1.1 Values to be achieved
4.2.1.2 Position of the test pieces
13 4.2.1.3 Test method
14 4.2.2 Impact test characteristics
4.2.2.1 Values to be achieved
4.2.2.2 Position of test pieces
4.2.2.3 Test method
16 4.2.3 Fatigue characteristics
4.2.3.1 General
17 4.2.3.2 Values to be achieved
4.2.3.3 Fatigue test pieces
4.2.3.4 Test method
18 4.3 Microstructure characteristics
4.3.1 Values to be achieved
4.3.2 Position of the test piece
4.3.3 Test method
4.4 Material cleanliness
4.4.1 Micrographic cleanliness
4.4.1.1 Cleanliness level to be achieved
19 4.4.1.2 Position of the micrographic sample
4.4.1.3 Test method
4.4.2 Internal integrity
4.4.2.1 General
4.4.2.2 Level to be achieved
4.4.2.3 Test piece
20 4.4.2.4 Method of examination
4.5 Permeability to ultrasound
4.5.1 General
4.5.2 Level to be achieved
4.5.3 Test piece
4.5.4 Test method
21 4.6 Residual stresses
4.6.1 General
4.6.2 Values to be achieved
4.6.3 Test piece and position of measurement points
4.6.4 Measurement method
22 4.7 Surface characteristics
4.7.1 Surface finish
4.7.1.1 Characteristics to be achieved
24 4.7.1.2 Measurement method
4.7.2 Surface integrity
4.7.2.1 General
4.7.2.2 Level to be achieved
25 4.7.2.3 Test piece
4.7.2.4 Methods of examination
4.8 Geometrical and dimensional tolerances
30 4.9 Protection against corrosion and against mechanical aggression
4.9.1 Final protection
4.9.1.1 General
31 4.9.1.2 Coating thickness
4.9.1.3 Coating adhesion
32 4.9.1.4 Resistance to impacts
4.9.1.5 Resistance to gritting
4.9.1.6 Resistance to salt spray
33 4.9.1.7 Resistance to specific corrosive products
34 4.9.1.8 Coating resistance to cyclic mechanical stresses
4.9.2 Temporary protection
4.10 Marking
35 5 Alternative manufacturing process
6 Product qualification
7 Conditions of supply
36 Annex A (informative)Material sampling from axle journal extension
A.1 General
A.2 Sampling method
A.2.1 Extension of the same diameter as the journal diameter
A.2.2 Extension with a larger diameter than the journal diameter
A.3 Values to be achieved
38 Annex B (informative)Drawings of test pieces
42 Annex C (normative)Standard sample block for measurement of permeability to ultrasound
C.1 Sample block
44 C.2 Tolerances of the standard sample block
C.3 Steel grade of the standard sample block
45 Annex D (informative)Position of the measurement points for the permeability to ultrasound
46 Annex E (informative)Residual stress measurement with strain gauges with saw cutting
47 Annex F (informative)Method for blasting after machining
F.1 Blasting principle
F.2 Requirements
F.2.1 Blasting media
F.2.2 Hardness
F.2.3 Roughness
F.2.4 Coverage rate
F.2.5 Fatigue limit
48 F.3 Parameters
F.4 Blasting qualification process
49 Annex G (normative)Method to assess resistance to impact of the coating
G.1 Principle
G.2 Test piece
G.3 Apparatus
G.4 Procedure
G.5 Expression of results
50 Annex H (normative)Method to assess resistance to gritting of the coating
H.1 Principle
H.2 Test piece
H.3 Apparatus
H.4 Procedure
H.5 Expression of results
51 Annex I (normative)Method to assess the resistance of the coating to specific corrosive products
I.1 Principle
I.2 Test piece
I.3 Apparatus
I.4 Corrosive products
I.5 Procedure
52 I.6 Expression of results
53 Annex J (normative)Method to assess the resistance of the coating to cyclic mechanical stresses
J.1 Purpose
J.2 Principle
J.3 Test piece
J.4 Apparatus
J.5 Procedure
54 J.6 Expression of results
55 Annex K (normative)Product qualification
K.1 Introduction
K.2 General
57 K.3 Requirements
K.3.1 Requirements to be fulfilled by the manufacturer
K.3.1.1 General
K.3.1.2 Quality organization
K.3.1.3 Staff qualification
K.3.1.4 Equipment
K.3.2 Requirements to be met by the product
K.4 Qualification procedure
K.4.1 General
K.4.2 Documentation required
58 K.4.3 Assessment of manufacturing facilities and manufacturing process
K.4.4 Laboratory tests
59 K.5 Qualification validity
K.5.1 Condition of validity
K.5.2 Modification and extension
K.5.3 Transference
K.5.4 Lapsed certification
K.5.5 Cancellation
K.6 Qualification file
60 Annex L (normative)Conditions of supply of the product
L.1 Introduction
L.2 General
61 L.3 Delivery condition
L.4 Controls on each axle
L.5 Batch control
L.5.1 Controls
62 L.5.2 Permeability to ultrasound
L.5.3 Surface finish
63 L.5.4 Visual examination
L.6 Quality plan
L.6.1 General
L.6.2 Purpose
L.6.3 Application of the quality plan
L.7 Allowable rectification
L.7.1 General
64 L.7.2 Post heat treatment
L.7.3 Repeat testing
L.7.4 Straightening of axles
L.7.5 Mechanical reworking
65 Annex M (normative)Measurement of the hydrogen content in the steel for axles at the melting stage
M.1 General
M.2 Sampling
M.3 Analysis methods
M.4 Precautions
66 Annex ZA (informative)Relationship between this European Standard and the essential requirements of EU Directive (EU) 2016/797/EC aimed to be covered

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BSI 23/30466781 DC
$13.70