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BS 5892-1:2023

BS 5892-1:2023

$142.49

Railway rolling stock materials – Part 1: Specification for axles for traction and trailing stock

Published By Publication Date Number of Pages
BSI 2023 32
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PDF Catalog

PDF Pages PDF Title
5 Foreword
7 1 Scope
2 Normative references
3 Terms and Definitions
8 4 Information to be supplied by the purchaser
5 Classification and heat treatment
5.1 Grades of steels
9 5.2 Heat treatment condition
5.3 Degree of finish
6 Manufacture
6.1 Steelmaking
Table 1 ā€” Chemical composition
10 Table 2 ā€” Permitted variations of product analysis from the specified range for significant elements
Table 3 ā€” Heat treatment condition and mechanical properties
11 Table 4 ā€” Heat treatment after straightening
6.2 Manufacture of the axles
6.3 Hydrogen cracking (flakes)
6.4 Identification of axles during manufacture
6.5 Heat treatment
12 6.6 Straightening of rough axles
6.7 Dimensions
Table 5 ā€” Machining allowances and dimensional tolerances for unmachinedA) forged and rolled axles
13 Table 6 ā€” Dimensional requirements for part machinedB) and ready for assemblyB) axles
15 Table 7 ā€” Average surface roughness for part machinedA) and ready for assemblyA) axles
Figure 1 ā€” Key to the symbols used in Table 5
16 Figure 2 ā€” Key to the symbols used for dimensional characteristics and surface roughness in Table 6 and Table 7
Figure 3 ā€” Key to the symbols used for geometrical tolerances in Table 6 and Table 7
6.8 Rectification
17 7 Manufacturerā€™s brand marks
8 Inspection
9 Type and number of tests
9.1 Type of tests
9.2 Test unit and subdivision into batches
9.3 Sampling and preparation of samples and test pieces
18 Figure 4 ā€” Micrographic examination sampling location (solid axle and hollow axle)
19 9.4 Surface condition
9.5 Dimensional checks
Table 8 ā€” Type and number of tests
20 Figure 5 ā€” Position of tensile test samples and test pieces (see 9.3.3)
21 Figure 6 ā€” Position of impact test samples and test pieces (see 9.3.4)
10 Test methods
10.1 Chemical analysis
10.2 Mechanical tests
22 10.3 Non-destructive tests
10.4 Micrographic cleanliness
10.5 Checking of surface condition
10.6 Checking of dimensions
11 Test results
11.1 Chemical composition
11.2 Mechanical properties
11.3 Non-destructive tests
11.4 Micrographic cleanliness
23 Table 9 ā€” Level to be achieved for micrographic examination
11.5 Surface condition
11.6 Dimensions
11.7 Retests
12 Conclusion of inspection
13 Certification
24 14 Protection in transport
14.1 Protection against corrosion
14.2 Protection against mechanical damage
25 Annex A (informative)ā€‚ Method for ultrasonic testing of part finished axles
27 Figure A.1 ā€” Standard calibration block
28 Annex B (normative)ā€‚ Method for surface magnetic particle inspection
30 Bibliography

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BS 5892-1:2023
$142.49