BS 5892-3:2023
$167.15
Railway rolling stock materials. Specification for monobloc wheels for traction and trailing stock
Published By | Publication Date | Number of Pages |
BSI | 2023 | 40 |
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 steel |
9 | Table 1 ā Chemical composition Table 2 ā Permitted variations of product analysis from the specified range for significant elements |
10 | 5.2 Heat treatment condition 5.3 Degree of finish 6 Manufacture 6.1 Steelmaking 6.2 Manufacture of the wheels |
11 | Table 3 ā Heat treatment condition and mechanical properties 6.3 Hydrogen cracking (flakes) 6.4 Non-conforming material |
12 | 6.5 Identification of the wheels during manufacture 6.6 Heat treatment 6.7 Dimensions |
13 | Table 4 ā Machining allowances and dimensional tolerances for solid wheels (non-disc brake) |
17 | Figure 1 ā Key to symbols used in Table 4 (non-disc braked wheels) |
18 | Table 5 ā Machining allowances and dimensional tolerances for solid wheels (disc braked) |
22 | Figure 2 ā Key to symbols used in Table 5 (disc braked wheels) |
23 | Table 6 ā Ready for assembly tolerances 6.8 Elimination of imbalance Table 7 ā Maximum residual imbalance 6.9 Removal of any surface defects |
24 | 7 Manufacturerās brand marks |
25 | Figure 3 ā Oil injection hole |
26 | Figure 4 ā Position of wear groove |
27 | Figure 5 ā Correction of imbalance and position of residual stress test |
28 | Figure 6 ā Position of brand marks on wheels 8 Inspection |
29 | 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 |
30 | 9.4 Surface condition 9.5 Dimensional checks |
31 | Figure 7 ā Location of the micrographic sample |
32 | Table 8 ā Type and number of tests |
33 | Figure 8 ā Position of tensile and impact test samples and test pieces |
34 | 10 Test methods 10.1 Chemical analysis 10.2 Tensile test 10.3 Impact test 10.4 Static balance 10.5 Brinell hardness 10.6 Assessment of residual stress [see item l) of Clause 4] 10.7 Ultrasonic testing 10.8 Checking of surface condition 10.9 Checking of dimensions |
35 | 11 Test results 11.1 Chemical composition 11.2 Mechanical properties 11.3 Balance (mass distribution) 11.4 Uniformity of hardness 11.5 Depth of rim chilled zone (T designation wheels only) 11.6 Residual stress (T designation wheels only) 11.7 Ultrasonic testing |
36 | 11.8 Magnetic particle inspection 11.9 Micrographic cleanliness Table 9 ā Level to be achieved for micrographic examination 11.10 Surface condition |
37 | 11.11 Dimensions 11.12 Re-tests 12 Conclusion of inspection 13 Certification 14 Protection in transport 14.1 Protection against corrosion |
38 | 14.2 Protection against mechanical damage Figure 9 ā Position of the Brinell hardness tests |
39 | Bibliography |