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BSI 22/30458414 DC:2022 Edition

BSI 22/30458414 DC:2022 Edition

$13.70

BS ISO 683-6. Heat-treatable steels, alloy steels and free-cutting steels – Part 6. Hot-rolled steels for quenched and tempered springs

Published By Publication Date Number of Pages
BSI 2022 38
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PDF Catalog

PDF Pages PDF Title
1 30458414-NC.pdf
3 ISO_DIS 683-6 ed.4 – id.84278 Enquiry PDF (en).pdf
7 Foreword
9 1 Scope
2 Normative references
10 3 Terms and definitions
4 Classification and designation
4.1 Classification
4.2 Designation
11 5 Information supplied by the purchaser
5.1 Mandatory information
5.2 Option and/supplementary of special requirements
5.3 Ordering example
12 6 Manufacturing process
6.1 General
6.2 Deoxidation
6.3 Heat treatment condition at delivery
6.3.1 Normal delivery condition
6.3.2 Particular heat treatment condition
6.3.3 Particular surface condition
6.4 Traceability of the cast
7 Requirements
7.1 General
7.2 Chemical composition
13 7.3 Mechanical properties
7.4 Shearability
7.5 Surface quality
7.6 Grain size
7.7 Non-metallic inclusions
7.7.1 Microscopic inclusions
14 7.7.2 Macroscopic inclusions
7.8 Internal soundness
7.9 Surface decarburization
7.10 Spheroidization of carbides
7.11 Dimensions, tolerances and shape
8 Inspection
8.1 Testing procedures and type of documents
15 8.2 Specific inspection
8.2.1 ​Verification of the hardenability and hardness
8.2.2 Summary of inspection and frequency of testing
16 8.3 Sampling
8.3.1 Selection and preparation of samples for the product analysis
8.3.2 Sampling for the hardenability and hardness test
17 9 Test methods
9.1 Chemical analysis
9.2 Hardness test and hardenability test
9.2.1 Hardness in treatment conditions +A, +S or +AC
9.2.2 ​Verification of hardenability
9.3 Retest
10 Marking
33 Annex€A (normative) Options and/or supplementary of special requirements
35 Annex€B (informative) Maximum dimensions for flats and rounds based on the 100 % hardenability scatterband (see Table€8)
36 Annex€C (informative) Guidance values for the mechanical properties of quenched and tempered€test pieces
37 Annex€D (informative) Designation of steels given in this document and of comparable grades covered in various designation systems
38 Bibliography

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BSI 22/30458414 DC
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