Standard No.:	GB/T 18983-2003
English Name:	Oil - Hardened and tempered stell wire for mechanical springs
Chinese Name:	油淬火 回火弹簧钢丝
Chinese Classification:	H49    Steel wire and wire rope
Professional Classification:	GB    National Standard
ICS Classification:	77.140.65 77.140.65    Steel wire, wire ropes and link chains 77.140.65
Issued by:	AQSIQ
Issued on:	2003-3-3
Implemented on:	2003-8-1
Status:	abolished
Superseded by:	GB/T 18983-2017 Wire for quenched and tempered springs
Superseded on:	2018-4-1
Abolished on:	2018-04-01
Superseding:	YB/T 5008-1993 Oil tempered chromium-vanadium aolly steel valve spring quality wire YB/T 5102-1993 Oil tempered carbon steel valve spring quality wire YB/T 5103-1993 Oil tempered carbon steel spring wire YB/T 5104-1993 Oil tempered silicon-manganese alloy steel spring wire YB/T 5105-1993 Oil tempered chromium-silicon alloy steel valve spring quality wire
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	100.0
Delivery:	via email in 1 business day

This standard specifies the classification and designation, order contents, dimensions, appearance and permissible deviation, manufacturing methods, technical requirements, test methods, inspection rules, packing, marking and quality certificate of oil-hardened and tempered steel wire for mechanical springs (hereinafter referred to as steel wire). This standard is applicable to the manufacture of various oil-hardened and tempered carbon and low alloy steel wires with circular cross sections, which are used for mechanical springs.

Foreword I 1 Scope 2 Normative References 3 Classification and Designation 4 Order Contents 5 Dimension, Appearance and Permissible Deviation 6 Manufacturing Methods 7 Technical Requirements 8 Test Methods 9 Inspection Rules 10 Packing, Marking and Quality Certificate Appendix A (Informative) Congruent Relationship between Designation and Steel Grade Appendix B (Informative) Comparison between Chapter and Article Numbers of this Standard and Those of ISO/FDIS 8458 Appendix C (Informative) Technical Differences between This Standard and ISO/FDIS 8458 and the Reasons

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