YB/T 4264-2020 桥梁缆索钢丝用盘条（英文版）.pdf

ICS 77.140.60 H 44
B
Ferrous Metallurgy Professional Standard of the People's Republic of Chine
YB/T Replace YB/T 4264-2011
Steelwirerodforbridgecablewire
桥梁缆索钢丝用盘条
(EnglishTranslation)
Issuedate:202x-0x-Xx Implementationdate:202x-0x-Xx Issued by Nationalministry of industry and informationofthe People'sRepublicof China
YB/T
Foreword
SAC/TC 183 is in charge of this English trans lation. In case of any doubt about the contents of English translation, the Chinese original shall be considered authoritative. for standardization-Part 1:Rules for the structure and drafting of standards). This standard wi11 replace YB/T 4264-2011: Hot-ro1led wire rod for bridge cable wire, the main technical changes are as follows: --Revised the title of standard : -Added designation of steel grades; Revised the permissible tolerances in diameter and out-of roundness of wire rod; Revised the name of steel grades; Deleted QS77Mn and added QS97: Revisedrequirements of partial chemical position; Revised requirements of delivery condition; Revised requirements of mechanical property: Revised requirements of non-metallic inclusions; Revised microstructure requirement; Revised batch rule. The standard was proposed by China Iron and Steel Association. This standard was prepared by SAC/TC 183 （Technical Committee 183 on Steelof Standardization Committee of China). The previous edition of this standard is as follows: YB/T42642011
YB/T
Steelwirerodforbridgecablewire
1Scope This standard specifies the designation, order ing information, dimension, shape, mass and permissible tolerances, technical requirements, test methods. inspection rule, packaging. marking and quality certificate of steel wire rod for bridge cable wire. This standard is applicable to steel wire rod for bridge cable wire. 2Normative references The following referenced documents are indispensable for the application of this document. For dated references,only the edition cited applies. For undated references, the latest editio...