QC/T 357-2023 PDF EnglishUS$245.00 · In stock · Download in 9 seconds
QC/T 357-2023: Wheel nuts with guide shaft Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid QC/T 357: Historical versions
QC/T 357-2023: Wheel nuts with guide shaft---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/QCT357-2023QC AUTOMOTIVE INDUSTRY STANDARD ICS 43.040 CCS T 33 Replacing QC/T 357-1999 Wheel Nuts with Guide Shaft Issued on. DECEMBER 20, 2023 Implemented on. JULY 1, 2024 Issued by. Ministry of Industry and Information Technology of the People’s Republic of China Table of ContentsForeword... 7 1 Scope... 8 2 Normative References... 8 3 Terms and Definitions... 8 4 Type and Size... 9 5 Technical Conditions... 10 6 Product Number... 10ForewordThis Document was drafted as per the rules specified in GB/T 1.1-2020 Directives for Standardization – Part 1.Rules for the Structure and Drafting of Standardizing Documents. This Document replaced QC/T 357-1999 Automobile Wheel Nut - Inner Nut. Compared with QC/T 357-1999, the major technical changes of this Document are as follows. --- Raise the tolerance grade of the product from B to A (see Table 2 of this Edition); --- Modify the product name; --- Modify the structure and type of the product (see Figure 1, Figure 2, and Table 1 of this Edition); --- Change the surface treatment from zinc-aluminum-chromium coating to electroless zinc flake coating (see Table 2 of this Edition); --- Cancel the left-hand thread and its rotation direction mark. This Document was proposed by and under the jurisdiction of National Technical Committee of Auto Standardization (SAC/TC 114). Drafting organizations of this Document. Zhejiang Jieneng Auto Parts Co., Ltd.; Hangzhou Shibao Auto Steering Gear Co., Ltd.; Anhui Jianghuai Automobile Group Co., Ltd.; Zhejiang University of Technology; China National Heavy Duty Truck Group Co., Ltd.; Beijing Foton Daimler Automotive Co., Ltd.; and China Automotive Engineering Research Institute Co., Ltd. Chief drafting staffs of this Document. Guo Fushun, Yu Zhongchao, Jia Meixia, Pu Zhongyu, Jiang Xiangdong, Li Zhong, Yang Wenjiang, and Tang Shuhua. The historical editions replaced by this Document are as follows. --- QC/T 357-1999; --- It is first-time revised hereby. Wheel Nuts with Guide Shaft1 ScopeThis Document specifies the type, size and technical conditions of wheel nuts with guide shaft for automobiles with thread specifications of M14 × 1.5 ~ M22 × 1.5 and mechanical property grade 10. This Document is applicable to wheel nuts with guide shaft with mechanical property grade 10.2 Normative ReferencesThe provisions in following documents become the essential provisions of this Document through reference in this Document. For the dated documents, only the versions with the dates indicated are applicable to this Document; for the undated documents, only the latest version (including all the amendments) is applicable to this Document. GB/T 90.1 Fasteners – Acceptance inspection GB/T 90.2 Fasteners – Marking and packaging GB/T 196 General purpose metric screw threads - Basic dimensions GB/T 197 General purpose metric screw threads – Tolerances GB/T 3077 Alloy structure steels GB/T 3098.2 Mechanical properties of fasteners - Nuts GB/T 3103.1 Tolerances for fasteners - Bolts, screws and nuts GB/T 5779.2 Fasteners - Surface discontinuities – Nuts QC/T 326 Coding rules for automotive standardized parts QC/T 625 Metallic coatings and conversion coatings for automobile3 Terms and DefinitionsFor the purposes of this Document, no terms and definitions are necessary to be given.4 Type and SizeThe type and size of wheel nuts with guide shaft are shown in Figure 1, Figure 2 and Table 1.5 Technical ConditionsThe technical conditions of wheel nuts with guide shaft are shown in Table 2.6 Product NumberThe product number of the wheel nuts with guide shaft shall be implemented according to the ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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