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QC/T 340-1999 English PDF (QC/T 340-2017 Newer Version)

QC/T 340-1999 (QC/T340-1999, QCT 340-1999, QCT340-1999)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
QC/T 340-2017English150 Add to Cart 0--9 seconds. Auto-delivery Hexagon bolts with serrated flange for automobile Valid QC/T 340-2017
QC/T 340-1999English239 Add to Cart 3 days [Need to translate] Sealing lead Obsolete QC/T 340-1999
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BASIC DATA
Standard ID QC/T 340-1999 (QC/T340-1999)
Description (Translated English) Sealing lead
Sector / Industry Automobile & Vehicle Industry Standard (Recommended)
Classification of Chinese Standard T31
Word Count Estimation 6,694
Date of Issue 1999/11/5
Date of Implementation 2000/7/1
Older Standard (superseded by this standard) ZB T31017-1987
Quoted Standard GB/T 2-1985; GB/T 90-1985; GB/T 196-1981; GB/T 197-1981; GB/T 3098.1-1982; GB/T 3103.1-1982; GB/T 5779.1-1986; QC/T 326-1999; GB/T 625-1999
Drafting Organization Wuhan car standards Factory
Administrative Organization National Automotive Standardization Technical Committee
Regulation (derived from) Ministry of Industry and Information Technology Announcement No. 2 of 2017
Summary This standard specifies the thread size of M6 ~ M16 and M8 �� 1 ~ M16 �� 1. 5 hex flange bearing surface with the type, size and technical conditions tooth bolts.


QC/T 340-2017 QC AUTOMOBILE INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 43.040 T 31 Replacing QC/T 340-1999 Hexagon bolts with serrated flange for automobile ISSUED ON. JANUARY 09, 2017 IMPLEMENTED ON. JULY 01, 2017 Issued by. Ministry of Industry and Information Technology of the People's Republic of China Table of Contents Foreword ... 3  1 Scope ... 10  2 Normative references ... 10  3 Type and size ... 10  4 Technical conditions ... 13  5 Product number ... 14  Annex. References, names and dates of implementation of 42 automotive industry standards No. Standard reference Standard name Standard reference being substituted Date of implementation 250 QC/T 776-2017 Motor caravan QC/T 776-2007 2017-07-01 251 QC/T 1051-2017 Coach car 2017-07-01 252 QC/T 1052-2017 Communication vehicle 2017-07-01 253 QC/T 1053-2017 Concrete spraying vehicle 2017-07-01 254 QC/T 1054-2017 Tunnel cleaning vehicle 2017-07-01 255 QC/T 1055-2017 Drainage and rescue vehicle 2017-07-01 256 QC/T 218-2017 Technical specifications for steering column upper combined switch of automobile QC/T 218-1996 2017-07-01 257 QC/T 1056-2017 Technical requirements and test methods for automotive dual clutch automatic transmission assembly 2017-07-01 258 QC/T 245-2017 Technical specifications for isolated plant of compressed-natural- gas (CNG) automobile QC/T 245-2002 2017-07-01 259 QC/T 247-2017 Technical specifications for isolated plant of liquefied petroleum gas QC/T 247-2002 2017-07-01 260 QC/T 1057-2017 Car snow chains 2017-07-01 261 QC/T 1058-2017 Car fingerprint identification device 2017-07-01 283 QC/T 1067.1-2017 Road Vehicles - Connections for On- board Electrical Wiring Harnesses - Part 1. Definitions, Test Methods and General Performance Requirements (the Automobile Part) QC/T 417.1- 2001 2017-07-01 284 QC/T 1067.2-2017 Automotive connectors for electrical harnesses and electrical equipment - Part 2. Types and dimensions of plug terminals QC/T 417.3- QC/T 417.4- QC/T 417.5- 2017-07-01 285 QC/T 1067.3-2017 Automotive connectors for electrical harnesses and electrical equipment - Part 3. Wire connector type, size and special requirements QCn 29010- QCn 29011- QCn 29013- 2017-07-01 286 QC/T 1068-2017 Asynchronous drive motor system for electric vehicles 2017-07-01 287 QC/T 1069-2017 Permanent magnet synchronous drive motor system for electric vehicles 2017-07-01 288 QC/T 1070-2017 Technical specifications of automobile parts remanufactured products 2017-07-01 289 QC/T 1071-2017 Test method for steady state flow characteristics of automotive engine cylinder head airways 2017-07-01 Foreword This Standard was drafted in accordance with the rules given in GB/T 1.1-2009 “Directives for standardization - Part 1. Structure and drafting of standards”. This Standard replaces QC/T 340-1999 “Hexagon flange bearing toothed bolt”. Compared with QC/T 340-1999, the main technical changes in this Standard are as follows. - added bolt diameter specification; - adjusted thread length specification; - modified partial technical requirements. This Standard was proposed by and shall be under the jurisdiction of National Technical Committee on Automobile of Standardization Administration of China (SAC/TC 114). The drafting organizations of this Standard. China National Heavy Duty Truck Group Co., Ltd. Technology Development Center, Beijing Automobile Corporation, Dongfeng Motor Corporation Technology Center, Liuzhou Wuling Automobile Industry Co., Ltd., Shanghai Automotive Group Co., Ltd., Hangzhou Prager New Energy Automobile Co., Ltd., Shanghai Ball Ming Standard Parts Co., Ltd., Fuao Auto Parts Co., Ltd. Fastener Branch, Dongfeng Motor Fastener Co., Ltd. Main drafters of this Standard. Jiang Xiangdong, Yang Yongxiang, Wang Peng, Zhang Chunlin, Kong Xiaobing, Lao Guangyi, Huang Hao, Zhu Jianming, Guo Fushun, Zhou Riqiu, Li Xinghui, Shen Yan. Versions of standard substituted by this Standard are. - ZB T 31017-1987; - QC/T 340-1999. Hexagon bolts with serrated flange for automobile 1 Scope This Standard specifies hexagon bolts with serrated flange for automobile of which thread specifications are M6 ~ M20, M8×1 ~ M20×1.5 and M10×1.25 ~ M20×2, performance level is 8.8, 10.9, product level is A and B. 2 Normative 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 edition of the referenced document (including any amendments) applies. GB/T 2, Fastener - End of external threaded part GB/T 90.1, Fasteners - Acceptance inspection GB/T 90.2, Fasteners - Marking and packaging GB/T 193, Ordinary thread - Diameter and pitch series GB/T 3098.1, Mechanical Properties of Fasteners - Bolts, Screws and Studs GB/T 3103.1, Essential oils and aromatic extracts - Determination of residual benzene content GB/T 5779.1, Fasteners - Surface discontinuities - Bolts, screws and studs for general requirements GB/T 9145, General purpose metric screw threads - Limits of sizes for the screw threads of medium quality and preferable plan QC/T 326, Automotive standard parts product numbering rules QC/T 625, Metallic coatings and conversion coatings for automobiles 3 Type and size The type and size of hexagon bolts with serrated flange for automobile shall comply with Figure 1 and Table 1. ......