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QC/T 638-2023 PDF English

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QC/T 638-2023: Sealing washer
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Status: Valid

QC/T 638: Historical versions

Standard IDUSDBUY PDFDeliveryStandard Title (Description)Status
QC/T 638-2023245 Add to Cart Auto, 9 seconds. Sealing washer Valid
QC/T 638-2000129 Add to Cart 2 days Gasket Obsolete

Similar standards

QC/T 619   QC/T 600   QC/T 618   QC/T 346   

QC/T 638-2023: Sealing washer

---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/QCT638-2023
QC AUTOMOTIVE INDUSTRY STANDARD ICS 43.040.40 CCS T 31 Replacing QC/T 638-2000 Sealing Washer 密封垫圈 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 Contents

Foreword... 7 1 Scope... 8 2 Normative References... 8 3 Terms and Definitions... 8 4 Type and Size... 9 5 Technical Requirements... 10 6 Product Number... 11

Foreword

This 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 638-2000.Compared with QC/T 638-2000, the major technical changes of this Document are as follows. --- Add 15 sizes and specifications (see Table 1 of this Edition); --- Add technical requirements for material hardness and maximum operating temperature (see Table 2 of this Edition). This Document was proposed by and under the jurisdiction of National Technical Committee of Auto Standardization (SAC/TC 114). Drafting organizations of this Document. China First Automobile Group Co., Ltd.; Dongfeng Motor Corporation; Anhui Jianghuai Automobile Group Co., Ltd.; Faw Jiefang Automotive Company; Hanergy Mobile Energy Holding Group Co., Ltd.; and Beijing Automotive Research Institute Co., Ltd. Chief drafting staffs of this Document. Yang Chaoyang, Li Wanjiang, Xu Qingkui, Sun Chao, Shi Haonan, Li Dianpu, Wang Wei, Luan Jianxin, and Wei Xiaohua. The historical editions replaced by this Document are as follows. --- ZB/T 31038-1988; --- QC/T 638-2000; --- It is second-time revised hereby. Sealing Washer

1 Scope

This Document specifies the type, size, technical requirements and product number of sealing washer. This Document is applicable to the sealing between components in the pipeline system of automobiles with oil as the medium.

2 Normative References

The 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 2040 Copper and copper alloy sheet GB/T 3880.1 Wrought aluminum and aluminum alloy plates, sheets and strips for general engineering - Part 1.Technical conditions of delivery GB/T 30512 Requirements for prohibited substances on automobiles QB/T 2200 Mild Steel Paperboard QC/T 326 Coding rules for automotive standardized parts QC/T 625 Metallic coatings and conversion coatings for automobile

3 Terms and Definitions

For the purposes of this Document, no terms and definitions are necessary to be given. ......

Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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