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汽车产品图样及设计文件采用与更改办法
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QCT 4-2017
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标准编号: QC/T 4-2017 (QC/T4-2017)
中文名称: 汽车产品图样及设计文件采用与更改办法
英文名称: Adoption and changing rules of automotive product drawing and design document
行业: 汽车行业标准 (推荐)
中标分类: T04
字数估计: 16,140
发布日期: 2017-01-09
实施日期: 2017-07-01
旧标准 (被替代): QC/T 4-1992
标准依据: 工业和信息化部公告2017年第2号
范围: 本标准规定了汽车产品图样及设计文件的采用与更改原则和方法。
QC/T 4-2017: 汽车产品图样及设计文件采用与更改办法
QC/T 4-2017 英文名称: Adoption and changing rules of automotive product drawing and design document
中华人民共和国汽车行业标准
QC/T4—2017
代替 QC/T4—1992
汽车产品图样及设计文件
釆用与更改办法
中华人民共和国工业和信1范围
本标准规定了汽车产品图样及设计文件的采用与更改原则和方法。
本标准适用于汽车产品图样及设计文件（以下简称图样及文件）的采用与更改。
2规范性引用文件
下列文件对于本标准的应用是必不可少的。凡是注日期的引用文件，仅所注日期的版本适用于 本标准。
凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本标准。
QC/T2汽车产品图样格式
QC/T 18汽车产品图样及设计文件术语
QC/T 265汽车零部件编号规则
3术语和定义
QC/T 18界定的以及下列术语和定义适用于本标准
4釆用及更改原则
4.1通用规则
4.1.1通知书作为采用或更改图样及文件的依据，当需准备时，通知书作为生产准备、生产计划调 整、
协调生产配套关系的依据，图样及文件的采用与更改应填写汽车产品图样及设计文件采用与更改通知书（以下简称通知书）。
4.1.2图样及文件的更改应满足产品设计要求,更改后的图样及文件应正确、完整、统一和清晰。
4.1.3新产品投入生产准备的全部图样及文件宜一次采用完毕。
4.1.4 一个更改项目所涉及的全部图样及文件应成套更改。
4.1.5更改图样时，同一代号不同存储形式的图样应进行相应的更改，以保证同一代号图样在不同使用场所的一致性。
4.1.6更改需准备且能独立实现的更改项目，应分成独立投产的最小单元分别编制通知书。
4.1.7生产试制阶段的图样及文件的釆用与更改以产品试制的轮次和图样更改顺序来表示。
4.1.8正式生产中出现的临时性有关图样及文件问题（如加工尺寸有误、材料代用等）无须填写通
知书和更改图样，可采用其他方法处理。
4.2改号规则
4.2.1更改项目不影响互换时,无须更换图样编号。
4.2.2新产品投入生产准备时，图样及文件需要更换、更改时，不考虑是否影响互换。
4.2.3更改项目影响互换时，应改变图样编号。
4.2.4当零件结构有较大改变（如铸件改成冲压件等）图样需要更换时，应按QC/T 265的规定改
变图样编号中的变更代号。
4.2.5更改图样时，若图样被借用且不能同时更改，应改变零部件编号并重新制图。
5釆用及更改方法
5.1新发布图样应具有采用该图样的通知书，并在该图样更改栏处填写通知书编号。
5.2图样及文件的更改应具有签署齐备的通知书。
5.3图样及文件的更改应按通知书规定的内容进行，不应增减。并在更改部位附近处加注更改 标记。
5.4图样及文件更改栏的格式和填写方法参见附录A。
6通知书
6.1通知书的编号规则由企业自定。
6.2通知书的格式和填写方法参见附录B。
QC/T 4-2017
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.020
T 04
Replacing QC/T 4-1992
Adoption and Changing Rules of Automotive Product
Drawing and Design Document
ISSUED ON: JANUARY 09, 2017
IMPLEMENTED ON: JULY 01, 2017
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Announcement ... 3
Foreword ... 9
1 Scope ... 10
2 Normative References ... 10
3 Terms and Definitions ... 10
4 Adoption and Changing Rules ... 11
5 Adoption and Changing Methods ... 12
6 Notice ... 12
Appendix A (Informative) Change Block ... 13
Appendix B (Informative) Notice ... 16
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
Automotive
hexagonal flower
flange bolts
2017-07-01
274 QC/T 1061-2017
Road transport
lightweight fuel tank
vehicle anti-overflow
system
275 QC/T 1062-2017
Road transport
lightweight fuel tank
vehicle unloading
valve
2017-07-01
276 QC/T 1063-2017
Road transport
lightweight fuel tank
recovery components
2017-07-01
277 QC/T 1064-2017
Road transport
flammable liquid
dangerous goods
tank vehicle -
breathing valve
2017-07-01
Road transport
flammable liquid
dangerous goods
tank vehicle -
manhole cover
2017-07-01
279 QC/T 789-2017
Performance
requirements and
of automobile electric
vortex retarder
assembly
QC/T 789-2007 2017-07-01
280 QC/T 316-2017
Bench test methods
of fatigue strength for
automobile service
brake
281 QC/T 201-2017
Nylon pipe joint size
for automobile air
brake
QC/T 201-1995 2017-07-01
282 QC/T 1066-2017
Performance
requirements of cable
assembly for vehicle
bench test method
2017-07-01
290 QC/T 772-2017
Test methods of
diesel-fuel filter for
automobiles
QC/T 772-2006 2017-07-01
291 QC/T 771-2017
Specifications of
assembly with paper
element for
automotive diesels
QC/T 771-2006 2017-07-01
Adoption and Changing Rules of Automotive
Product Drawing and Design Document
1 Scope
This Standard specifies the adoption and changing rules and methods of automotive
product drawing and design document.
drawing and design document (hereinafter referred to as drawing and document).
2 Normative References
The following documents are essential to the application of 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) are applicable to this document.
QC/T 2 Formats of Automotive Product Drawing
QC/T 18 Terminology for Automotive Product Drawing and Design Document
QC/T 265 Coding Rules of Automobile Part and Component
For the purpose of this Standard, the following terms and definitions given in QC/T 18
apply.
3.1 Affecting interchange
The parts/components before and after change can’t be replaced, such as the structure,
function and color, etc.
3.2 Required preparation
Changes require the production preparation to be achieved.
4 Adoption and Changing Rules
4.1 General rules
When it is necessary to prepare, the notice is used as the basis for production
preparation, production plan adjustment, and coordination of supporting production
relationships. The adoption and changing of drawing and document shall be filled in
notice for adoption and changing of automotive product drawing and document
(hereinafter referred to as notice).
4.1.2 The changing of the drawing and document shall meet the requirements for
product design. The changed drawing and document shall be correct, complete,
uniform and clear.
4.1.3 All drawings and documents for new product production preparation shall be
4.1.4 All drawings and documents involved in a change item shall be changed in sets.
4.1.5 When changing the drawing, the drawing of the same code in different storage
forms shall be changed correspondingly, so that ensure the consistency of the same
code drawing in different places for use.
4.1.6 The change items that need to be prepared and can be realized independently
shall be divided into the smallest units that are put into production separately, and the
notices shall be prepared separately.
4.1.7 The adoption and changing of the drawing and document in the trial production
stage are expressed by the turns of product trial productions and drawing changing
4.1.8 Temporary problems (such as incorrect processing dimensions, material
substitution, etc.) related to the drawing and document in the formal production do not
need to fill in the notice and change the drawing; other methods can be adopted to
deal with.
4.2 Number-changing rules
4.2.1 When changing item does not affect the interchange, there is no need to change
the drawing number.
4.2.2 When new products are put into production preparation, if drawing and document
needs to be replaced or changed, it does not consider whether it affects the
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