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QC/T 1016-2022 (QCT1016-2022)

QC/T 1016-2022_English: PDF (QCT 1016-2022, QCT1016-2022)
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QC/T 1016-2022English260 Add to Cart 0--9 seconds. Auto-delivery Door trim panel assembly for passenger cars Valid QC/T 1016-2022

BASIC DATA
Standard ID QC/T 1016-2022 (QC/T1016-2022)
Description (Translated English) Door trim panel assembly for passenger cars
Sector / Industry Automobile & Vehicle Industry Standard (Recommended)
Word Count Estimation 21,241
Date of Issue 2022-04-08
Date of Implementation 2022-10-01
Summary This standard specifies the requirements, test methods, inspection rules, signs, packaging, transportation and storage of passenger car door trim assembly. This standard applies to passenger car door trim assemblies made of various materials through molding processes, but not to operating and electrical components installed thereon. This standard applies to M1 category vehicles, and other types of vehicles can be implemented as a reference.

Standards related to: QC/T 1016-2022

QC/T 1016-2022
QC
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.040.60
CCS T 26
Replacing QC/T 1016-2015
Door trim panel assembly for passenger cars
ISSUED ON: APRIL 08, 2022
IMPLEMENTED ON: OCTOBER 01, 2022
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Foreword ... 6
1 Scope ... 7
2 Normative references ... 7
3 Terms and definitions ... 8
4 Technical requirements ... 9
5 Test method ... 12
6 Inspection rules ... 21
7 Marking, packaging, transportation, storage ... 22
Appendix A (Normative) Sampling method for emission of volatile organic components
and acetone components in assemblies - Bag method ... 24
Door trim panel assembly for passenger cars
1 Scope
This document specifies the requirements, test methods, inspection rules, signs,
packaging, transportation, storage of door trim panel assembly for passenger cars.
This document applies to door trim panel assembly for passenger cars, which is made
of various materials, through molding processes, excluding the operating and electrical
components installed thereon. This document is applicable to the category M1 vehicles.
Other types of vehicles may make reference to this document.
2 Normative references
The contents of the following documents constitute the essential provisions of this
document through normative references in the text. 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
standard.
GB/T 250 Textiles - Tests for colour fastness - Grey scale for assessing change in
colour
GB/T 251 Textiles - Tests for colour fastness - Grey scale for assessing staining
GB/T 3922 Textiles - Testing method for colour fastness to perspiration
GB/T 7658.2 Textile - Color fastness test - Standard lining fabric - Part 2: Cotton
and viscose fiber
GB 8410 Flammability of automotive interior materials
GB/T 9286 Paints and varnishes - Cross-cut test
GB 11552 The interior fittings of passenger car
GB/T 16991-2008 Textiles - Test for colour fastness - Colour fastness and ageing to
artificial light at high temperatures: Xenon arc
GB/T 23436 Cleaning fluids for automotive windshield
GB/T 30512 Requirements for prohibited substances on automobiles
which can be detected, using the method of Appendix C of HJ/T 400-2007.
4 Technical requirements
4.1 General requirements
4.1.1 The door trim panel assembly shall meet the requirements of this document AND
be manufactured according to the product drawings and technical documents, which are
approved by the prescribed procedures. The size and tolerance of the door trim panel
assembly shall meet the requirements of the drawings or related documents.
4.1.2 The internal protrusions of the door trim panel assembly shall comply with the
relevant provisions of GB 11552.
4.1.3 The exterior surface of the door trim panel assembly shall be free from sharp edges,
cracks, marks, dirt. It shall have no air bubbles, cracks, paint flow marks, surface
warping, blisters, pitting or other defects, that affect the appearance.
4.1.4 The color, luster, pattern of the surface of the door trim panel assembly shall be
consistent with the color plates or samples, which are approved by the prescribed
procedures.
4.2 Performance requirements
4.2.1 Dimensional stability
The door trim panel assembly shall have no obvious deformation. The dimensional
changes shall meet the drawing requirements or technical documents.
4.2.2 Chemical resistance
After the test, there shall be no surface softening, peeling, discoloration, fading on the
surface of the specimen. When rated according to GB/T 250, the color fastness level
shall be higher than or equal to level 4.
4.2.3 Color fastness to rubbing
Only for the soft coating surface and decorative layer, after repeated rubbing, the color
fastness level of the specimen surface shall be higher than or equal to level 3, when
evaluated according to GB/T 250; the color fastness to staining of the rubbing cloth
shall be more than or equal to level 3, when evaluated according to GB/T 251.
4.2.4 Scratch resistance
Only for the surface of injection molded leather parts, the ΔL of the scratched area of
the specimen, after the test, shall be less than or equal to 2.0.
After test, the armrest shall not lose its integrity; it shall have no visible defects, such
as cracking, looseness or abnormal noise; it has no loss of function.
4.2.14.2 Strength of grab handle/pull handle
During and after the test, there shall be no visible damage or separation from the door
panel; the grab handle/pull handle shall remain connected to the sheet metal, without
loss of function.
4.2.14.3 Map pocket strength
Only for the fixed map pocket, there shall be no visible damage or separation from the
door panel, during and after the test; the door trim panel must remain connected to the
sheet metal, without loss of function.
4.2.15 Durability
4.2.15.1 Durability of armrests
After the test, the armrest shall not be separated from the door trim panel or lose its
integrity; the armrest shall have no visible defects, such as cracking, looseness or
abnormal noise; it has no loss of function.
4.2.15.2 Durability of grab handle/pull handle
After the test, the grab handle/pull handle shall show no visible damage or separation
from the door trim panel. The grab handle/pull handle shall remain connected to the
sheet metal inside the door, without loss of function.
4.2.15.3 Durability of map pocket
For fixed map pockets only, after the test, the map pocket must not show visible damage
or separation from the door trim panel. The map pocket shall remain connected to the
door inner sheet metal, without loss of function.
5 Test method
5.1 General inspection
5.1.1 Test environment conditions
Unless otherwise specified, the environmental conditions of the test shall be a
temperature of 23 °C ± 5 °C and a relative humidity of 50% ± 10%. Each of the
following performance tests shall comply with this environmental condition; the room
temperature that appears below is this environmental condition.
5.1.2 Conditioning
Before the test, the specimen shall be placed in an environment, which has a
temperature of 23 °C ± 2 °C and a relative humidity of 50% ± 10%, for at least 48 hours.
For paint or water transfer parts, it needs to be placed in an environment, which has a
temperature of 23 °C ± 2 °C and a relative humidity of 50% ± 10%, for at least 168
hours.
5.1.3 Appearance
Visual evaluation.
5.2 Performance test
5.2.1 Dimensional stability
5.2.1.1 Specimen
Door trim panel assembly.
5.2.1.2 Test procedure
Dimensional measurements are made prior to testing. Fix the door trim panel assembly
on the tooling, according to the actual vehicle installation state. Put it into the high
temperature test chamber. The storage temperature is 85 °C ± 3 °C; the storage time is
4 h. After storage, take out the sample. Place it at room temperature for 4 hours. Then
conduct visual evaluation. Use special inspection tool, three-coordinate measuring
instrument, non-contact or equivalent measurement method, to make measurement.
5.2.2 Chemical resistance
5.2.2.1 Specimen
Cut flat specimen, which has a size of not less than 50 mm x 100 mm from the surface
of different materials of the door trim panel assembly; the number shall be at least 5
pieces. Each surface material shall be sampled separately, for testing.
5.2.2.2 Test procedure
Add about 1 mL of artificial perspiration (according to GB/T 3922), 0.5% soapy water,
75% alcohol, windshield cleaning fluid (GB/T 23436), on the surface of the specimen,
respectively. Let it stand for 5 minutes. Then use cotton cloth to absorb it dry. Then
place it in an environment of 23 °C ± 2 °C and relative humidity of 50% ± 10%, for 24
hours. Visually evaluate the change of the test area on the surface of the specimen.
Evaluate the color fastness level of the test area, according to GB/T 250.
5.2.3 Color fastness to rubbing
5.2.3.1 Specimen
The sample is in the supply state. Within 24 hours of production off the production line,
it is sealed and packaged by aluminum foil and/or odorless polyethylene film, that is
non-polluting to the sample. Avoid direct exposure to strong light or high temperature,
during sample transportation, to avoid package damage. Sampling of volatile organic
components and aldehydes and ketones shall be completed, within 14 days after the
sample is off-line.
5.2.5.1.2 Sample pretreatment
Before the start of the test, remove the outer packaging. Put the sample face up. Place
it in a clean room, which has a controlled temperature, humidity and pollutant
background, for 24 hours. The environmental conditions of the clean room are as
follows: the temperature is 23 °C ± 2 °C, the relative humidity is 50% ± 10%, the
background concentration of pollutants toluene is less than or equal to 20 μg/m3;
formaldehyde is less than or equal to 20 μg/m3.
5.2.5.1.3 Gas incubation and sampling
The gas cultivation and sampling of the volatile organic components and aldehydes and
ketones of the assembly are carried out, in accordance with Appendix A.
5.2.5.1.4 Measurement and result calculation
a) For the determination and analysis methods of volatile organic components, refer
to Appendix B of HJ/T 400;
b) For the determination and analysis methods of aldehyde and ketone components,
refer to Appendix C of HJ/T 400.
5.2.5.2 Assembly odor characteristics
5.2.5.2.1 Requirements for odor evaluators
Odor evaluators shall be trained and passed the examination, according to the relevant
provisions, at least 3 evaluators required.
5.2.5.2.2 Sample preparation, packaging, transportation
Same as 5.2.5.1.1.
5.2.5.2.3 Sample pretreatment
Same as 5.2.5.1.2.
5.2.5.2.4 Gas cultivation and odor detection
a) The odor test of the assembly can be carried out alone, OR after the sampling of
volatile organic components and aldehydes and ketones is completed. The odor
identification can be carried out. The gas cultivation process is the same as
5.2.5.1.3.
b) After the packaged sample is placed in an oven, at a constant temperature of 65 °C
± 2 °C for 2 ~ 2.5 hours, the odor evaluator opens the air bag seal; close the nose
to about 2 cm ~ 3 cm away from the bag mouth, to slowly inhale the gas. Evaluate
and record the odor level of the parts assembly, according to the odor intensity
level described in Table 2.
c) After each odor evaluator conducts the odor evaluation, the air bag shall be closed
immediately and handed over to the next evaluator, to repeat the above evaluation
process.
d) For each odor test, at least 3 odor evaluators shall evaluate the odor level.
e) The odor intensity is divided into 6 levels. When the intensity is between the two
levels, it is allowed to be rated as 0.5 level. The average of the evaluation results
of all evaluators is taken as the final result.
f) When there is a difference of 2 levels or more in the evaluation results among the
assessors, the result is considered invalid AND the test must be repeated.
5.2.6 Light aging resistance test
5.2.6.1 Specimen
Cut flat specimens, which have a size not less than 70 mm x 140 mm, from the surface
of different materials on the door trim panel assembly; the number shall be at least 3
pieces. Among them, 1 piece is reserved for the appearance evaluation after the test,
whilst the other 2 pieces are used as parallel specimens.
5.2.6.2 Test procedure
Fix the specimen on the sample holder of the xenon photometer. Carry out 3 cycles of
continuous light, according to the exposure condition 3 of GB/T 16991-2008. After the
test, visually evaluate the appearance change of the test area on the surface of the
specimen. Visually evaluate the color fastness level of the surface of the specimen,
according to the requirements of GB/T 250.
5.2.7 Anti-sticking
5.2.7.1 Specimen
Take a flat specimen, which has a size not less than 70 mm x 140 mm, from the surface
of the door trim panel assembly; the quantity is 1 piece. At least one surface of the
specimen shall be smooth and free of grain.
5.2.7.2 Test procedure
Appendix A
(Normative)
Sampling method for emission of volatile organic components and acetone
components in assemblies - Bag method
A.1 Sampling principle
Place the sampling bag, which contains the sample, in a temperature-adjustable oven,
to accelerate the rate of emission of volatile organic components in the sample, through
high temperature. After a certain period of time, the organic matter released from the
sample is qualitatively and quantitatively analyzed, by the gas collected in the bag.
A.2 Sampling device
A.2.1 Sampling bag
Use sampling bags, which have a volume of 2000 L and good airtightness. The sampling
bag needs to be cleaned, before the experiment. After cleaning, the bag shall be
inspected, according to the test method of the actual sample. The test results shall meet
the following requirements:
a) The volatility test result of a single volatile organic component is less than 20
ng/tube;
b) Test results of volatilization of single aldehyde and ketone components:
Formaldehyde is less than 150 ng/tube, acetaldehyde is less than 100 ng/tube,
acetone is less than 300 ng/tube, other components are less than 100 ng/tube.
A.2.2 Gas collection device
The gas collection device shall meet the requirements in Table A.1.
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