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JC/T 2116-2012: PDF in English (JCT 2116-2012) JC/T 2116-2012
JC
INDUSTRY STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 91.140.70
Q 31
Record No.: 38947-2013
Non-ceramic sanitary ware
ISSUE ON: DECEMBER 28, 2012
IMPLEMENTED ON: JUNE 1, 2013
Issued by: Ministry of Industry and Information Technology of the
People's Republic of China
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 5
4 Classification ... 5
5 Technical requirements ... 6
6 Test methods ... 13
7 Inspection rules ... 21
8 Marking and identification ... 24
9 Packaging, transport and storage ... 24
Non-ceramic sanitary ware
1 Scope
This standard specifies the terms and definitions, classification, technical
requirements, test methods, inspection rules, marking, identification,
packaging, transport and storage of non-ceramic sanitary ware.
This standard is applicable to non-ceramic sanitary ware used in buildings and
public places.
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 2828.1 Sampling procedures for inspection by attributes - Part 1:
Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot
inspection
GB/T 3768 Acoustics - Determination of sound power levels of noise sources
using sound pressure - Survey method using an enveloping measurement
surface over a reflecting plane
GB 3854 Test method for hardness of fiber reinforced plastics by means of
Barcol impresser
GB 6952 Sanitary wares
GB/T 26730 Sanitary ware - Gravity water flushing devices and supports
GB/T 26750 Sanitary ware - Pressure assistant water flushing devices
CJ/T 194 Non-contact water supply device
JC/T 764 Packaging for sanitary wares
JC/T 779 Glass fiber reinforced plastics baths
JC/T 908 Artificial stone
5.4 Water absorption
The water absorption of sanitary ware of artificial stone, E, shall be ≤ 0.5%.
5.5 Contamination resistance
For the non-ceramic sanitary ware, the total value for contamination resistance
shall not exceed 44; the maximum stain depth shall not exceed 0.12mm.
5.6 Hot water resistance
5.6.1 For the non-ceramic bathtub products, they shall be tested according to
6.6.1. After the test, the number of small cracks on the surface shall not be
more than 5; the bubbles shall not be more than 10, in which, the number of
bubbles with diameter above 10mm shall not be more than 5; and they shall be
free of obvious discoloration and fading.
5.6.2 For non-ceramic wash basin, bidet and shower tray, they shall be
tested according to 6.6.2; after the test, the surface shall be free of cracks,
bubbles and obvious discoloration and fading.
5.7 Load resistance
The following non-ceramic sanitary ware, after being tested according to 6.7,
shall be free of visible damage, with the deformation meeting those specified in
5.2.
5.7.1 Non-ceramic wall-mounted pedestal pan and floor pedestal pan shall
be capable of bearing the load of 2.2kN.
5.7.2 Non-ceramic urinal shall be capable of bearing a load of 0.22 kN.
5.7.3 Non-ceramic wash basin shall be capable of bearing a load of 1.1 kN.
5.7.4 Non-ceramic sink shall be capable of bearing a load of 0.44 kN.
5.7.5 Non-ceramic shower tray shall be capable of bearing a load of 1.47 kN.
5.7.6 For the non-ceramic bathtub, its bottom surface shall be capable of
bearing the load of 1.47 kN; its side surface shall be capable of bearing a load
of 0.22 kN.
5.8 Overflow function
Such wash basin, sink and bidet as are provided with overflow hole shall, after
being tested according to 6.8, be free from overflow for 5 min.
5.9 Resistance to daily chemicals
After the test on the resistance to daily chemicals, the surface of non-ceramic
sanitary ware shall be free of obvious damage; the slight damage may be
removed by wiping with 600-mesh sandpaper. The damage shall not be to the
extent affecting the service performance of the products and shall be easily
restored to the original state.
5.10 Impact resistance
Non-ceramic bathtub and shower tray, after being tested according to 6.10,
shall be free of obvious cracks or other obvious damages.
5.11 Burning resistance
Non-ceramic sanitary ware, after being tested according to 6.11, shall be free
of burning with open flame or smoldering; the damage of any form shall not
affect the use of the product.
5.12 Barcol hardness
5.12.1 The Barcol hardness of sanitary ware of acrylic shall not be lower than
40.
5.12.2 The Barcol hardness of sanitary ware of artificial stone shall not be
lower than 35.
5.13 Drainage performance
For the non-ceramic bathtub and shower tray, the maximum area of single
area with retained water at their bottom shall not be greater than 100 cm2.
5.14 Deformation under the condition of full water
The non-ceramic bathtub shall be tested according to 6.14; after the test, the
deformation at bottom drainage outlet shall be less than 1 mm; at the center of
horizontal part of upper edge surface, it shall be less than 2 mm.
5.15 Requirements for toilets
5.15.1 Important dimensions
5.15.1.1 Seal depth
The seal depth of pedestal pan with integral trap shall not be less than 50mm.
5.15.3.2 Solid discharge function
5.15.3.2.1 Ball discharge
Test according to 6.15.3.2.1, and the average number of balls discharged in
three tests shall not be less than 90.
5.15.3.2.2 Particulate discharge
Test according to 6.15.3.2.2 for three continuous times; the average number of
visible polyethylene particles remaining in the trap of pedestal pan shall not
exceed 125 (5%), and that of visible nylon balls shall not exceed 5.
5.15.3.3 Sewage replacement function
The dilution rate of non-ceramic pedestal pan and urinal with trap shall be no
less than 100. For dual-flush pedestal pans, the sewage replacement test shall
also be carried out during flushing at half flush; the dilution rate shall be no less
than 30.
5.15.3.4 Water seal restoration function
The depth of restored water seal of non-ceramic pedestal pan after each
flushing shall not be less than 50 mm.
5.15.3.5 Transport characteristic of drainage pipeline
After the water-saving non-ceramic pedestal pan is tested according to
6.15.3.5; the average transport distance of balls shall be no less than 12 m.
5.15.3.6 Splash resistance
After the non-ceramic pedestal pan is tested according to 6.15.3.6; no water
shall be splashed on the formwork, irrespective of the splashing water drops
with a diameter less than 8mm or water mist.
5.15.4 Flushing noise of pedestal pan
The accumulated percentage sound level, L50, of flushing noise shall not
exceed 55 dB; the accumulated percentage sound level, L10, shall not exceed
65 dB.
5.15.5 Technical requirements for toilet fittings
5.15.5.1 Technical requirements for flushing devices
The matching flushing devices, including all kinds of mechanical or
non-contact flushing devices like cistern (gravity) water flushing device and
WL -- working water level.
In the figure, 10mm≤h1≤38 mm; h2≥25 mm; h3≥5 mm; h4≥5mm; h5≤20 mm.
Figure 1
6 Test methods
6.1 Appearance quality
6.1.1 Surface defects
Under the condition that the diffused light on the surface of the product is at
least 600 lx, visually inspect the surface at a distance of 0.6m from the product.
During the process, the product shall be turned over to observe each
inspection surface.
6.1.2 Color difference
Under the condition that the diffused light on the surface of the product is at
least 600 lx, visually inspect a horizontally placed product or a set of centrally
placed products, at a distance of about 2m therefrom for obvious color
difference.
6.1.3 Gloss
Under the condition that the diffused light on the surface of the product is at
least 600 lx, visually inspect a horizontally placed product or a set of centrally
placed products, at a distance of about 2m therefrom for obvious gloss
difference.
6.2 Maximum permissible deformation
6.2.1 Measuring appliance
6.2.1.1 Steel ruler with a division value of 1 mm.
6.2.1.2 Right angle ruler with a precision of 1°.
6.2.1.3 Height gauge with a division of 0.02 mm.
6.2.1.4 Feeler gauge with the minimum measured value being 0.02 mm; or
similar measuring tool.
6.2.1.5 Detection workbench with horizontal plane.
6.2.2 Measurement method
Measure the diameter of the eyelet with a vernier caliper; measure the
special-shaped eyelets with internal and external circle clamps. Measure 3
points for each eyelet; rotate the measuring point by about 60° based on the
last measuring point for each measurement. Take the minimum value as the
diameter of the eyelet; the maximum difference between radii of the eyelet is
the roundness of the eyelet.
6.3.4.2 Center distance and misalignment of eyelets
In case the product is placed horizontally, put a frustum with a ruler and a
frustum into two measured eyelets, respectively; read and record the center
distance of eyelets with a frustum ruler. Continue to measure the position with
the straightedge of the solid frustum; determine the misalignment with a steel
ruler and right angle ruler.
6.3.4.3 Flatness of mounting holes
Place a flat plate with an area equal to that of the plane of the mounting hole
on the measured surface; measure the maximum vertical spacing between the
two planes with a feeler gauge.
6.3.4.4 Mounting distance between eyelet and edge/drain outlet
Place the product under test on the detection platform; make the measured
edge of the product close to the vertical surface of the detection platform or the
vertical edge of the right angle ruler; measure and record the value between
the eyelet center and the right angle ruler with a straightedge or a frustum with
ruler.
6.4 Method for testing water absorption
The test shall be carried out with the method specified in GB 6952.
6.5 Method for testing contamination resistance
The test shall be carried out with the method specified in GB/T 908.
6.6 Hot water resistance test
6.6.1 The hot water resistance test of non-ceramic bathtubs shall be carried
out in accordance with those specified in JC/T 779.
6.6.2 The steps for the hot water resistance test of non-ceramic products
such as wash basin, bidet and shower tray are as follows: place the products
on the platform; mount the shower at a height of 1 m from the center of the
product bottom, of which the water spraying direction is perpendicular to the
product bottom. The flow rate and water temperature of the shower are
(0.09±0.01) L/s and (65±5)℃, respectively; the water flow is continuously
sprayed for 60 min. During the test, the drainage device of the product is
opened to ensure smooth discharge of water flow.
6.7 Load resistance test
6.7.1 General requirements for test
In case of carrying out load test for wall-mounted non-ceramic sanitary ware
products; the products shall be mounted on the test platform according to the
product installation instructions. If the manufacturer provides supporting
devices together with the products, the supporting devices shall be used for
the test, and may be observed during the test.
The floor pedestal pan, column type wash basin, bathtub and shower tray shall
be horizontally placed on the test platform for testing.
6.7.2 Method for testing load resistance of pedestal pan, wash basin
and urinal
The test plate is a steel plate with a surface area of 600 mm×225 mm, with one
side attached with a rubber pad with a thickness of 13 mm.
Place the test plate on the product under test and make the rubber surface
close to the tested surface. Slowly apply a load to the test plate vertically, so
that the total load of the product under test reaches that specified in 5.7; keep it
for 10 min. Observe and record whether there is deformation or visible
structural damage.
6.7.3 Method for testing load resistance of sink
A steel plate with a diameter of 76 mm will be tested, with one side attached
with a rubber pad with a thickness of 13mm.
Place the test plate flat at the center of the flushed bottom surface of the
product under test; make the rubber surface close to the tested surface;
vertically apply the load, so that the total load borne by the product under test
is 0.44 kN; keep it for 10 min; observe and record whether there is deformation
or visible structural damage.
6.7.4 Method for testing load resistance of bathtub
The test plate is the same as that in 6.7.2.
Test on load resistance of vertical surface: place the test plate flat on the
center part and the upper edge surface of the flushed bottom surface of the
product under test; make the rubber surface close to the tested surface; apply
vernier caliper or similar measuring tool, and recorded.
6.15.1.3 Minimum diameter of ball passing through the water channels
of pedestal pan and urinal
Put the solid ball with the specified diameter into the inlet of the toilet water
channel; make the solid ball move along the water channel by flushing or
swinging; record whether the solid ball is discharged from the sewage outlet.
6.15.2 Water consumption
The test for water consumption of toilets shall be carried out with the method
specified in GB 6952.
6.15.3 Test on flushing performance of toilets
6.15.3.1 Cleaning function test
6.15.3.1.1 The cleaning function test of pedestal pan shall be carried out with
the method specified in GB 6952.
6.15.3.1.2 The cleaning function test of urinal shall be carried out with the
method specified in GB 6952.
6.15.3.2 Solid discharge function tests
6.15.3.2.1 Ball discharge test
The ball discharge test of pedestal pan shall be carried out with the method
specified in GB 6952.
6.15.3.2.2 Particulate discharge test
The particulate discharge test of pedestal pan shall be carried out with the
method specified in GB 6952.
6.15.3.3 Sewage replacement function test
The sewage replacement function test of pedestal pan and urinal shall be
carried out with the method specified in GB 6952.
6.15.3.4 Water seal restoration function test
The water seal restoration function test of pedestal pan shall be carried out
with the method specified in GB 6952.
6.15.3.5 Test on transport characteristic of drainage pipeline
The test for transport characteristic of drainage pipeline of pedestal pan shall
be carried out with the method specified in GB 6952.
6.15.3.6 Splash resistance test
The splash resistance test of pedestal pan shall be carried out with the method
specified in GB 6952.
6.15.4 Test on flushing noise of pedestal pan
The flushing noise shall be tested in accordance with the requirements of GB/T
3768.
6.15.5 Technical requirements for toilet fittings
6.15.5.1 Anti-siphon test
The anti-siphon tests of cistern accessories and the flush valve shall be carried
out in accordance with the requirements of GB/T 26730 and GB/T 26750,
respectively.
6.15.5.2 Requirements for safe water level
The cistern accessories shall be installed in the cistern. The water inlet valve
shall be adjusted to the required working water level based on the water
consumption of the toilet. The vertical distance from the effective working
water level of the water tank to the overflow hole shall be measured with a
steel ruler. The vertical distance from the critical water level of the water inlet
valve to the water level of the overflow port shall be measured with a right
angle ruler and a steel ruler. The vertical distance from the lowest position of
unsealed opening of the cistern (gravity) water flushing device to the overflow
level shall be measured with a steel ruler.
7 Inspection rules
7.1 Inspection classification
Product inspection is classified into end-of-manufacturing inspection and type
inspection by types.
7.2 End-of-manufacturing inspection
7.2.1 Inspection items
The end-of-manufacturing inspection items of non-ceramic sanitary ware
products shall include 5.1, 5.2, 5.3, 5.13, 5.15.2, 5.15.3.1, 5.15.3.2, 5.15.3.4
and 5.15.3.6.
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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