GB 18173.1-2012 PDF English
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Polymer water-proof materials - Part 1: Water-proof sheet
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GB 18173.1-2012: Polymer water-proof materials - Part 1: Water-proof sheet---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/GB18173.1-2012
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 83.140.99
G 47
Replacing GB 18173.1-2006
Polymer water-proof materials -
Part 1.Water-proof sheet
Issued on. SEPTEMBER 3, 2012
Implemented on. JUNE 1, 2013
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People’s Republic of China;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword... 3
1 Scope... 5
2 Normative references... 5
3 Terms and definitions... 6
4 Classification and markings... 7
5 Requirements... 9
6 Test methods... 14
7 Inspection rules... 26
8 Symbols, packaging, transportation and storage... 28
Annex A (Normative) Thickness measurement for the cores of composite
sheets and the main materials of self-adhesive sheets... 29
Annex B (Normative) Low-temperature bending test... 30
Annex C (Normative) Heat expansion test... 32
Annex D (Normative) Adhesive peel strength test for the sheets... 34
Annex E (Normative) Method for the composite strength test... 37
Foreword
Chapters 5 and 8 of this Part are mandatory clauses, while others are
recommended clauses.
GB 18173 Polymer water-proof materials is divided into 4 parts.
— Part 1.Water-proof sheet;
— Part 2.Waterstop;
— Part 3.Hydrophilic expansion rubber;
— Part 4.Rubber gasket for shield-driven tunnel.
This Part is Part 1 of GB 18173.
This Part was drafted in accordance with the rules given in GB/T 1.1-2009.
This Part replaces GB 18173.1-2006 Polymer water-proof materials - Part 1.
Water-proof sheet.
The major differences between this Part and GB 18173.1-2006 are as follows.
— MODIFY and ADD some terms and definitions (SEE Sections 3.1, 3.3,
3.4, 3.5, 3.6 and 3.7 of this Part, Sections 3.1, 3.3 and 3.4 of 2006 edition);
— ADD the types, technical indicators and relevant detection methods of the
water-proof sheets, such as self-adhesive sheets, special-shaped sheets,
etc. (SEE Sections 5.3.3, 5.3.4, 6.3.2.2 and 6.3.13 of this Part);
— DELETE the reclaimed rubber (JL4) water-proof sheets in the
homogeneous sheets (SEE Section 4.1 of 2006 edition);
— ADJUST the physical property indicators of some homogeneous sheets
and composite sheets (SEE Sections 5.3.1 and 5.3.2 of this Part, Section
5.3.1 of 2006 edition);
— ADJUST the composite strength indicator and test method for the
surfaces and cores of Type FS2 composite sheets (SEE Section 5.3.2
and Annex E of this Part, Section 5.3.2 of 2006 edition).
This Part makes reference to JIS A 6008.2002 Roofing sheets of synthetic
polymer and ASTM D6134.2007 Standard specification for vulcanized rubber
sheets used in waterproofing systems, and also amends the original standard
in combination with the requirements for the development and utilization of
domestic sheet production.
This Part was proposed by the China Petroleum and Chemical Industry
Federation.
This Part shall be under the jurisdiction of the Technical Subcommittee for
Rubber Sundries of National Technical Committee for Standardization of
Rubber and Rubber Products (SAC/TC 35/SC 7).
Drafting organizations of this Part. Beijing Chemical Products Quality
Supervision and Inspection Station, Shengli Oil Field Dynamic New Type
Waterproof Building Materials Co., Ltd., Changshu Sanheng Building Material
Co., Ltd, Shenyang Xingchen Chemical Co., Ltd., CABR (Beijing) Structural
Engineering Co., Ltd., Hengshui Zhongtiejian Earthwork Material
Manufacturing Co., Ltd., Suiling Second Plastics Co., Ltd. of Harbin High Tech
(Group) Co., Ltd., Beijing Shengjie Waterproof Material Co., Ltd., Beijing Shiji
Baojia Building Materials Co., Ltd., Hengshui Baiwei Engineering Rubber Co.,
Ltd. and Beijing Hong Yu Qiao Construction Materials Co., Ltd.
Main drafters of this Part. Song Baoqing, Du Kuiyi, Zhang Guangbin, Feng
Shengli, Feng Haifeng, Pan Yeming, Tian Li, Zou Huanyu, Du Xin, Zhao
Shunwang and Li Shukui.
The previous released editions substituted by this Part are as follows.
— GB 18173.1-2000 and GB 18173.1-2006.
Polymer water-proof materials -
Part 1.Water-proof sheet
1 Scope
This Part of GB 18173 specifies the terms and definitions, classification and
markings, requirements, test methods, inspection rules, symbols, packaging,
transportation and storage of the water-proof sheets made of polymer water-
proof materials.
This Part is applicable to the homogeneous sheets (hereinafter referred to as
“homogeneous sheets”), composite sheets (hereinafter referred to as
“composite sheets”), special-shaped sheets (hereinafter referred to as “special-
shaped sheets”), self-adhesive sheets (hereinafter referred to as “self-adhesive
sheets”) and material with point (strip) adhesion sheets [hereinafter referred to
as “material with point (strip) adhesion sheets”], which use polymer materials
as main materials, are produced by means of extrusion or calendaring, and are
used in various kinds of engineering waterproofing, seepage prevention,
moisture proofing, gas segregation, pollution prevention, drainage, etc.
2 Normative references
The following documents are essential to the application of this document. For
dated references, only the editions with the dates indicated are applicable to
this document. For undated references, only the latest editions (including all the
amendments) are applicable to this document.
GB/T 528 Rubber, vulcanized or thermoplastic - Determination of tensile
stress-strain properties
GB/T 529 Rubber, vulcanized or thermoplastic - Determination of tear
strength (trouser, angle and crescent test pieces)
GB/T 532 Rubber, vulcanized or thermoplastic - Determination of adhesion
to textile fabric
GB/T 1040.2 Plastics - Determination of tensile properties - Part 2.Test
conditions for moulding and extrusion plastics
3 Terms and definitions
The following terms and definitions are applicable to this document.
3.1 Homogeneous sheet
Homogeneous sheets refer to the water-proof sheets using polymer composite
materials as main materials, whose cross-sectional structure of each part is the
same.
3.3 Self-adhesive sheet
Self-adhesive sheets refer to the water-proof sheets compositing a layer of self-
adhesive material and an isolation protective layer on the surface of each
polymer sheet to improve the adhesive properties between self-adhesive sheet
and base layer, whose cross-sectional structure of each part is the same.
3.4 Special-shaped sheet
Special-shaped sheets refer to the water-proof (drainage) sheets using polymer
composite materials as main materials, whose surfaces are continuous convex
and concave shells or in specific geometric shapes after processed by means
of special technologies.
3.6 Composite strength
It refers to the composite strength BETWEEN the protective or reinforcing layer
on the surface AND the core of the composite sheet, expressed as MPa.
3.7 Section area of drainage water
It refers to the drainage cross-sectional area formed by the shell-shaped
protrusion on per linear meter of cross section of the special-shaped sheet
(waterproofing and drainage protective plate), expressed as cm2.
4 Classification and markings
4.1 Classification of the sheets
As shown in Table 1.
4.2 Product markings
4.2.1 Marking method
MARK the products according to the following sequence. Moreover, it is allowed
to add markings as required.
5 Requirements
5.1 Specifications
The specifications and dimensional tolerances of the sheets are shown in
Tables 2 and 3.Special specifications shall be agreed upon by the supplier and
demander.
5.2 Appearance quality
5.2.1 The sheet surfaces shall be smooth without any defects affecting the
service properties, such as impurities, mechanical damages, creases,
abnormal adhesion, etc.
5.2.2 Under the condition of not affecting the utilization, the defects on the
sheet surfaces shall conform to the following provisions.
5.2.3 There shall be neat edges without any defects on the surfaces of the
special-shaped sheets, such as cracks, holes, adhesion, bubbles, scars and
other mechanical damages.
5.3 Physical properties
5.3.2 Composite sheets
5.3.2.1 The physical properties of the composite sheets shall conform to the
provisions of Table 5.
5.3.5 Material with point (strip) adhesion sheets
The main materials of the material with point (strip) adhesion sheets shall
comply with the requirements of relevant categories in Table 4.The properties
of the adhesion positions shall conform to the provisions of Table 8.
6 Test methods
6.1 Determination of the sheet dimensions
6.1.1 Length and width
USE a steel tape for measurement. ACCURATE to 1mm. DETERMINE the
widths at three points on both ends in the longitudinal direction and near the
center. TAKE the arithmetic mean value. For the length determination, TAKE
the shortest part of the full length of each roll.
6.1.2 Thickness
USE a thickness gauge with a division value of 1/100mm, a pressure of (22 ±
5) kPa, a measured foot diameter of 6mm for measurement. The measuring
points are shown in Figure 1.CUT off 300mm from the end.
6.1.3 Shell height of the special-shaped sheet
USE a Vernier caliper with an accuracy of 0.02mm for measurement. CUT off
the test piece with a length of greater than or equal to 300mm from the end.
CUT a 100mm long test piece afterwards. The measuring points shall be same
as Section 6.1.2.ENSURE that the shell in the cutting position is intact. TAKE
the arithmetic mean value of five shell heights as measurement result.
6.2 Appearance quality
USE visual observation and measuring tools for the appearance quality
inspection of the sheets.
6.3 Determination for the physical properties of the sheets
6.3.2.1.4 Type I test pieces shall be applied to the tension test. During high-
temperature (60°C) and low-temperature (-20°C) tests, if Type I test pieces are
not applicable, it is allowed to use Type II test pieces instead. PREHEAT or
PRECOOL the test pieces at specified temperature for 1h.
6.3.2.1.5 Movement speeds of the test piece holders. For rubber test piece
holders, the movement speed shall be (500 ± 50) mm/min. For resin test piece
holders, the movement speed shall be (250 ± 50) mm/min. For Type FS2 sheets,
the movement speed shall be (100 ± 10) mm/min.
6.3.3 Tear strength
The tear strength test for the sheets shall be carried out according to the
provisions on right-angled test pieces with no cuts of GB/T 529.The tensile
speed is same as Section 6.3.2.1.5.As for the composite sheet, TAKE the
maximum force value when stretching the composite sheet until it fractures as
tear strength. TAKE the median of the five test pieces as test result.
6.3.6 Heat expansion
The heat expansion test for the sheets shall be carried out according to the
provisions of Annex C.
6.3.7 Hot air ageing
The hot air ageing test for the sheets shall be carried out according to the
provisions of GB/T 3512.
6.3.8 Alkali resistance
The alkali resistance test for the sheets shall be carried out according to the
provisions of GB/T 1690.Before the test, USE appropriate method to conduct
edge-sealing treatment to the composite sheets.
Unit. mm
6.3.9 Ozone ageing
The ozone ageing test for the sheets shall be carried out according to the
provisions of GB/T 7762.USE an 8 times magnifier for inspection. If there are
no cracks, the sheets will be determined as conforming products.
6.3.10 Artificial weathering ageing
The artificial weathering ageing properties of the sheets shall conform to the
provision of GB/T 3511.The blackboard temperature is (63 ± 3) °C. The relative
humidity is (50 ± 5) %. The rainfall cycle lasts for 120min, including 18-minute
rainfall and 102-minute interval drying. The total irradiation is 495 MJ/m2 (or the
irradiation intensity is 550 W/m2, and the test lasts for 250h). After exposure,
PLACE the test pieces in standard status for 4h for property determination.
7 Inspection rules
7.1 Inspection classification
7.1.1 Exit-factory inspection
7.1.1.1 Group-batching and sampling
5,000m2 of continuously produced sheets with same variety and specifications
shall be divided into one batch (if the output is less than 5,000m2, the
continuously produced sheets with same variety and specifications shall be
divided into one batch; if the daily output is greater than 8,000m2, 8,000m2 of
sheets shall be divided into one batch). TAKE three rolls at random for
specification and appearance quality inspections. TAKE enough test pieces
from the samples passing the above-mentioned inspections at random for
physical property inspection.
7.1.1.2 Inspection items
7.1.2 Type inspection
All the technical requirements for type inspection items are listed in this Part.
CONDUCT the type inspection under one of the following circumstances.
7.1.3 Periodic inspection
Under normal circumstance, CONDUCT the ozone ageing inspection at least
once a year. CONDUCT other inspections once every six months. As for
artificial weathering ageing, CONDUCT the type inspection as required by the
users.
7.2 Determination rules
7.2.1 If the specifications, appearance quality and various physical property
indicators comply with the technical requirements, the sheets will be determined
as conforming products.
8 Symbols, packaging, transportation and storage
8.1 Each individual package shall have a certificate of conformity, and shall
be indicated with product name, product marking, trademark, production license
number, manufacturing plant’s name and address, production date and product
standard number.
8.2 Sheets shall be curled in a cylindrical shape. The outer packaging shall
use appropriate materials.
8.4 Under the condition of complying with the provisions of Section 8.3, the
product properties shall conform to the provisions of this Part within the
preservation period of not more than one year since the date of production.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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