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CJ/T 399-2012: Synthetic sleepers of fiber reinforced polyurethane foam
Status: Valid
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| CJ/T 399-2012 | English | 549 |
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Synthetic sleepers of fiber reinforced polyurethane foam
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Standard similar to CJ/T 399-2012 TB/T 2344 | TB/T 2626 | CJ/T 401 | Basic data | Standard ID | CJ/T 399-2012 (CJ/T399-2012) | | Description (Translated English) | Synthetic sleepers of fiber reinforced polyurethane foam | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | S11 | | Classification of International Standard | 45.080 | | Word Count Estimation | 21,249 | | Quoted Standard | GB/T 1408.1; GB/T 1410; GB/T 1448; GB/T 2408; GB/T 3356; GB/T 6343; GB/T 10487; GB/T 13658; GB/T 14522; GB/T 18369 | | Regulation (derived from) | Bulletin of the Ministry of Housing and Urban No. 1377; industry standard filing Notice 2012 No. 9 (No. 153 overall) | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This standard specifies the urban rail transport with polyurethane foam synthetic sleepers (hereinafter referred to as synthetic sleepers) of raw materials and synthetic sleepers conditions of use, requirements, test methods, inspection rules, product ide | CJ/T 399-2012: Synthetic sleepers of fiber reinforced polyurethane foam---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Synthetic sleepers of fiber reinforced polyurethane foam
ICS 45.080
S11
People's Republic of China urban construction industry standards
Polyurethane foam synthetic sleeper
Posted on May 16,.2012
2012-10-01 implementation
Ministry of Housing and Urban-Rural Development, People's Republic of China released
Directory
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 raw materials and synthetic sleeper conditions of use 1
5 Requirements 2
6 test methods 3
7 inspection rules 4
8 product identification and certification 5
9 packaging, transportation, storage 5
Appendix A (Normative) Dimensions measurement method 7
Appendix B (Normative) Shear strength test method 9
Appendix C (Normative) Adhesive shear strength test method 11
Appendix D (Normative) Water absorption test method 13
Appendix E (Normative) Finished product bending test method 14
Appendix F (Normative) Tension strength of threaded spikes Test Method 15
Appendix G (Normative) Fatigue performance test method 16
Appendix H (Normative) Weatherability test method 17
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by the Ministry of Housing and Urban Standard and Design Institute.
This standard by the Ministry of Housing and Urban Urban Rail Transit Standardization Technical Committee.
This standard is drafted by. Guangzhou Metro Corporation.
Participated in the drafting of this standard. China Shipbuilding Industry Corporation 725 Institute, Zhuzhou Times New Materials Technology Co., Ltd.
Division, Shanghai Sewage Water Composite Materials Co., Ltd., China Railway Engineering Design Consulting Group Co., Ltd..
The main drafters of this standard. Liu Langjing, Zhang Yongbing, Qiao Dongping, Liu Huanxin, the home of filial piety, Liu Guojun, Jin Wei, Gong Wei, Ding Yu, Yuan Zhongya,
Huang Hongdong, Yan as the, Sha Lei, Tian De warehouse, Li Zai Ke, Chen Yongze, Fang Kejuan, Jiang Xiaotong, Wang Man Chang, Wu Weiliang, Zhang Qing.
Polyurethane foam synthetic sleeper
1 Scope
This standard specifies the urban rail transit polyurethane foam sleeper (hereinafter referred to as the synthetic sleeper) of raw materials and the use of synthetic sleepers
Conditions, requirements, test methods, inspection rules, product identification and certification, packaging, transportation, storage.
This standard applies to the continuous pultrusion process polyurethane foam synthetic sleepers production and testing.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1408.1 Insulating material electrical strength test methods - Part 1. Power frequency test
GB/T 1410 solid insulating materials volume resistivity and surface resistivity test methods
Standard Test Method for Compressive Properties of GB/T 1448 Fiber Reinforced Plastics
GB/T 2408 Plastics - Test methods for burning behavior of plastics - Horizontal method and vertical method
Test method for flexural properties of unidirectional fiber - reinforced plastics
Determination of apparent density of foam and rubber GB/T 6343
GB/T 10487 thread spikes
GB/T 13658 polymethylene polyphenyl isocyanate
GB/T 14522 mechanical industrial products plastics, paints, rubber materials artificial weathering test method Fluorescent UV lamp
GB/T 18369 glass fiber rovings
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
The use of glass fiber reinforced polyurethane foam molding of the rail sleeper.
4 raw materials and synthetic sleeper conditions of use
4.1 glass fiber
Synthetic sleeper fibers should be consistent with continuous alkali-free glass fiber roving, and shall comply with the provisions of GB/T 18369.
4.2 polyurethane foam composition
Polyurethane foam composite material is divided into A material and B material. A material should be a mixture of polyol, foaming agent, catalyst, surfactant, etc.,
Its rotational viscosity should be less than or equal to 4 Pa · s (25 ℃). B material should be isocyanate, and should be consistent with the provisions of GB/T 13658.
4.3 synthetic sleepers conditions of use
Synthetic sleepers use the ambient temperature of -45 ℃ ~ 70 ℃.
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