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CJ/T 262-2016: Direct buried gate valves for water supply and drainage
Status: Valid CJ/T 262: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| CJ/T 262-2016 | English | 259 |
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3 days [Need to translate]
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Direct buried gate valves for water supply and drainage
| Valid |
CJ/T 262-2016
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| CJ/T 262-2007 | English | 519 |
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3 days [Need to translate]
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Pilot control pressure reducing valve
| Obsolete |
CJ/T 262-2007
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PDF similar to CJ/T 262-2016
Basic data | Standard ID | CJ/T 262-2016 (CJ/T262-2016) | | Description (Translated English) | Direct buried gate valves for water supply and drainage | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | P40 | | Classification of International Standard | 23.065.30 | | Word Count Estimation | 11,153 | | Date of Issue | 2016-06-14 | | Date of Implementation | 2016-12-01 | | Older Standard (superseded by this standard) | CJ/T 262-2007 | | Regulation (derived from) | Ministry of Housing and Urban-Rural Development Bulletin 2016 No. 1178 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This standard specifies the terms and definitions of structure, type, materials, requirements, test methods, inspection rules, signs, packaging and storage of the buried gas valve for urban water supply and drainage. This standard applies to the nominal size DN50 ~ DN900, nominal pressure PN10 ~ PN25, medium temperature is not greater than 80 ��, flange or socket interface connection type; ductile iron material shell, buried directly in the ground and buried depth of not more than 5m Short - type gate valve for urban water supply and drainage. | CJ/T 262-2016: Direct buried gate valves for water supply and drainage---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.
Direct buried gate valves for water supply and drainage
ICS 23.065.30
P40
People's Republic of China urban construction industry standards
Replacing CJ/T 262-2007
Water supply and drainage with buried valve
2016-06-14 released
2016-12-01 implementation
Ministry of Housing and Urban-Rural Development, People's Republic of China released
Directory
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 structure type 2
5 Model 2
6 material 2
7 Requirements 2
8 Test Method 3
9 inspection rules 4
10 logo, packaging and storage 5
Appendix A (informative) Gate valve basic structure type 6
Appendix B (Normative) Test torque 7
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is CJ/T 262-2007 "water supply and drainage with buried valve" amendment, this standard compared with CJ/T 262-2007, the main
To technical changes are as follows.
--- Expand the nominal size range;
--- Increasing the length of the rod assembly material grades and coating requirements;
--- Increasing the rod shape components of the tolerances and processing requirements;
--- Modify the valve box, lid design load value;
--- Increased by T-type wrench manual operating force requirements;
--- Modify the coating withstand voltage level.
This standard proposed by the Ministry of Housing and Urban Standard and Design Institute.
This standard by the Ministry of Housing and Urban Water Supply and Drainage Municipal Standardization Technical Committee centralized.
This standard was drafted. China Construction Metal Structure Association, Shanghai Guanlong Valve Machinery Co., Ltd., Shanghai and Shanghai Airlines Valve Co., Ltd. Ann
Hui Hongxing Valve Co., Ltd., Guangdong Yongquan Valve Technology Co., Ltd., Anhui Tongdu Fluid Technology Co., Ltd., Jinan Mead casting
Co., Ltd., Hangzhou Chunjiang Valve Co., Ltd., Wuhan Dayu Valve Co., Ltd., Jiangsu Penny Valve Co., Ltd., Shandong Jianhua Valve
Co., Ltd., Bonas Granville Valve Group Co., Ltd., Shanghai Ou Telai Valve Machinery Co., Ltd., Tianjin Guowei Drainage Equipment Manufacturing
Co., Ltd., Fujian Blue Ocean Municipal Gardens Construction Co., Ltd.
The main drafters of this standard. Wah Ming nine, Liu Jian, Liu Jie, Wang Guangjie, Zhang Yanhui, Cao Yong, Ge Xin, Li Zhenghong, Chen Sili, Chen sent, Han Wei,
Chen Jianming, Cheng Hua, Kong Ling Lei, Chai Weimin, Li Xihong, Tang Wei, Wang Hua Mei, Liao Zhifang, Guan Jinhua, Liu Yong, Ye Ziling, Chen Huai group.
This standard replaces the standards previously issued as follows.
--- CJ/T 262-2007.
Water supply and drainage with buried valve
1 Scope
This standard specifies the urban water supply and drainage with buried valve (hereinafter referred to as the valve) terms and definitions, structure type, model, material, to
Seeking, test methods, inspection rules, signs, packaging and storage and transportation.
This standard applies to the nominal size DN50 ~ DN900, nominal pressure PN10 ~ PN25, the medium temperature is not greater than 80 ℃, flange or bearing
Plug connection type; ductile iron shell, directly buried in the ground and the depth of not more than 5m town water supply and drainage with direct buried
gate.
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 699 high-quality carbon structural steel
GB/T 1184-1996 Tolerances on shape and position tolerances
GB/T 1220 stainless steel rod
Nonmagnetic coatings on magnetic substrates - Measurement of thickness of coatings - Magnetic method
Paints and varnishes - Determination of film hardness by pencil method
GB/T 8923.1 pre-painted steel surface treatment of steel visual assessment of surface cleanliness - Part 1. Uncoated steel
Surface and the full removal of the original coating steel surface corrosion level and treatment level
GB/T 9286 Paints and varnishes - Cross-hatch test
GB/T 10002.1 water supply with rigid polyvinyl chloride (PVC-U) pipe
GB/T 12220 industrial valve logo
GB/T 12227 General valve ductile iron specifications
GB/T 13912 metal clad steel parts - zinc coating technical requirements and test methods
CJ/T 216 water supply and drainage with soft seal gate valve
JB/T 308 valve model preparation methods
JB/T 7928 industrial valve delivery requirements
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Valve box surfacebox
Buried at the surface level, the gate valve is operated by the drive cap of the extension rod in the box, and the covered box with the anti-theft device.
3.2
Extension pole extensionspindle
To meet the ground operation buried underground gate valve and then the long rod.
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