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CJ/T 261-2015: Buterfly valves for water supply and drainage
Status: Valid CJ/T 261: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| CJ/T 261-2015 | English | 439 |
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3 days [Need to translate]
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Buterfly valves for water supply and drainage
| Valid |
CJ/T 261-2015
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| CJ/T 261-2007 | English | 719 |
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5 days [Need to translate]
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Butterfly valves for water supply and drainage
| Obsolete |
CJ/T 261-2007
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PDF similar to CJ/T 261-2015
Basic data | Standard ID | CJ/T 261-2015 (CJ/T261-2015) | | Description (Translated English) | Buterfly valves for water supply and drainage | | Sector / Industry | Urban Construction Industry Standard (Recommended) | | Classification of Chinese Standard | P41 | | Classification of International Standard | 91.140.60 | | Word Count Estimation | 18,196 | | Date of Issue | 2015-07-03 | | Date of Implementation | 2016-01-01 | | Older Standard (superseded by this standard) | CJ/T 261-2007 | | Regulation (derived from) | Ministry of Housing and Urban-Rural Development Announcement No.856 | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | CJ/T 261-2015: Buterfly 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.
Buterfly valves for water supply and drainage
ICS 91.140
P41
People's Republic of China urban construction industry standards
Replacing CJ/T 261-2007
Water supply and drainage with butterfly valve
Posted on.2015-07-03
2016-01-01 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 2
4 structure type 2
5 Product Model 2
6 material 2
7 Requirements 3
8 Test Method 6
Inspection rules 7
10 logo, packaging, storage 8
Appendix A (informative) butterfly valve basic structure type 10
Appendix B (informative) minimum wall thickness calculation method 13
Appendix C (normative) drive cap 14
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces CJ/T 261-2007 "butterfly valve for water supply and drainage", compared with the CJ/T 261-2007 main technical changes are as follows.
--- Expand the nominal pressure range;
--- Modify the shell material;
--- Increased K-type, T-socket connector connection;
--- Identified should be used in the linear, double eccentric soft seal butterfly valve basic structure type;
--- Modify the limit institutions bear the value of torque;
--- Modify the requirements of two-way seal;
--- Modify the value of manual operation force;
--- Modify the number of opening and closing cycle number.
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 Standardization Technical Committee building centralized.
This standard was drafted. China Construction Metal Structure Association, Shanghai Guanlong Valve Machinery Co., Ltd., Shanghai and Shanghai Airlines Valve Co., Ltd., valve
Ange water treatment system (Taicang) Co., Ltd., Anhui Hongxing Valve Co., Ltd., Hangzhou Chunjiang Valve Co., Ltd., Anhui Tongdu Fluid Technology
Co., Ltd., Wuhan Dayu Valve Co., Ltd., Jinan Meade Casting Co., Ltd., Zhuzhou South Valve Co., Ltd., Danyang
Nuclear Su Butterfly Valve Co., Ltd., Shanghai Standard Valve Co., Ltd., Shandong Jianhua Valve Manufacturing Co., Ltd., Shanghai Pearl Valve Group Co., Ltd.
Company, Shandong Ryder Emerging Valve Co., Ltd., Jiangsu Penny Valve Co., Ltd., Germany Valve Machinery (Shanghai) Co., Ltd.
The main drafters of this standard. Wah Ming nine, Wang Guangjie, Zhang Yanhui, Li Zhenghong, Chen Sili, Yu Xiaoqiu, Han Wei, Chai Weimin, Cheng Hua,
Li Xihong, Kong Linglei, Huang Xiaopei, Huang Jing, Li Huicong, Liu Guanghe, Wang Huaomei, You Liangyou, Zhang Tonghu, Tang Wei, Lu Hu, Liu Jie, Cao Yong, Ge Xin.
This standard replaces the standards previously issued as follows.
--- CJ/T 261-2007.
Water supply and drainage with butterfly valve
1 Scope
This standard specifies the terms and definitions, structure type, product type, material, requirements, test
Inspection methods, inspection rules and signs, packaging, storage and so on.
This standard applies to the nominal size DN50 ~ DN2600, nominal pressure PN2.5 ~ PN25, the medium temperature is not greater than 80 ℃, the town to
Water drainage butterfly valve.
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 1047 pipe element DN (nominal size) of the definition and selection
GB/T 1048 pipe element PN (nominal pressure) definition and selection
GB/T 1184-1996 Tolerances on shape and position tolerances
GB/T 1220 stainless steel rod
GB 4208-2008 enclosure protection (IP code)
Paints and varnishes - Determination of paint film hardness by pencil method GB/T 6739-2006
Visual inspection of surface cleanliness of steel substrates before application of paints - Part 1. Uncoated
Of the steel surface and the full removal of the original coating after the steel surface corrosion level and treatment level
Tests for crosshatch of paints and varnishes - GB/T 9286-1998
GB/T 9969 Industrial Products Manual General
GB/T 12220 common valve logo
Metal valve structure length
GB/T 12223 part of the rotary valve drive connection
GB/T 12225 common valve copper alloy castings technical conditions
GB/T 12227 General valve ductile iron specifications
GB/T 12238 Flange and snap link flexible sealing butterfly valve
GB/T 13295 water and gas ductile iron pipes, fittings and accessories
GB/T 13927 common valve pressure test
GB/T 17219 drinking water distribution equipment and protective materials safety evaluation criteria
GB/T 17241.6 overall cast iron flange
GB/T 17241.7 cast iron pipe flanges technical conditions
GB/T 20878 stainless steel and heat-resistant steel grades and chemical composition
GB/T 21873 rubber seal to the drain pipe and sewer pipe interface seal material specifications
GB 26640 valve shell minimum wall thickness size requirements specifications
JB/T 308 valve model preparation methods
JB/T 7928 industrial valve delivery requirements
JB/T 8531 valve manual device technical conditions
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