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GB/T 29735-2013: Self-operating flow control valve for heating and cooling system
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29735-2013 | English | 299 |
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Self-operating flow control valve for heating and cooling system
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GB/T 29735-2013
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Basic data | Standard ID | GB/T 29735-2013 (GB/T29735-2013) | | Description (Translated English) | Self-operating flow control valve for heating and cooling system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q76 | | Classification of International Standard | 91.140 | | Word Count Estimation | 13,178 | | Quoted Standard | GB/T 1047; GB/T 1048; GB/T 1220; GB/T 1239.2-2009; GB/T 1414; GB/T 12220; GB/T 12225; GB/T 12226; GB/T 12227; GB/T 12229; GB/T 13808; GB/T 13927; GB/T 17241.6; JB/T 10507 | | Regulation (derived from) | National Standards Bulletin No. 18 of 2013 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: heating and air conditioning operated flow control valve Terminology and definitions, test methods, basic standards, classification and labeling requirements of inspection rules, and signs, packaging, transport and storage. This s | GB/T 29735-2013: Self-operating flow control valve for heating and cooling system---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.
Self-operating flow control valve for heating and cooling system
ICS 91.140
Q76
National Standards of People's Republic of China
Heating and air conditioning with self-operated flow control valve
Issued on. 2013-09-18
2014-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 classification and marking 2
Basic provisions 2 5
6 Requirement 4
Test Method 5 7
8 6 Inspection Rules
9 signs, brochures and certificate 7
10 packaging, transportation and storage 7
Test methods Appendix A (normative) control valve performance 8
Foreword
The standard proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard by the National HVAC and purification equipment Standardization Technical Committee (SAC/TC143) centralized.
This standard is drafted by. China Academy of Building Research.
Participated in the drafting of this standard. CIB Icahn (Beijing) Technology Development Corporation, Shanxi Construction Engineering Shenhua HVAC Equipment Co., Ltd. Yi-chi Electrical and Mechanical Services
Systems (Beijing) Co., Ltd., Oventrop valve system (Beijing) Co., Ltd., Hebei balance Valve Manufacturing Co., Ltd., Hebei, with the power-controlled
Valve Manufacturing Co., Danfoss (Shanghai) Automatic Control Co., Ltd. Tianjin Long Taiji Technology Development Co., Beijing days Arrow Star for energy efficiency
Technology Co., Ltd., Hebei Jinqiao balance Valve Co., Ltd., Hangzhou Chunjiang Valve Co., Ltd., Zhejiang Wolfer Valve Co., Ltd., Zhejiang Wall
Of HVAC Technology Co., Ltd., Beijing Construction Engineering Construction Co., a construction.
The main drafters of this standard. Du Chaomin, Bo Weiping, Feng iron bolt, Liu Keqin, Li Junhua, Dan, Liu Jiankang, Marley, Zhanghan Jing, Zhen-double,
Liu Arrow, Chi Xiaoguang, firewood for the people, Chen Ming Zhuo Dan Chun, Huang Bo.
Heating and air conditioning with self-operated flow control valve
1 Scope
This standard specifies the test side with heating and air conditioning operated flow control terminology and definitions, classification and marking of the valve, the basic provisions, requirements,
Method, inspection rules and signs, packaging, transportation and storage.
This standard applies to central heating and central air conditioning circulating water (or glycol solution) system, systems without external power-driven, it is possible according to
By its own mechanical structure, the use of the system pressure to maintain a stable flow operated flow control valve (hereinafter referred to as the control valve).
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. Who does not note date reference documents, the latest edition (including any amendments) applies to this document.
GB/T 1047 pipe element DN (nominal size) of the definition and selection
GB/T 1048 conduit elements PN (nominal pressure) of the definition and selection
GB/T 1220 stainless steel rods
GB/T 1239.2-2009 Cold coiled helical springs - Technical specifications - Part 2. Compression springs
GB/T 1414 series common thread pipeline
GB/T 12220 Universal Valve logo
GB/T 12225 General Valve copper alloy castings
GB/T 12226 General Valve gray iron castings
GB/T 12227 General Valve iron castings
GB/T 12229 Universal valves carbon steel castings
GB/T 13808 copper and copper alloy extruded rod
GB/T 13927 Industrial valves pressure test
GB/T 17241.6 whole cast iron flanges
JB/T 10507 valve with metal bellows
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Self-flow control valve self-operatingflowcontrolvalve
A no-drive external power system, relying on its own mechanical movement, able to maintain a stable flow within the working pressure range control
Valve.
3.2
Working pressure operatingpressuredifferential
Acting on both ends of the control valve, the control valve can achieve normal pressure flow control function.
3.3
Fixed flow type fixedflowtype
At the factory in accordance with the requirements set flow control, the factory can no longer adjust the control valve to control the type of traffic.
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