GB/T 29735-2013 English PDF

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GB/T 29735-2013: Self-operating flow control valve for heating and cooling system
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29735-2013	299	Add to Cart	3 days	Self-operating flow control valve for heating and cooling system	Valid

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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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