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GB/T 21465-2008: Terminology for valves
Status: Valid
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Terminology for valves
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GB/T 21465-2008
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PDF similar to GB/T 21465-2008
Basic data | Standard ID | GB/T 21465-2008 (GB/T21465-2008) | | Description (Translated English) | Terminology for valves | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J16 | | Classification of International Standard | 23.060.01 | | Word Count Estimation | 36,311 | | Date of Issue | 2008-02-28 | | Date of Implementation | 2008-08-01 | | Older Standard (superseded by this standard) | JB/T 2765-1981 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.3 (Total No.116) | | Issuing agency(ies) |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 applies to all types of valves. | GB/T 21465-2008: Terminology for valves---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.
Terminology for valves
ICS 23.060.01
J16
National Standards of People's Republic of China
Valve term
Posted 2008-02-28
2008-08-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
From the date of implementation of this standard, JB/T 2765-1981 "valve terminology" void.
The standard proposed by China Machinery Industry Federation.
The standard valve by the National Standardization Technical Committee (SAC/TC188) centralized.
This standard was drafted. Hefei General Machinery Research Institute, Wuhan Boiler Group Valve Co., Ltd., Shanghai-valve Industrial Co.,
The company, Shanghai General Machinery Institute of Technology, Shanghai Neles JAMESBURY Valve Co., Ltd., Hangzhou Hua Hui Valve Co., Ltd.
The main drafters of this standard. Huang Minya, Liu Xiaochun, Zhao Lu Zheng, Yang Hang, Kong Long-Biao, Wu Yu Qing, Chen Lilong, Hu Jun, Feng Yan.
Valve term
1 Scope
This standard applies to all types of valves.
2 Terms
2.1
Used to control the pipeline medium, it has an overall mechanism of the movable mechanical products.
2.2 Valve Categories
2.2.1 Classification by structure
2.2.1.1
Opening and closing parts (gate) driven by the stem, along the seat (sealing surface) as a linear lifting movement of the valve.
2.2.1.2
Opening and closing parts (disc) driven by the stem, along the seat (sealing surface) linear axis of the valve lift movement.
2.2.1.3
By opening and closing parts (valve) movement, change the channel cross-sectional area, to regulate the flow valve, pressure.
2.2.1.4
Opening and closing parts (ball) driven by the stem, and the stem around the axis of rotation of the valve movement.
2.2.1.5
Opening and closing parts (disc) driven by the stem, and the stem around the axis of rotation of the valve movement.
2.2.1.6
Opening and closing parts (diaphragm) for the lifting movement along the axis of the valve stem in the valve that separates the through opening and closing parts (diaphragm) deformation of the operating mechanism and the medium
valve.
2.2.1.7
Opening and closing parts (plug) driven by the stem, and the stem around the axis of rotation of the valve movement.
2.2.1.8
Opening and closing parts (valve) by means of medium force, automatically prevent backflow valve media.
2.2.1.9
When the medium pressure pipe or inside the device exceeds a predetermined value, the opening and closing parts (valve) automatically open the discharge medium; lower than a predetermined value, the opening and closing member
(Valve) is automatically closed. Pipeline or equipment for protection valve.
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