This standard specifies the type and basic parameters of low vacuum electromagnetic pressure differential inflation valve. This standard is effective for DYC-Q type low vacuum electromagnetic pressure differential inflation valve. JB/T 5410-1991 Low vacuum electromagnetic pressure differential inflation valve type and JB/T5410-1991 standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T5410-91
Low Vacuum Solenoid Pressure Differential Air Valve
Type and Basic Parameters
Published on 1991-07-22
Published by the Ministry of Machinery and Electronics Industry of the People's Republic of China
Implemented on 1992-07-01
Mechanical Industry Standard of the People's Republic of China
Low Vacuum Solenoid Pressure Differential Air Valve
Type and Basic Parameters
Subject Content and Scope of Application
This standard specifies the type and basic parameters of low vacuum solenoid pressure differential air valve. This standard applies to DYC-Q type low vacuum solenoid pressure differential air valve (hereinafter referred to as differential pressure valve) 2 Reference Standards
GB6070.3 Fixed Vacuum Flange
3 Type and Basic Parameters
3.1 Structural Type
The structural type of the differential pressure valve is shown in the figure below. The connecting flange dimensions shall comply with GB6070.3. 3.2 Basic Parameters
The basic parameters and dimensions of the differential pressure valve shall comply with the provisions of Table 1. Approved by the Ministry of Machinery and Electronics Industry on July 22, 1991, JB/T5410-91
Implementation on July 1, 1992
DYC-Q16
DYC-Q20
DYC-Q25
DYC-Q32
DYC-Q40
DYC-Q50| |tt||DYC-Q63
DYC-Q80
DYC-Q100
DYC-Q125
DYC-Q160
DYC-Q200
DYC-Q250
DYC-Q320
Nominal diameter
Pa· L/s
≤6.5×10-1
JB/T5410-—91
Opening and closing time
Note, 1) The theoretical calculated value under the molecular flow state is not used as the basis for acceptance. 3.3 Model
3.3.1 Model composition
3.3.2 Model example
Motor power
Nominal diameter.mm
Follow guide》
With gas filling, represented by capital letter Q
Magnetic, represented by capital letter C
Pressure difference, represented by capital letter Y
Low vacuum, represented by capital letter D
The model of low vacuum electromagnetic pressure difference filling valve with nominal diameter of 80mm is marked as: DYC-Q80
Additional instructions:
This standard is proposed and managed by the National Vacuum Technology Standardization Technical Committee. This standard is drafted by Shenyang Vacuum Equipment Factory of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Su Lidong and Tian Jinli. 2
≤114
≤132
≤146
≤168
≤280
≤260
≤340
≤380
People's Republic of China
Mechanical Industry Standard
Low Vacuum Solenoid Pressure Differential Inflatable ValvewwW.bzxz.Net
Type and Basic Parameters
JB/T5410—91
Mechanical Electronics Published by the Machinery Standardization Research Institute of the Ministry of Industry (PO Box 8144, Beijing 100081)
Copyright reserved. No reproduction allowed
Printed by Printing Factory, Qinghe County, Hebei Province
1/16 Printing sheet 3/8 Word count 4000
Format 880×1230
First edition in October 1991 Second printing in October 1991 Number of copies 00.001-1000 Price 0.60 yuan
No. 0285
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