GB/T5744-93 船用快关阀
Marine quick-closing valves
适用介质:滑油、燃油及其它油
Available medium:Lubricating oil、fuel oil and other oils
型式Type
|
公称压力PN(Mpa)
Nominal Pressure
|
公称通径DN(mm)
Nominal Diameter
|
气缸工作压力P(Mpa)
Cylinder Work Pressure
|
AS、AQ、ASS、AQS
|
0.25
|
20~150
|
0.3~0.7
|
BS、BQ、BSS、BQS
|
零件名称Part Name
|
材料 Material
|
阀体Body
阀盖Bonnet
|
铸钢Cast steel
|
ZG230-450
|
阀盘Disk
|
碳钢Carbon steel
|
45
|
阀杆Stem
活塞杆Piston stem
|
不锈钢Stainless steel
|
2Cr13
|
弹簧Spring
|
硅锰弹簧钢丝Spring steel wire
|
60Si2Mn
|
气缸体
Cylinder body
|
铸铝青铜Cast aluminum bronze
|
ZQAl9-2
|
活塞Piston
|
黄铜Brass
|
H62
|
标记示例:How to order
公称通径为50mm,按GB569法兰连接尺寸和密封面的直通手动船用快关阀:
快关阀 AS50 GB/T5744-93
For marine quick-closing valves of DN50mm type A manual and the flange dimensions in accord with GB569
Quick-closing valve AS50 GB/T5744-93
公称通径为50mm,按GB2501法兰连接尺寸和密封面的直角气动船用快关阀:
快关阀 BQS50 GB/T5744-93
For marine quick-closing valves of DN50mm type B pneumatic and the flange dimensions in accord with GB2501
Quick-closing valve BQS50 GB/T5744-93
|