Model
Name
Nominal pressure
Strength test pressure
Seal test pressure
主要材料
Applicable temperature(℃)
valve body
valve seat
The Ball
The stem
filler
QG·Y1
Gas source ball valve
1.0 2.5
1.5PN
1.1PN
H62
Acid resistant steel
Teflon PTFE
Normal atmospheric temperature
QY-1
Pneumatic pipeline ball valve
QY-2
QY-3
Card sleeve type ball valve
2.5 4.0 6.4
Acid proof steel
-20~200
QH J·Y1
Pressure ball valve
QH J·AY1
QG·M1
Pressure gauge ball valve
QH J·M1
Q11SA
Internal thread ball valve
Flexible graphite
-40~150
Q91SA
Ball valve with different diameter
Nominal diameter DN(mm)
Piping diameter
Do(mm)
Structure length L(mm)
1、6
6、8
90
-
6、8、10
66、68、80
65、66、67
10
12、14
130
10、15
12、14、18
105
145
3
68
14
100
Be sure to write clearly consulted or purchase products detailed parameters and quantity.