DIN Standards Valve For Cylinder
Type
WP(MPa)
DN(mm)
Medium
Outlet Threadmm
Inlet Thread
Safety Device
QF-4
15.0
F4
0 2 ,N 2 ,Air
GB7307 G3/4
DIN477 F28.8
No
QF-7
GB7307 G5/8 Inner
QF-7C
18-24Mpa
QF-28
20.0
YSF-8
1.6
F7
LPG
W21.8×1/14”-LH
DIN477 F19.8
YSF-8A