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Oxygen Standards series valve for Cylinder

QF-8A

prodetail
Specification
Type Product Medium Working Pressure
wp/(mpa)
DN(mm) Outlet Thread Inlet Thread Safety Temperature Pressure
(mpa)
QF-2 Flapper Type Valve O2,Air,N2 15 4 G5/8 GB8335 PZ27.8 21±1.5
QF-2B Flapper Type Valve O2,Air,N2 15 4 G5/8 GB8335 PZ27.8 21±1.5
QF-2B3 Flapper Type Valve O2,Air,N2 15 4 G5/8 3/4-14-NGT 21±1.5
QF-2C Flapper Type Valve O2,Air,N2 15 4 G5/8 GB8335 PZ27.8 NO
QF-2D Neddle Type Valve O2,Air,N2 15 4 (FEMALE)G5/8 GB8335 PZ27.8 NO
QF-2G Coupling Type Valve O2,Air,N2 15 4 (FEMALE)G5/8 ———— 21±1.5
QF-6 Flapper Type Valve O2,Air,N2 15 4 (FEMALE)G5/8 GB8335 PZ27.8 21±1.5
QF-8 Coupling Type Valve O2,Air,N2 15 4 G1/2 GB8335 PZ27.8 NO
QF-8A Coupling Type Valve O2,Air,N2 15 4 W21.8x1/14 GB8335 PZ27.8 NO
QF-8B Coupling Type Valve O2,Air,N2 15 4 W22x1/14 ———— NO
QF-11 Diaphragm Type Valve O2,Air,N2 15 2 W21.8x1/14 GB8335 PZ19.2 NO
QF-011 Diaphragm Type Valve O2,Air,N2 15 2 W21.8x1/14 ———— 21±1.5
CGA540 Flapper Type Valve O2,Air,N2 15 4 CGA540 3/4-14-NGT 21±1.5
CGA540C Flapper Type Valve O2,Air,N2 15 4 CGA540 1/111/2-NGT 21±1.5
CGA5401/2 Flapper Type Valve O2,Air,N2 15 4 CGA540 1/111/2-NGT 21±1.5
QF-15A Acetylene Cylinder Valve C2H2 3 4 G5/8-LH ———— NO
QF-15A2E Acetylene Cylinder Valve C2H2 3 4 ———— GB8335 PZ39 100℃±5℃
QF-A3 Acetylene Cylinder Valve C2H2 3 4 G5/8-LH(Female) GB8335 PZ39 100℃±5℃
YF-3 Acetylene Cylinder Valve C2H2 3 3 G5/8-LH GB8335 PZ39 NO
PF5-1 Neddle Type Valve C2H2 3 3 G1/2 GB8335 PZ39 NO
CGA300
(QF-70)
Acetylene Cylinder Valve C2H2 3 4 CGA300 3/8-18-NGT NO
CGA320 Flapper Type
CO2 Cylinder Valve
CO2 15 4 CGA320 21±1.5 3/4-14-NGT
LN500 Hypothermia Valve C2H2 3 4 CGA300 3/8-18-NGP NO
QF-17 Flapper Type Valve CO2 12.5 4 CGA320 UNF1.125-12 15~18.75
CGA580A Flapper Type Valve Ar2 20 3 (Inlet)CGA580 3/4-14-NGT 28±2
PX-32A Jointed Type Valve Ar2 15 4 G5/8 GB8335 PZ27.8 NO
QF-13A Shaft Type Valve Freon 12.5 8 G3/4 GB8335 PZ27.8 NO
GJ8-1 Acetylene Pipe Close Valve C2H2 2.5 5 M16x1.5 M22x1.5 NO
BWF-1 Propane Cylinder Valve LPG 2.2 7 (Inlet)M22x1.5-LH GB8335 PZ27.8 2.5-3
QF-10 Neddle Type Valve CI 2 6 G3/4 GB8335 PZ27.8 NO
QF-13 Neddle Type Valve Freon 3 6 G3/4 GB8335 PZ27.8 NO
QJT150-4 Through Close Valve O2,H2,N2,Air 15 4 G5/8 G1/2(Female) NO
QJG150-4 Through Close Valve O2,H2,N2,Air 15 4 G3/4 G1/2 NO
QF-2A5 Through Close Valve ———— ———— —— ———— ———— ————
QJ200-8 Through Close Valve O2,H2,N2,Air 20 8 M33x2(Female) M33x2(Female) NO
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  • 0086-13905743873
  • 0086-574-88127201
  • ut@nbunitedtools.com

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