| Gas Cylinder Valve/Gas Valve | ||||||||
| SERIES | NO. | WP(MPa) | DN(mm) | MEDIUM | OUTLET THREAD | INLET THREAD | SATETY DEVICE | FRAME MADALITY |
| Oxygen cylinder valves | QF-2 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type |
| QF-2B | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-2 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-2C1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| QF-2C2 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| QF-2B1 | 15 | Φ4 | O2, N2 , Air | W21.8-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| QF-2B2 | 15 | Φ4 | O2, N2 , Air | W21.8-14-RH-EXT | BS3411'' | NO | Movable flap type | |
| QF-2 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-2C5 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-12 | 15 | Φ4 | O2, N2 , Air | G5/8 | PZ19.2 | 21±1.5MPa | Movable flap type | |
| QF-21 | 15 | Φ2 | O2, N2 , Air | W21.8-14-RH-EXT | PZ19.2 | 21±1.5MPa | Diaphragm type | |
| QF-21B | 15 | Φ2 | O2, N2 , Air | G51/2-14-RH-EXT | PZ19.2 | 21±1.5MPa | Diaphragm type | |
| QF-21A | 15 | Φ2 | O2, N2 , Air | W21.8-14-RH-EXT | PZ19.2 | NO | Diaphragm type | |
| QF-21B1 | 15 | Φ2 | O2, N2 , Air | G1/2-14-RH-EXT | PZ19.2 | NO | Diaphragm type | |
| QF-27 | 15 | Φ3 | O2, N2 , Air | W22-14-RH-EXT | JISB8246V1 | 21±1.5MPa | Movable flap type | |
| QF-27A | 15 | Φ3 | O2, N2 , Air | 7/8-14UNF-RH-EXT | JISB8246V1 | 21±1.5MPa | Movable flap type | |
| QF-2D | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | NO | Needle type | |
| QF-2D1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | NO | Needle type | |
| QF-2G | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-2G1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | 21±1.5MPa | Axial connection type | |
| QF-6A | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | NO | Movable flap type | |
| QF-6A1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | NO | Movable flap type | |
| QF-5A | 20 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| QF-5A1 | 15 | Φ4 | O2, N2 , Air | W21.8-14-RH-EXT | 3/4-14NGT | NO | Movable flap type | |
| QF-5 | 20 | Φ4 | O2, N2 , Air | G5/8-14-RH-EXT | PZ27.8 | 28±2MPa | Movable flap type | |
| QF-5B | 20 | Φ4 | O2, N2 , Air | W21.8-14-RH-EXT | 3/4-14NGT | 28±2MPa | Movable flap type | |
| QF-6 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-6B | 15 | Φ4 | O2, N2 , Air | W22.5-14-RH-INT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-7B | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | NO | Needle type | |
| QF-7B1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | NO | Needle type | |
| QF-7A | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | NO | Needle type | |
| QF-7A1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | NO | Needle type | |
| QF-7C | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | 21±1.5MPa | Needle type | |
| QF-7C1 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | 21±1.5MPa | Needle type | |
| QF-8 | 15 | Φ4 | O2, N2 , Air | G1/2-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| QF-8A | 15 | Φ4 | O2, N2 , Air | W21.8-14-RH-EXT | PZ27.8 | NO | Movable flap type | |
| F-2 | 15 | Φ4 | O2, N2 , Air | W23-14-RH-INT | JISB8246V2 | 21±1.5MPa | Movable flap type | |
| F-2A | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | JISB8246V2 | 21±1.5MPa | Movable flap type | |
| F-3 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| F-3A | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | BS3411'' | 21±1.5MPa | Axial connection type | |
| F-4 | 15 | Φ4 | O2, N2 , Air | G5/8-14-RH-INT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| Dissolved acetylene cylinder valves | QF-15A | 3 | Φ4 | C2H2 | Φ21 Clamp | PZ39 | 95OC±5OC | Needle type |
| QF-15A2 | 3 | Φ4 | C2H2 | G5/8-14-LH-EXT | PZ39 | 95OC±5OC | Needle type | |
| QF-15A3 | 3 | Φ4 | C2H2 | G1/2-14-RH-EXT | PZ39 | 95OC±5OC | Needle type | |
| PF5-4 | 3 | Φ4 | C2H2 | G5/8-14-LH-INT | PZ39 | NO | Axial connection type | |
| PF5-4A | 3 | Φ4 | C2H2 | G5/8-14-LH-INT | PZ39 | 95OC±5OC | Axial connection type | |
| QF-15C4 | 3 | Φ3 | C2H2 | G5/8-14-LH-INT | PZ39 | 95OC±5OC | Needle type | |
| QF-36C | 3 | Φ4 | C2H2 | Φ21 Clamp | NF34 | NO | Axial connection type | |
| QF-36C1 | 3 | Φ4 | C2H2 | Φ21 Clamp | PZ39 | NO | Axial connection type | |
| PF5-1 | 3 | Φ4 | C2H2 | G5/8-14-LH-INT | PZ39 | NO | Needle type | |
| PF5-1A | 3 | Φ4 | C2H2 | G5/8-14-LH-INT | PZ39 | 95OC±5OC | Needle type | |
| PF5-2 | 3 | Φ3 | C2H2 | G5/8-14-LH-INT | BS3411'' | NO | Needle type | |
| PF5-2A | 3 | Φ3 | C2H2 | G5/8-14-LH-INT | BS3411'' | 95OC±5OC | Needle type | |
| Argon cylinder valves | PX-32A | 15 | Φ4 | Ar | G5/8-14-RH-EXT | PZ27.8 | NO | Coupling type |
| PX-32A | 15 | Φ4 | Ar | G5/8-14-RH-EXT | PZ27.8 | NO | Coupling type | |
| PX-34 | 15 | Φ4 | Ar | 965-14NGO-RH-INT | PZ27.8 | NO | Coupling type | |
| PX-34A | 15 | Φ4 | Ar | G5/8-14-LH-INT | PZ27.8 | NO | Coupling type | |
| carbon dioxide cylinder valves | QF-2A1 | 15 | Φ6 | CO2 | 860-14TPL-RH-EXT | BS3411'' | 21±1.5MPa | Axial connection type |
| QF-2A6 | 15 | Φ6 | CO2 | W21.8-14-RH-EXT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-2A3 | 15 | Φ4 | NO2 | 11/16-20TPL-RH-EXT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-2A8 | 15 | Φ4 | NO2 | 11/16-20TPL-RH-EXT | BS3411'' | 21±1.5MPa | Axial connection type | |
| QF-2A | 15 | Φ7 | CO2 | G5/8-14-LH-EXT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-2A2 | 15 | Φ7 | CO2 | G5/8-14-LH-EXT | BS3411'' | 21±1.5MPa | Axial connection type | |
| QF-2A4 | 15 | Φ4 | CO2 | G1/2-14-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| QF-2A7 | 15 | Φ4 | CO2 | 7/8-14UNF-RH-EXT | PZ27.8 | 21-24MPa | Movable flap type | |
| Liquid chlorine cylinder valves | QF-10A | 2 | Φ6 | Cl2 | G3/4-14-RH-EXT | PZ27.8 | NO | Needle type |
| QF-10A1 | 2 | Φ6 | Cl2 | G3/4-14-RH-EXT | PZ27.8 | NO | Needle type | |
| QF-10B | 2 | Φ6 | Cl2 | G5/8-14-RH-EXT | PZ27.8 | NO | Needle type | |
| QF-10B2 | 2 | Φ6 | Cl2 | G5/8-14-RH-EXT | PZ27.8 | NO | Needle type | |
| QF-10C | 2 | Φ6 | Cl2 | G3/4-14-RH-EXT | PZ27.8 | 70-2+4℃ | Needle type | |
| QF-10C1 | 2 | Φ6 | Cl2 | G3/4-14-RH-EXT | BS3411'' | 70-2+4℃ | Needle type | |
| QF-10D | 2 | Φ6 | Cl2 | G3/4-14-RH-EXT | PZ27.8 | NO | Needle type | |
| QF-10D1 | 2 | Φ6 | Cl2 | M24*3-LH-EXT | PZ27.8 | NO | Needle type | |
| Hydrogen cylinder valves | QF-30A | 15 | Φ4 | H2 | W21.8-14-LH-EXT | PZ27.8 | NO | Movable flap type |
| QF-30C1 | 15 | Φ4 | H2 | W21.8-14-LH-EXT | PZ27.8 | NO | Coupling type | |
| QF-30C2 | 15 | Φ4 | H2 | W21.8-14-LH-EXT | PZ27.8 | 21±1.5MPa | Axial connection type | |
| QF-30D | 15 | Φ4 | H2 | G5/8-14-LH-INT | BS3411'' | NO | Axial connection type | |
| QF-30D | 15 | Φ4 | H2 | G5/8-14-LH-INT | PZ27.8 | NO | Axial connection type | |
| Propane cylinder valves | BWF-1 | 2.2 | Φ7 | C3H8 | M22*1.5-LH-INT | PZ27.8 | ||
| Propylene cylinder valves | BXF-1 | 2.5 | Φ7 | C3H6 | M22*1.5-LH-INT | PZ27.8 | ||
| Natural gas cylinder valves | QF-T1 | 20 | Φ5 | CNG | 1/4-18NPT | PZ27.8 | ||
| QF-T1B | 20 | Φ5 | CNG | W21.8-14-LH-EXT | PZ27.8 | |||
| QF-T2 | 20 | Φ4 | CNG | 1/4-18NPT | PZ27.8 | 33±2MPa 100℃±5℃ | ||
| QF-T3 | 20 | Φ4 | CNG | Φ6 | Φ6 | NO | ||
| QF-T4 | 20 | Φ4 | CNG | RC1/4 | Φ12 | NO | ||
| QF-5T | 20 | Φ4 | CNG | W21.8-14-LH-EXT | PZ27.8 | 33±2MPa 100℃±5℃ | ||
| QF-6T | 25 | Φ6 | CNG | W21.8-14-LH-EXT | PZ27.8 | 33±2MPa 100℃±5℃ | ||
| QF-7T | 20 | Φ4 | CNG | G5/8-LH | BS3411*1/14 | 33±2MPa 100℃±5℃ | ||
| CGA standard cylinder valves | CGA300-1 | 3 | Φ4 | C2H2 | 825-14NGO-RH-EXT | 3/4-14NGT | NO | Movable flap type |
| CGA300-2 | 3 | Φ4 | C2H2 | 825-14NGO-RH-EXT | PZ27.8 | NO | Movable flap type | |
| CGA320-1 | 12.8 | Φ4 | CO2 | 825-14NGO-RH-EXT | 1.125-12UNF | 15.9-19MPa | Movable flap type | |
| CGA320-2 | 15 | Φ4 | CO2 | 825-14NGO-RH-EXT | 3/4-14NGT | 1±1.5MPa | Movable flap type | |
| CGA540-1 | 15 | Φ3 | O2 | 903-14NGO-RH-EXT | 3/4-14NGT | 21±1.5MPa | Movable flap type | |
| CGA540-2 | 15 | Φ3 | O2 | 903-14NGO-RH-EXT | PZ27.8 | 21±1.5MPa | Movable flap type | |
| CGA580-1 | 15 | Φ3 | Inert gases | 965-14NGO-RH-INT | 1-11 1/2NGT | 21±1.5MPa | Movable flap type | |
| CGA580-2 | 15 | Φ3 | Inert gases | 965-14NGO-RH-INT | 3/4-14NGT | 21±1.5MPa | Movable flap type | |
| CGA870-1 | 15 | Φ2.5 | O2 | Post type | 3/4-14NGT | 21±1.5MPa 100℃±5℃ | Axial connection type | |
| CGA965-1 | 15 | Φ2.5 | N2O | Post type | PZ27.8 | NO | Axial connection type | |
| CGA965-2 | 15 | Φ2.5 | N2O | Post type | PZ19.2 | NO | Axial connection type | |
| CGA870-2C | 15 | Φ4 | N2O | PZ27.8 | NO | |||
| CGA870-4A3 | 15 | Φ4 | O2 | 3/4-16-UNF | 73℃±3℃ | |||
| Gas pipeline valves | QJG150-4 | 15 | Φ4 | O2, N2 , H2, Air | G3/4-14-RH-EXT | G1/2-14-RH-EXT | Right angle type | |
| QJG150-4A | 15 | Φ4 | O2, N2 , H2, Air | G3/4-14-RH-EXT | G1/2-14-RH-EXT | Right angle type | ||
| QJT-150-4 | 15 | Φ4 | O2, N2 , H2, Air | G5/8-14-RH-EXT | G1/2-14-RH-INT | Direct through type | ||
| QJT-150-4A | 15 | Φ4 | O2, N2 , H2, Air | G1/2-14-RH-INT | G5/8-14-RH-EXT | Direct through type | ||
| QJT200-10 | 20 | Φ4 | O2, N2 , H2, Air | M33*2-RH-INT | M33*2-RH-INT | Direct through type | ||
| QJT200-15 | 20 | Φ4 | O2, N2 , H2, Air | G3/4-14-RH-INT | G3/4-14-RH-INT | Direct through type | ||
| QJT30-18 | 3 | Φ4 | O2, N2 , H2, Air | G3/4-14-RH-INT | G3/4-14-RH-INT | Direct through type | ||
| QJ8-1 | 2.5 | Φ4 | O2, N2 , H2, Air | M16*1.5-RH-INT | M22*1.5-RH-INT | Right angle type | ||
| QJ8-1 | 2.5 | Φ4 | O2, N2 , H2, Air | M16*1.5-RH-INT | M18*1.5-RH-INT | Right angle type | ||