| 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 |