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Youngdo high-pressure hydrogen cylinder valves — HC, HE, HK, HS, HSL, EP, DRV, YHT and YEX series. Working pressures from 3–70 MPa with KGS, EC79, R134 and IECEx certification.
| Model | Series | Working Pressure | Inlet Threads | Outlet Threads | Fuse Metal Temp | Glass Bulb Temp | Certification | Quote | |
|---|---|---|---|---|---|---|---|---|---|
| HC-700 | HC | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | M12x1.5P | 110°C ±5°C | 110°C ±5°C | KGS, R134, CSEL, KHK | ||
| HE-700 | HE | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF / M12x1.5P | 110°C ±5°C | 110°C ±5°C | KGS, EC79, R134, CSEL | ||
| HK-700 | HK | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF / M12x1.5P | 110°C ±5°C | 110°C ±5°C | KGS, EC79 | ||
| HS-700 | HS | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF | 110°C ±5°C | 110°C ±5°C | EC79, CSEL | ||
| HSL-700 | HSL | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF | 110°C ±5°C | 110°C ±5°C | EC79, CSEL | ||
| EP-70PA | EP | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF | 110°C ±5°C | 110°C ±5°C | KGS, EC79, R134 | ||
| EP-70PQ | EP | 70.0 MPa / 35.0 MPa | 1 1/2"-12UNF | 9/16"-18UNF | 110°C ±5°C | 110°C ±5°C | KGS, EC79, R134 | ||
| EP-700PB | EP | 70.0 MPa / 35.0 MPa | 9/16"-18UNF | 3/4"-20UNEF | 110°C ±5°C | 110°C ±5°C | KGS, EC79, R134 | ||
| DRV-350 | DRV | 35 MPa | M18x1.5P | Quick-On-Type | 110°C ±5°C | 110°C ±5°C | KGS | ||
| YHT-1514L | YHT | 45 MPa | 1 1/2"-12 UNF | 7/16"-20 UNF | N/A | 105°C ±5°C | KGS | ||
| YHT-3516L | YHT | 45 MPa | M35x2.0P | 9/16"-20 UN | N/A | 105°C ±5°C | KGS | ||
| YHT-3516AL | YHT | 45 MPa | M35x2.0P | 9/16"-20 UN | N/A | 105°C ±5°C | KGS | ||
| YEX-1100 | YEX | 3.0 MPa | PT1/4 | PT1/4 | N/A | N/A | IECEx |