Compact double-block-and-bleed (DBB) valve manifold — two isolating ball/needle valves plus an integral vent valve in a single forged body.
Compact double-block-and-bleed (DBB) valve manifold — two isolating ball/needle valves plus an integral vent valve in a single forged body.
| Configuration | 1/2" NPT-F x 1/2" NPT-F |
| Maximum working pressure | 6000 psi |
| Body | ASTM A182 F316 |
| Ball/Stem | ASTM A276 316 stainless |
| Seat | PEEK (fire-tested per API 607) |
| Vent | integral 1/4" NPT-F with cap |
| Temperature | -54 to +232 °C standard, +260 °C with Grafoil |
| Operator | lever (lockable) on isolation, T-bar on vent |
| Leakage | ISO 5208 Rate A bubble-tight |
| Cleanliness | BS EN ISO 23277 / NORSOK L-002 oxygen-clean option |
| Material | ASTM A182 F316 |
| MOQ | 1 pc |
Form-fit envelope of Parker H-Series, Swagelok DBB, AS-Schneider VariAS-Blocks, Anderson Greenwood M4Q, Tyco Bettis Hi-Sealtm and PGI International HF Series.