GEMELS S.p.A.
DBB Series Double Block and Bleed Ball Valves
Model No.: DBB
The DBB series are double block and bleed ball valves integrating two balls and a bleeder in one body. Sizes DN13-DN200 (1/2"-8") in ANSI class 150-2500 feature forged LF2/F316 bodies, RPTFE seats (PEEK/POM/DEVLON/metal-to-metal options), RF/RTJ/BW/FF flanges and antistatic devices.
Specifications
| Valve Design | Double Block and Bleed |
| Size Range | DN13 ~ DN200 (1/2" ~ 8"), FB/RB |
| Pressure Class | ANSI 150 ~ 2500 |
| Max Pressure | 42 MPa |
| End Connections | 플랜지 RF (RTJ/BW/FF 주문 제작) |
| Body Material | ASTM A350 LF2 / A479 Tp.316 (CS, SS, DSS, 합금강 단조) |
| Temperature Range | -50°C ~ +200°C (재질 선택에 따름) |
| Standards | ASME B16.5, ISO 5211 |
| ISO 5211 Actuator Mount | Yes |