Q647H-600LB2205
DIDTEK
TRBV-CTMSBV-009
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| Product Detail |
The Single Acting Pneumatic Trunnion Ball Valve for Fertilizer Applications is a heavy-duty, automated flow control solution engineered specifically for the harsh and corrosive chemical environments found in fertilizer manufacturing plants (such as urea, ammonia, and compound fertilizer production lines). Equipped with a reliable single-acting (spring-return) pneumatic actuator, this valve provides automatic fail-safe positioning (fail-close or fail-open) upon loss of air supply, ensuring critical emergency shutdown (ESD) safety. Built with a robust trunnion-mounted fixed-ball design, it handles high-pressure differentials and abrasive chemical slurries with minimal operating torque, guaranteeing long-term leak-tight performance in fertilizer processing units.
Product Parameters |
| Parameter Name | Parameter |
| Size Range | 4'' |
| Pressure Range | 600LB |
| Material | 2205 |
| Seal | Metal Seat: 2205 + Ni 60 |
| Temperature Range | -29°C~200°C |
| Design According | API 6D |
| Face to Face | ASME B16.10 |
| End Flanges | ASME B16.5 |
| End Connection Type | RF |
| Fire Safety | API 6FA |
| Inspection and Test | API 598 |
| Operate | Pneumatic |
| Body Type | Split Body |
| Type of Valve | Trunnion Ball Valve |
| Suitable Medium | Water, Oil, Gas |
Design Description
Fail-Safe Spring-Return Actuation: The single-acting pneumatic actuator uses internal springs to automatically return the valve to a predetermined safe position during power or air supply failure, meeting strict plant safety requirements.
Trunnion-Mounted Stability: Fixed-ball configuration absorbs high pipeline thrusts, preventing ball jamming and ensuring smooth operation even in large-diameter fertilizer transport lines.
Fertilizer-Grade Corrosion & Wear Resistance: Trim and body materials are specifically selected (such as 316L, Duplex stainless steel, or Alloy 20/Inconel overlays) to resist aggressive urea, ammonia, and acid slurries.
Bubble-Tight Sealing Options: Available with specialized PEEK/PTFE soft seats or lapped metal-to-metal seats designed to prevent leakage of hazardous or volatile fertilizer media.
Parameters |
| Brand | DIDTEK |
| Structure | Trunnion Ball |
| Material | Duplex SS 2205 |
| Type | Cast Ball Valve |
| Test | 100% quantity tested before delivery |
| Guarantee | 18 months after shipments and 12 months after installed |
| Delivery | 15 - 60 days |
| Sample | Sample Available by Didtek Valve |
| Color | Customer request |
| Packing | Plywood Case |
| MOQ | 1 Set |
| Certificate | API6D, CE, UKCA, ISO9001, TS, EAC, ISO15848, TA-LUFT, API607, API6FA etc. |
| Place of Origin | Zhejiang, China (Mainland) |
| Delivery Detail | Shipped in 15-30 days after payment |
| Port | Shanghai Or Ningbo |
| Payment Terms | L/C,D/A,D/P,T/T, Western Union |
Application & Function |
Single Acting Pneumatic Trunnion Ball For Fertilizer Applications are widely utilized in demanding environments due to their superior material properties:
Urea Synthesis & Stripping Units: High-pressure reactor effluent lines and carbamate solution handling.
Ammonia Production Plants: Liquid ammonia storage, vaporization, and high-pressure gas distribution pipelines.
Phosphoric Acid & Compound Fertilizer Processing: Corrosive acid slurries, phosphoric acid lines, and neutralization loops.