The Armstrong CD33L Thermodynamic Disc Steam Trap adds a locking feature to the proven CD-33 controlled-disc design. ASTM A743 GR. CA40 stainless steel body rated to 915 psig at 752°F (63 bar at 400°C), capacity up to 2,500 lb/hr (1,134 kg/hr), 600 psig MOP. The locking feature allows shutdown for testing or maintenance without removing from the line.
The three-discharge-port design provides stable disc operation that extends operating life well beyond typical disc traps.
Key Features
- Locking feature for in-line testing and maintenance
- Controlled cycling extends service life
- Three-discharge-port design
- ASTM A743 GR. CA40 stainless steel body
- 915 psig maximum allowable pressure
- Compact, lightweight design
Applications
Ideal where periodic trap testing is required without line shutdown. Suited for drip, tracer, and process applications.
