(3400) Multi-Louver – Heavy Duty
- Description
- Product Specs
- Seat Options
Description
Our Shan-Rod branded fabricated dampers are designed to give long, trouble free service in all low pressure service applications. The versatility of fabricated dampers allows Shan-Rod to design the damper to your specifications as required by your systems. The 3400 series consist of a design similar to our 3200 Series except with a multi louver solid or airfoil, outboard ball bearings and packing glands both ends.
- Flanges, Body, Disc & Blades, both Solid & Airfoil: Standard – Carbon Steel, Optional – A-588, Stainless Steel, Exotic Materials & Refractory Lined Available on Request
- Bearings (Outboard ball): Standard Ball & Roller
- Packing Follower: Standard – Stainless Steel, Optional – Same alloys as body
- Lantern Gland: Standard – Stainless Steel, Optional – Same alloys as body
- Packing Gland: Standard – Stainless Steel
- Maximum Operating Temperature: Standard – 750°F, Optional – 3,000°F
- Maximum Static Pressure: Standard – 5 PSIG, Optional – Contact for Options
- Maximum Shut-Off Pressure Drop: Standard – 1 PSI, Optional – Contact for Options
3400 Series Square & Rectangular Butterfly Damper SpecsIndustry Usage
3400 Series News
| Conventional | Scissor Seat | Metal Seat | Tadpole Seat |
|---|---|---|---|
| Swing-thru design, *4-5% leakage | Swing-thru design, approx. *1-2% leakage | Materials same as body - approx. *1% leakage | Material furnished varies with service. Temp. to 2,300˚F, approx. *1/4 of 1% leakage |
 |  |  |  |
*Leakage based on damper capacity
