
How it works
Float steam trap
The number that matters
Nominal pressure
16bar
The pressure class of the valve body at 20 °C. Working limits depend on the medium and its temperature.
Construction
Parts and materials
Applications
Media and industries
- Water
- Air
- Liquid Medium
- Heating Systems
- Irrigation Systems
- Ventilation Systems
Float Steam Trap is a crucial component in HVAC systems, designed to collect and remove condensate water formed during the cooling process. It typically consists of a U-shaped pipe that creates a water seal, preventing air and gases from re-entering the HVAC unit. By allowing only condensate water to exit the system, the trap ensures efficient drainage while blocking the passage of unwanted substances. This prevents potential damage to the HVAC unit, making float steam traps essential for the proper functioning and longevity of heating and cooling systems.
Dimensions and dimensions of the Float Steam Trap DNOVA STF2131K-T, body material - carbon steel WCB, seal - Klingerit
| DN | A, mm | B, mm | C, mm | D, mm |
| 15 | 121 | 107 | 67 | 147 |
| 20 | 121 | 107 | 67 | 147 |
| 25 | 145 | 107 | 75 | 166 |
| 40 | 270 | 148 | 90 | 238 |
| 50 | 270 | 148 | 90 | 238 |

Sketch of the overall dimensions of the Float Steam Trap DNOVA STF2131K-T body material - carbon steel WCB, seal - Klingerit
Float Steam Trap materials DNOVA STF2131K-T body material - carbon steel WCB, seal - Klingerit
| № | Part name | Material |
| 1 | Body | steel EN-1.0619 (20L) |
| 2 | Bolt | 35CrMo steel |
| 3 | Nut | steel 45 |
| 4 | Gasket | Klingerit |
| 5 | Air valve | stainless steel AISI 304 |
| 6 | Gasket | T1 steel |
| 7,8,9,10 | Thermal valve elements | stainless steel AISI 304 |
| 11 | Float | stainless steel AISI 304 |

Material sketch of Float Steam Trap DNOVA STF2131K-T body material - carbon steel WCB, seal - Klingerit
- Body material
- Carbon steel
- Maximum allowable temperature
- 662 °F / 350 °C
- Connection type
- Threaded BSP
- Operating environment
- Water, Air, and Liquid Medium
- Applications
- Heating Systems, Irrigation Systems, and Ventilation Systems
- Nominal pressure
- 16 bar
- Type of seal
- Klingerit
Production. Usually 7–14 business days after you approve the quotation and pay. Made-to-specification items are confirmed in the quotation.
Freight. Not charged at checkout. A manager quotes air and sea freight to your port or airport, and nothing ships until you approve the price and the freight.
To North America. From approval and payment to the destination port or airport: air 14–24 days, sea 32–60 days. Estimates, not guarantees.
Terms. EXW Ningbo or FOB Ningbo Port; CIF on request. The agreed term is written on the Proforma Invoice.
Total items
Product subtotal