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UL 852 Fire Sprinkler Pipes UL Listed
UL 852 acts as a crucial quality assurance and safety benchmark for steel fire sprinkler pipes, giving confidence that these components will perform as intended in a fire protection system.
Grade Gr.A/ B
Out Diameter 1/2″ – 14″ ( DN15 – DN350)
Wall Thickness 2.11-7.80 mm
Length 5.8M/ 6M /12M or Customized
Ends Plain/ Beveled/ Roll groove/ NPT/ BSPT
Surface Red/ Black/ Red epoxy or polyester/ Galvanized
Product Description
What is UL 852 Fire Sprinkler Pipes ?
UL 852 fire sprinkler pipes(UL listed steel pipes) is a specific standard from Underwriters Laboratories (UL) that outlines the requirements for metallic steel pipe intended for use in water-based fire protection systems. When fire sprinkler pipes are described as “UL 852,” it means they have been tested and certified by UL to meet the rigorous safety and performance criteria defined in this standard. Baolai manufactures top-level firefighting pipes for fire sprinkler system according to UL regulations.
UL 852 Fire Sprinkler Pipes Specifications
| NPS Designator | Outside Diameter | Nominal Wall Thickness | Weight Plain End | Test Pressure | |||||
| Electric Resistance Weld | |||||||||
| inch | mm | inch | mm | sch | lb/ft | kg/m | Psi | Mpa | |
| 3/4 | 1.050 | 26.7 | 0.083 | 2.11 | 10 | 0.86 | 1.28 | 700 | 4.83 |
| 0.113 | 2.87 | 40 | 1.13 | 1.69 | 700 | 4.83 | |||
| 1 | 1.315 | 33.4 | 0.109 | 2.77 | 10 | 1.41 | 2.09 | 700 | 4.83 |
| 0.133 | 3.38 | 40 | 1.68 | 2.50 | 700 | 4.83 | |||
| 1 1/4 | 1.660 | 42.2 | 0.109 | 2.77 | 10 | 1.81 | 2.69 | 1000 | 6.89 |
| 0.140 | 3.56 | 40 | 2.27 | 3.39 | 1000 | 6.89 | |||
| 1 1/2 | 1.900 | 48.3 | 0.109 | 2.77 | 10 | 2.09 | 3.11 | 1000 | 6.89 |
| 0.145 | 3.68 | 40 | 2.72 | 4.05 | 1000 | 6.89 | |||
| 2 | 2.375 | 60.3 | 0.109 | 2.77 | 10 | 2.64 | 3.93 | 1000 | 6.89 |
| 0.154 | 3.91 | 40 | 3.66 | 5.45 | 1000 | 6.89 | |||
| 2 1/2 | 2.875 | 73.0 | 0.120 | 3.05 | 10 | 2.64 | 5.26 | 1000 | 6.89 |
| 0.203 | 5.16 | 40 | 5.88 | 8.64 | 1000 | 6.89 | |||
| 3 | 3.500 | 88.9 | 0.120 | 3.05 | 10 | 4.34 | 6.46 | 1000 | 6.89 |
| 0.216 | 5.49 | 40 | 7.58 | 11.29 | 1000 | 6.89 | |||
| 3 1/2 | 4.000 | 101.6 | 0.120 | 3.05 | 10 | 4.98 | 7.41 | 1200 | 8.27 |
| 0.226 | 5.74 | 40 | 9.12 | 13.58 | 1200 | 8.27 | |||
| 4 | 4.500 | 114.3 | 0.120 | 3.05 | 10 | 5.62 | 8.37 | 1200 | 3.05 |
| 0.237 | 6.02 | 40 | 10.80 | 16.09 | 1200 | 8.27 | |||
| 5 | 5.563 | 141.3 | 0.134 | 3.40 | 10 | 7.78 | 11.58 | 1200 | 3.40 |
| 0.258 | 6.55 | 40 | 14.63 | 21.79 | 1200 | 8.27 | |||
| 6 | 6.625 | 168.3 | 0.134 | 3.40 | 10 | 9.30 | 13.85 | 1000 | 3.40 |
| 0.280 | 7.11 | 40 | 18.99 | 28.29 | 1200 | 8.27 | |||
| 8 | 8.625 | 219.1 | 0.188 | 4.78 | 10 | 16.96 | 25.26 | 800 | 4.78 |
| 0.277 | 7.04 | 30 | 24.72 | 36.82 | 1200 | 8.27 | |||
| 10 | 10.750 | 273.1 | 0.188 | 4.78 | 10 | 21.23 | 31.26 | 700 | 4.78 |
| 0.307 | 7.80 | 30 | 34.72 | 51.05 | 1000 | 6.89 | |||
Key Benefits of BAOLAI Fire Sprinkler Pipes-UL 852 Steel Pipes
- Verified Safety and Performance: UL, an independent third-party, rigorously tests these pipes to ensure they meet stringent safety and performance standards for fire suppression. This includes testing for pressure, material integrity, and corrosion resistance.
- Code Compliance: Using UL 852 steel pipes helps meet building codes and fire safety regulations, which often mandate UL-listed components. This streamlines inspections and approvals.
- Durability and Longevity: The standards ensure the pipes are made from quality materials and can withstand the demands of a fire protection system, including high pressures and potential corrosion, leading to a longer system lifespan.
- Reliable Water Delivery: UL 852 listed fire sprinkler pipes guarantees the pipe’s ability to consistently and effectively deliver water to sprinkler heads during a fire, which is crucial for successful suppression.
- Traceability and Quality Assurance: BAOLAI UL 852 fire sprinkler Pipes are clearly marked with manufacturer details and the UL listing, providing transparency and confidence in the product’s quality. UL also conducts follow-up inspections at manufacturing sites.
- Potential Insurance Benefits: Using UL listed steel pipes components can sometimes lead to lower insurance premiums due to the reduced risk of fire damage.
In short, UL 852 steel pipes are an essential part of a fire sprinkler system, ensuring that BAILAI UL 852 fire sprinkler pipes are high-quality, dependable, and safe, which is critical for an effective fire protection system.