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Product Description
Fire sprinkler steel pipe is a type of pipe specifically designed for fire protection systems. These pipes are typically made of carbon steel and are used to distribute water or other extinguishing agents throughout a building in the event of a fire. Fire sprinkler piping is usually installed as part of a network connected to the building's fire sprinkler system. The manufacturing of these steel pipes complies with specific standards and regulations, such as ASTM A795 and ASTM A53, to ensure their reliability and effectiveness in fire protection applications.
| Length: | 6m / 5.8m / 11.8m / 12m, customized | |||||||||
| Standards: | ASTM A135, Type E, Grade A (Schedule 10, 1–10 NPS)& ASTM A795, Type F, Grade A (Schedule 10, 1 1/4–2 1/2 NPS) | |||||||||
| Coating: | black or hot-dip galvanized to meet FM / UL requirements for dry | |||||||||
| Certification: | UL / FM ，ISO 9000-2001 | |||||||||
| NPS | DN | Outer Diameter(mm) | Schedule 10 | Schedule 40 | ||||
| Wall Thickness | Unit Weight | Test Pressure | Wall Thickness | Unit Weight | Test Pressure | |||
| (mm) | (kg/m) | (kpa) | (mm) | (kg/m) | (kpa) | |||
| 1/2" | 15 | 21.3 | - | - | - | 2.77 | 1.27 | 4800 |
| 3/4" | 20 | 26.7 | 2.11 | 1.28 | 4800 | 2.87 | 1.69 | 4800 |
| 1" | 25 | 33.4 | 2.77 | 2.09 | 4800 | 3.38 | 2.5 | 4800 |
| 1-1/4" | 32 | 42.2 | 2.77 | 2.69 | 6900 | 3.56 | 3.39 | 6900 |
| 1-1/2" | 40 | 48.3 | 2.77 | 3.11 | 6900 | 3.68 | 4.05 | 6900 |
| 2" | 50 | 60.3 | 2.77 | 3.93 | 6900 | 3.91 | 5.45 | 6900 |
| 2-1/2" | 65 | 73 | 3.05 | 5.26 | 6900 | 5.16 | 8.64 | 6900 |
| 3" | 80 | 88.9 | 3.05 | 6.46 | 6900 | 5.49 | 11.29 | 6900 |
| 4" | 100 | 114.3 | 3.05 | 8.37 | 8300 | 6.02 | 16.09 | 8300 |
| 5" | 125 | 141.3 | 3.4 | 11.58 | 8300 | 6.55 | 21.79 | 8300 |
| 6" | 150 | 168.3 | 3.4 | 13.85 | 6900 | 7.11 | 28.29 | 8300 |
| 8" | 200 | 219.1 | 4.78 | 25.26 | 5500 | sch30 | 36.82 | 8300 |
| 7.04 | ||||||||
| 10" | 250 | 273.1 | 4.78 | 31.62 | 4800 | sch30 | 51.05 | 6900 |
| 7.8 | ||||||||
ERW Carbon Steel Tube Producing Process
Factory overview
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