China High Quality Fire Safety Pipe Quote Factory
- Behold the UL Listed certificate!
- Abide by the noble ASTM A53, Type S, Grade B standard, or seek guidance from UL 852.
- Measure the bounty in lengths of 6m, 5.8m, 11.8m, 12m, or 20ft, and beyond.
- Choose your path’s end – be it the plain (square cut), beveled to 30°, roll groove as AWWA C606, NPT thread as ANSI B1.20.1, or BSPT as ISO 7-1.
- Adorn your treasure with the surface of your choice – Fusion bonded epoxy (FBE), polyester resin, hot dip galvanized, red paint, black paint, and more.
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Product Description
Seamless Steel Pipes are the hollow cylindrical tube made from steel without any welded seam. It is manufactured through an extrusion process where hot billets are pushed through a die to form the tubular shape. This continuous process produces pipes with a homogeneous microstructure and no joints or seams. Our ASTM A53 Seamless Fire Safety Pipe exhibit consistent mechanical properties throughout and superior pressure resistance compared to welded pipes.
ASTM A53 specification, which not only governs the mighty ASTM A53 Seamless Fire Safety Pipe from China High Quality Fire Safety Pipe Quote Factory, we’ve spoken of but also extends its reach to cover seamless brethren. These pipes be designed for a life under pressure and the rigors of mechanical applications, yet they hold true for everyday tasks like oil, gas, steam, water, and air conveyance. Their mettle allows for welding, bending, and flanging—truly versatile companions on any voyage.
As leading China steel ERW pipes factory, we also provide Screw fittings and welded outlet with competitive price. Please contact us immediately.
For SCH40 (Std) Pipes Size
| Size | Thickness Sch40 (mm) | Thickness STD (mm) | Test pressure Sch40 (MPa) | Test pressure STD (MPa) | Ref. No. |
|---|---|---|---|---|---|
| 1/2″ / DN15 / 21.3mm | 2.77 | 2.77 | 4.8 | 4.8 | P1201 (UL) |
| 3/4″ / DN20 / 26.7mm | 2.87 | 2.87 | 4.8 | 4.8 | P1202 (UL) |
| 1″ / DN25 / 33.4mm | 3.38 | 3.38 | 4.8 | 4.8 | P1203 (UL) |
| 1-1/4″ / DN32 / 42.2mm | 3.56 | 3.56 | 9.0 | 9.0 | P1204 (UL) |
| 1-1/2″ / DN40 / 48.3mm | 3.68 | 3.68 | 9.0 | 9.0 | P1205 (UL) |
| 2″ / DN50 / 60.3mm | 3.91 | 3.91 | 17.2 | 17.2 | P1206 (UL) |
| 2-1/2″ / DN65 / 73.0mm | 5.16 | 5.16 | 17.2 | 17.2 | P1207 (UL) |
| 3″ / DN80 / 88.9mm | 5.49 | 5.49 | 17.2 | 17.2 | P1208 (UL) |
| 4″ / DN100 / 114.3mm | 6.02 | 6.02 | 15.2 | 15.2 | P1209 (UL) |
| 5″ / DN125 / 141.3mm | 6.55 | 6.55 | 13.4 | 13.4 | P1210 (UL) |
| 6″ / DN150 / 168.3mm | 7.11 | 7.11 | 12.3 | 12.3 | P1211 (UL) |
| 8″ / DN200 / 219.1mm | 8.18 | 8.18 | 10.8 | 10.8 | P1212 (UL) |
| 10″ / DN250 / 273.0mm | 9.27 | 9.27 | 9.9 | 9.9 | P1213 (UL) |
| 12″ / DN300 / 323.8mm | 10.31 | 9.52 | 9.2 | 8.5 | P1214 (UL) |
| 14″ / DN350 / 355.6mm | 11.13 | 9.52 | 9.0 | 7.7 | P1215 (UL) |
| 16″ / DN400 / 406.4mm | 12.70 | 9.52 | 9.0 | 6.8 | P1216 (ISO) |
| 18″ / DN450 / 457.0mm | 14.27 | 9.52 | 9.0 | 6.1 | P1217 (ISO) |
| 20″ / DN500 / 508.0mm | 15.09 | 9.52 | 8.6 | 5.4 | P1218 (ISO) |
| 24″ / DN600 / 610.0mm | 17.48 | 9.52 | 8.3 | 4.5 | P1219 (ISO) |
For SCH80 (Xs) Pipes Size
| Size | Thickness Sch80 (mm) | Thickness XS (mm) | Test pressure Sch80 (MPa) | Test pressure XS (MPa) | Ref. No. |
|---|---|---|---|---|---|
| 1/2″ / DN15 / 21.3mm | 3.73 | 3.73 | 5.9 | 5.9 | P1221 (ISO) |
| 3/4″ / DN20 / 26.7mm | 3.91 | 3.91 | 5.9 | 5.9 | P1222 (ISO) |
| 1″ / DN25 / 33.4mm | 4.55 | 4.55 | 5.9 | 5.9 | P1223 (UL) |
| 1-1/4″ / DN32 / 42.2mm | 4.85 | 4.85 | 13.1 | 13.1 | P1224 (UL) |
| 1-1/2″ / DN40 / 48.3mm | 5.08 | 5.08 | 13.1 | 13.1 | P1225 (UL) |
| 2″ / DN50 / 60.3mm | 5.54 | 5.54 | 17.2 | 17.2 | P1226 (UL) |
| 2-1/2″ / DN65 / 73.0mm | 7.01 | 7.01 | 17.2 | 17.2 | P1227 (UL) |
| 3″ / DN80 / 88.9mm | 7.62 | 7.62 | 17.2 | 17.2 | P1228 (UL) |
| 4″ / DN100 / 114.3mm | 8.56 | 8.56 | 19.3 | 19.3 | P1229 (UL) |
| 5″ / DN125 / 141.3mm | 9.53 | 9.53 | 19.3 | 19.3 | P1230 (UL) |
| 6″ / DN150 / 168.3mm | 10.97 | 10.97 | 18.9 | 18.9 | P1231 (UL) |
| 8″ / DN200 / 219.1mm | 12.70 | 12.70 | 16.8 | 16.8 | P1232 (UL) |
| 10″ / DN250 / 273.0mm | 15.09 | 12.70 | 16.0 | 13.4 | P1233 (ISO) |
| 12″ / DN300 / 323.8mm | 17.48 | 12.70 | 15.7 | 11.4 | P1234 (ISO) |
| 14″ / DN350 / 355.6mm | 19.05 | 12.70 | 15.5 | 10.3 | P1235 (ISO) |
| 16″ / DN400 / 406.4mm | 21.44 | 12.70 | 15.3 | 9.0 | P1236 (ISO) |
| 18″ / DN450 / 457.0mm | 23.83 | 12.70 | 15.1 | 8.1 | P1237 (ISO) |
| 20″ / DN500 / 508.0mm | 26.19 | 12.70 | 15.0 | 7.2 | P1238 (ISO) |
| 24″ / DN600 / 610.0mm | 30.96 | 12.70 | 14.7 | 6.1 | P1239 (ISO) |
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