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PR VZ (M)
Metric precision steel pipe, ST37
Product image
Properties
| Design |
Precision steel pipe, metric |
| Standard |
DIN EN 10305-4 |
| Material |
Steel ST 37.4 NBK (1.0255) |
| Surface protection |
electro galvanised |
| Pipe length |
6 metres |
Description
Calculation as in DIN 2413 (draft)
Specific load I: static (up to 100 °C)
Specific load III: dynamic (up to 200 °C) stress range = P bar
Strength parameter: K 235 [N/mm2]
Safety coefficient: S 1.5
Fatigue strength: σSch/D 225 [N/mm2]
Tolerance: DIN 10305-4
Note
The pressure figures are based on straight pipes.
The appropriate wall thickness needs to be calculated for pipes with bends as stipulated in DIN EN 13480-4.
Item
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 Identification |
Ø d2 (mm) |
AD tolerance +/- (mm) |
Ø d1 (mm) |
ID tolerance +/- (mm) |
S (mm) |
Specific load I (bar) |
Specific load III (bar) |
|---|---|---|---|---|---|---|---|
| PR 04-1 VZ | 4,0 | 0,08 | 2,0 | 0,15 | 1,00 | 602 | 484 |
| PR 05-0.75 VZ | 5,0 | 0,08 | 2,5 | 0,15 | 0,75 | 325 | 282 |
| PR 05-1 VZ | 5,0 | 0,08 | 3,0 | 0,15 | 1,00 | 482 | 400 |
| PR 06-0.75 VZ | 6,0 | 0,08 | 4,5 | 0,15 | 0,75 | 286 | 251 |
| PR 06-1 VZ | 6,0 | 0,08 | 4,0 | 0,12 | 1,00 | 416 | 352 |
| PR 06-1.5 VZ | 6,0 | 0,08 | 3,0 | 0,15 | 1,50 | 663 | 524 |
| PR 06-2 VZ | 6,0 | - | 2,0 | - | 2,00 | - | - |
| PR 08-1 VZ | 8,0 | 0,08 | 6,0 | 0,10 | 1,00 | 320 | 278 |
| PR 08-1.5 VZ | 8,0 | 0,08 | 5,0 | 0,10 | 1,50 | 516 | 424 |
| PR 08-2 VZ | 8,0 | 0,08 | 4,0 | 0,15 | 2,00 | 693 | 543 |
| PR 10-1 VZ | 10,0 | 0,08 | 8,0 | 0,08 | 1,00 | 263 | 232 |
| PR 10-1.5 VZ | 10,0 | 0,08 | 7,0 | 0,12 | 1,50 | 407 | 345 |
| PR 10-2 VZ | 10,0 | 0,08 | 6,0 | 0,15 | 2,00 | 554 | 451 |
| PR 10-2.5 VZ | 10,0 | 0,08 | 5,0 | 0,15 | 2,50 | 711 | 555 |
| PR 12-1 VZ | 12,0 | 0,08 | 10,0 | 0,08 | 1,00 | 219 | 196 |
| PR 12-1.5 VZ | 12,0 | 0,08 | 9,0 | 0,10 | 1,50 | 344 | 297 |
| PR 12-2 VZ | 12,0 | 0,08 | 8,0 | 0,12 | 2,00 | 469 | 391 |
| PR 12-2.5 VZ | 12,0 | 0,08 | 7,0 | 0,15 | 2,50 | 592 | 477 |
| PR 14-1.5 VZ | 14,0 | 0,08 | 11,0 | 0,08 | 1,50 | 299 | 262 |
| PR 14-2 VZ | 14,0 | 0,08 | 10,0 | 0,10 | 2,00 | 407 | 345 |
| PR 14-2.5 VZ | 14,0 | 0,08 | 9,0 | 0,12 | 2,50 | 514 | 423 |
| PR 15-1 VZ | 15,0 | 0,08 | 13,0 | 0,08 | 1,00 | 175 | 159 |
| PR 15-1.5 VZ | 15,0 | 0,08 | 12,0 | 0,08 | 1,50 | 279 | 246 |
| PR 15-2 VZ | 15,0 | 0,08 | 11,0 | 0,10 | 2,00 | 380 | 324 |
| PR 16-1.5 VZ | 16,0 | 0,08 | 13,0 | 0,08 | 1,50 | 262 | 231 |
| PR 16-2 VZ | 16,0 | 0,08 | 12,0 | 0,15 | 2,00 | 346 | 298 |
| PR 16-2.5 VZ | 16,0 | 0,08 | 11,0 | 0,12 | 2,50 | 450 | 377 |
| PR 18-1 VZ | 18,0 | 0,08 | 16,0 | 0,08 | 1,00 | 146 | 133 |
| PR 18-1.5 VZ | 18,0 | 0,08 | 15,0 | 0,08 | 1,50 | 233 | 207 |
| PR 18-2 VZ | 18,0 | - | 14,0 | 0,08 | 2,00 | 320 | 278 |
| PR 18-2.5 VZ | 18,0 | 0,08 | 13,0 | 0,15 | 2,50 | 395 | 335 |
| PR 20-1.5 VZ | 20,0 | 0,08 | 17,0 | 0,08 | 1,50 | 209 | 188 |
| PR 20-2 VZ | 20,0 | 0,08 | 16,0 | 0,08 | 2,00 | 288 | 252 |
| PR 20-2.5 VZ | 20,0 | 0,08 | 15,0 | 0,15 | 2,50 | 355 | 305 |
| PR 20-3 VZ | 20,0 | 0,08 | 14,0 | 0,15 | 3,00 | 433 | 364 |
| PR 20-3.5 VZ | 20,0 | - | 13,0 | - | 3,50 | - | - |
| PR 22-1.5 VZ | 22,0 | 0,08 | 19,0 | 0,08 | 1,50 | 190 | 172 |
| PR 22-2 VZ | 22,0 | 0,08 | 18,0 | 0,08 | 2,00 | 262 | 231 |
| PR 22-2.5 VZ | 22,0 | 0,08 | 17,0 | 0,08 | 2,50 | 333 | 288 |
| PR 25-1.5 VZ | 25,0 | - | 22,0 | - | 1,50 | - | - |
| PR 25-2 VZ | 25,0 | 0,08 | 21,0 | 0,08 | 2,00 | 230 | 205 |
| PR 25-2.5 VZ | 25,0 | 0,08 | 20,0 | 0,08 | 2,50 | 293 | 256 |
| PR 25-3 VZ | 25,0 | 0,08 | 19,0 | 0,15 | 3,00 | 347 | 299 |
| PR 25-4 VZ | 25,0 | 0,08 | 17,0 | 0,15 | 4,00 | 472 | 393 |
| PR 28-1.5 VZ | 28,0 | 0,08 | 25,0 | 0,08 | 1,50 | 149 | 136 |
| PR 28-2 VZ | 28,0 | 0,08 | 24,0 | 0,08 | 2,00 | 205 | 184 |
| PR 28-2.5 VZ | 28,0 | 0,08 | 23,0 | 0,08 | 2,50 | 261 | 231 |
| PR 28-3 VZ | 28,0 | 0,08 | 22,0 | 0,15 | 3,00 | 309 | 270 |
| PR 30-2.5 VZ | 30,0 | 0,08 | 25,0 | 0,08 | 2,50 | 244 | 217 |
| PR 30-3 VZ | 30,0 | 0,08 | 24,0 | 0,15 | 3,00 | 289 | 253 |
| PR 30-4 VZ | 30,0 | 0,08 | 22,0 | 0,15 | 4,00 | 393 | 334 |
| PR 30-5 VZ | 30,0 | 0,08 | 20,0 | 0,15 | 5,00 | 498 | 411 |
| PR 35-1.5 VZ | 35,0 | - | 32,0 | - | 1,50 | - | - |
| PR 35-2 VZ | 35,0 | 0,15 | 31,0 | 0,15 | 2,00 | 152 | 138 |
| PR 35-3 VZ | 35,0 | 0,15 | 29,0 | 0,15 | 3,00 | 241 | 214 |
| PR 35-4 VZ | 35,0 | 0,15 | 27,0 | 0,15 | 4,00 | 331 | 286 |
| PR 38-2 VZ | 38,0 | - | 34,0 | - | 2,00 | - | - |
| PR 38-2.5 VZ | 38,0 | 0,15 | 23,0 | 0,15 | 2,50 | 181 | 163 |
| PR 38-3 VZ | 38,0 | 0,15 | 32,0 | 0,15 | 3,00 | 222 | 198 |
| PR 38-4 VZ | 38,0 | 0,15 | 30,0 | 0,15 | 4,00 | 305 | 266 |
| PR 38-5 VZ | 38,0 | 0,15 | 28,0 | 0,15 | 5,00 | 387 | 330 |
| PR 38-6 VZ | 38,0 | 0,15 | 26,0 | 0,15 | 6,00 | 469 | 391 |
| PR 42-2 VZ | 42,0 | 0,20 | 38,0 | 0,20 | 2,00 | 119 | 109 |
| PR 42-3 VZ | 42,0 | 0,20 | 36,0 | 0,20 | 3,00 | 193 | 174 |
Disclaimer
Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.