Piles SNG
Pile is a specall structural shape used for timbering and guard to protect soil moving during construction, soil creep, to guard building area, consolidation and construction bund and briges.
Larsen piles ТU U 27.1-26524137-1375:2008
| section name | weight of 1 m, kg | Length, м | Steel grade | Standard |
| L4 | 74.0 | 6-25 | st3 | TU U 27.1-26524137-1375:2008 |
| L5 | 100.0 | st3 | ||
| L7 | 144.3 | st3kp | ||
| L5d | 104.6 | 16CrMn |
Larsen piles L5UM
| section name | weight | Length, м | Standard | |
| Single pile,kg/m | wall,kg/m | |||
| L5UM | 113,9 | 228 | 6-25 | TU 0925-008-00186269-2012 |
| Class | |||
| 1 | 2 | 3 | 4 |
| 235 | S 240GP | С 255 | 345 |
| 240 | S 270GP | С 285 | |
| 270 | S 320GP | С 345 | |
| 320 | S 355GP | ||
| 355 | |||
| Classes | |
| 1 | strength grade TU 0925-008-00186269-2012 |
| 2 | strength grade EN 10248-1 |
| 3 | strength grade GOST 27772-88 |
| 4 | strength grade GOST 19281 |
Strength class 240, 270, 320, 355 are correspondent to S240GP, S270GP, S320GP, S355GP by EN 10248-1.
The piles may be made of steel with increased corrosion resistance due to alloying copper, classes 320, 355 by TU 0925-008-00186269-2012:
with a high copper content 0.20-0.35% (320Cu1, 355Cu1), with a high copper content 0,35-0,50% (320Cu2, 355Cu2) class 345 according to GOST 19281 -89, C345 GOST 27772-88: with a copper content of 0.15-0.30% (345Cu, S345Cu).
The piles are made of a welded steel, the chemical composition of the steel is provided with a limited carbon equivalent not more 0,45.