H8 Romania
Corroded internal cylinder tubes H8 Romania
Corroded inner tubes H8 Romania; Seamless pipes for hydraulic cylinders, made of high quality cold drawn pipes, which are stone-worked inside by skiver roller bearing, which can be provided in a very wide range of dimensions. (pipes with dimensions larger than 220 mm) are hot rolled.)
| TUL series General features | The inner tube is stoned or honed E355+C (EN 10305-2) / St52-3 BK (DIN 2393) |
| Steel grade | E355 (EN 10305-2)/ St52-3 (DIN 2393) |
| Heat treatment | C (EN 10305-2) / BK (DIN 2393)+ |
| Dimensional range (metric) | from OD 40 * ID 32 mm to OD 170*ID 162 mm |
| Dimensional range (imperial) | |
| tolerance | ISO f7 (OD) , ISO H9 (ID) |
| Standard length | Special lengths upon request, 8000-5000 mm |
| External surface smoothness (ID) | (0.5-0.15um Statistical average)OD:Ra max 0.20 um (0.4-0.5um Statistical average)ID:Ra max 0.80 um |
| Limited deviation | (max. 0.8mm:1000 Statistical average)max. 1mm: 1000 |
| General deviation | |
| centrifugal | Maximum 3% of pipe wall thickness |