RN a TDP – ČSN EN 10297–1
We produce seamless hot pressed tubes according to ČN EN 10297-1.
The tubes are currently produced in the qualities St 35,ST 37, C 22.8, 100 Cr6, 34 Cr4, 16 MC5, 32 CrB4, 50CrV4 and 14 NiCr14, but can be supplied on agreement also in other qualities.
Seamless tubes from corrosion resistent steels according to ČSN EN 10216–5 from bought material can also be delivered.
Size of the outer diameter D and thickness of the wall T can be increased by 0,1 mm. 
| D | T |
|---|
| 4,5 | 5,0 | 5,5 | 6,0 | 6,5 | 7,0 | 7,5 | 8,0 | 8,5 | 9,0 | 9,5 | 10,0 |
|---|
| 30,0 | X | X | X | X | X | X | X | | | | | |
|---|
| 32,0 | X | X | X | X | X | X | X | X | X | | | |
|---|
| 34,0 | X | X | X | X | X | X | X | X | X | X | X | |
|---|
| 36,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 38,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 40,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 42,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 44,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 46,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 48,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 50,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 52,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 54,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 56,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 58,0 | | | X | X | X | X | X | X | X | X | X | X |
|---|
| 60,0 | | | X | X | X | X | X | X | X | X | X | X |
|---|
| 62,0 | | | X | X | X | X | X | X | X | X | X | X |
|---|
| 64,0 | | | | X | X | X | X | X | X | X | X | X |
|---|
| 66,0 | | | | | X | X | X | X | X | X | X | X |
|---|
| 68,0 | | | | | | X | X | X | X | X | X | X |
|---|
| 70,0 | | | | | | X | X | X | X | X | X | X |
|---|
| 72,0 | | | | | | | X | X | X | X | X | X |
|---|
| 74,0 | | | | | | | X | X | X | X | X | X |
|---|
| 76,0 | | | | | | | X | X | X | X | X | X |
|---|
| 78,0 | | | | | | | | X | X | X | X | X |
|---|
| 80,0 | | | | | | | | X | X | X | X | X |
|---|
| 82,0 | | | | | | | | X | X | X | X | X |
|---|
| 84,0 | | | | | | | | | X | X | X | X |
|---|
| 86,0 | | | | | | | | | | X | X | X |
|---|
| 88,0 | | | | | | | | | | | | X |
|---|
| D | T |
|---|
| 10,5 | 11,0 | 11,5 | 12,0 | 13,0 | 14,0 | 16,0 | 18,0 | 21,0 | 24,0 | 27,0 | 30,0 |
|---|
| 36,0 | X | | | | | | | | | | | |
|---|
| 38,0 | X | X | X | | | | | | | | | |
|---|
| 40,0 | X | X | X | X | | | | | | | | |
|---|
| 42,0 | X | X | X | X | X | | | | | | | |
|---|
| 44,0 | X | X | X | X | X | X | | | | | | |
|---|
| 46,0 | X | X | X | X | X | X | | | | | | |
|---|
| 48,0 | X | X | X | X | X | X | X | | | | | |
|---|
| 50,0 | X | X | X | X | X | X | X | | | | | |
|---|
| 52,0 | X | X | X | X | X | X | X | X | | | | |
|---|
| 54,0 | X | X | X | X | X | X | X | X | | | | |
|---|
| 56,0 | X | X | X | X | X | X | X | X | | | | |
|---|
| 58,0 | X | X | X | X | X | X | X | X | X | | | |
|---|
| 60,0 | X | X | X | X | X | X | X | X | X | | | |
|---|
| 62,0 | X | X | X | X | X | X | X | X | X | | | |
|---|
| 64,0 | X | X | X | X | X | X | X | X | X | X | | |
|---|
| 66,0 | X | X | X | X | X | X | X | X | X | X | | |
|---|
| 68,0 | X | X | X | X | X | X | X | X | X | X | | |
|---|
| 70,0 | X | X | X | X | X | X | X | X | X | X | X | |
|---|
| 72,0 | X | X | X | X | X | X | X | X | X | X | X | |
|---|
| 74,0 | X | X | X | X | X | X | X | X | X | X | X | |
|---|
| 76,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 78,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 80,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 82,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 84,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 86,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 88,0 | X | X | X | X | X | X | X | X | X | X | X | X |
|---|
| 90,0 | | X | X | X | X | X | X | X | X | X | X | X |
|---|
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