TUBE RECTANGULAR DUR ARDAL
MANYLEB
| Maint | 10 X 20, 12.75 X 25.4, 10 X 30, 15 X 30, 20 X 40, 20 x 50, 25 X 50, 20 x 60, 40 X 60, 40 X 80, 45 X 75, 50 X 100 |
| Graddau | TP - 304,304L, 316,316L, 201 |
| Safonau | A554 - A778 - A789 - A790 |
| Trwch wal | .049 "i .375 |
| TOLERANCE ar Hyd | Hyd Masnachol: 6000mm +/- 30mm
Trwsio Hyd: o 1200 mm hyd at 12000mm gyda goddefiant hyd at -0 / + 5mm |
| Gorffen | Graean caboledig 120 - 600, Di-dor, Weldio, Brwsio, Piclo, Datrysiad wedi'i Annealed a'i Biclo hyd at OD 219.1mm, Drych Sgleinio |
CYFANSODDIAD CEMEGOL TUBE RECTANGULAR TUBE STEEL
Mae'r tabl isod yn dangos cyfansoddiad cemegol y tiwbiau hirsgwar dur gwrthstaen:
| GRADDAU | UNS | C. | Mn | P. | S. | Si | Cr | Ni | Mo. | Ti | DS | N. |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | | | | |
| TP304L | S30403 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-13.0 | | | | |
| TP316 | S3160 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | | | |
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | | | |
EIDDO MECANYDDOL TUBE RECTANGULAR
| Deunydd | Gwres | Tymheredd | Cryfder tynnol | Cryfder Cynnyrch | Elongation%, Min |
| Triniaeth | Munud. | Ksi (MPa), Min. | Ksi (MPa), Min. |
| º F (º C) | | |
| TP304 | Datrysiad | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP304L | Datrysiad | 1900 (1040) | 70(485) | 25(170) | 35 |
| TP316 | Datrysiad | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316L | Datrysiad | 1900(1040) | 70(485) | 25(170) | 35 |
