Paipu irin alailẹgbẹ fun lilo ile ọkọ oju omi ni a lo ni akọkọ fun Ipele 1 Ipele 2 paipu titẹ ni eto fifin, igbomikana ati ẹyọ ti o gbona pupọ ti iṣelọpọ ọkọ.
Awoṣe N0. ti awọn tubes irin pataki: 320, 360, 410, 460, 490, ati bẹbẹ lọ.
Awọn iwọn:
| Orisi ti irin Falopiani | Jade opin | Odi sisanra | ||
| Tutu-yiyi Falopiani | Iwọn tube (mm) | Awọn ifarada (mm) | Iwọn tube (mm) | Awọn ifarada (mm) |
| 30-50 | ±0.3 | ≤30 | ± 10% | |
| 50-219 | ± 0.8% | |||
| Gbona-yiyi Falopiani | 219 | ± 1.0% | 20 | ± 10% |
Akopọ Kemikali:
| Awọn awoṣe ti awọn tubes irin | Akopọ kemikali (%) | ||||
| C | Si | Mn | P | S | |
| 320 | ≤0.16 | ≤0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 |
| 360 | ≤0.17 | ≤0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 |
| 410 | ≤0.21 | ≤0.35 | 0.40-1.20 | ≤0.035 | ≤0.035 |
| 460 | ≤0.22 | ≤0.35 | 0.80-1.40 | ≤0.035 | ≤0.030 |
| 490 | ≤0.23 | ≤0.35 | 0.80-1.50 | ≤0.035 | ≤0.030 |
Awọn ohun-ini ẹrọ:
| Awọn awoṣe ti awọn tubes irin | Agbara fifẹ (MPa) | Agbara ikore (MPa) | Ilọsiwaju (%) |
| 320 | 320-410 | ≥195 | ≥25 |
| 360 | 360-480 | ≥215 | ≥24 |
| 410 | 410-530 | ≥235 | ≥22 |
| 460 | 460-580 | ≥265 | ≥21 |
| 490 | 490-610 | ≥285 | ≥21 |
Akoko ifiweranṣẹ: Oṣu Kẹta-10-2023