aruwo Iho iho Pipe
Paipu lilu jẹ paipu irin to gaju ti a lo ninu liluho.Ti o da lori ọna liluho ati idi ti liluho, awọn paipu wa ni oriṣiriṣi sisanra ati gigun, pẹlu awọn gigun ti o wọpọ julọ jẹ awọn mita 3-10.Awọn paipu lilu ti wa ni idapọ papọ ni ọkọọkan bi liluho ti nlọ siwaju si jinle sinu ibusun.Papọ, awọn paipu naa ṣe okun ti o lu, eyiti o le fa ọpọlọpọ awọn ibuso si isalẹ sinu ilẹ.
Kọọkan lu paipu oriširiši meta awọn ẹya ara welded papo, a aringbungbun ìka ati meji opin ege.Ipari ipari ni boya akọ (“pin”) tabi abo (“apoti”) o tẹle ara, eyiti o fun laaye ni asopọ ti awọn paipu lu meji.Gbogbo okun liluho ni a tẹri si awọn ẹru giga pupọ lakoko liluho, ati okun nigbagbogbo jẹ apakan pataki julọ ni paipu kọọkan.Ti o ba jẹ fun idi eyikeyi ti okùn akọ ati abo ko baamu ni pato si ara wọn, okùn naa yoo jasi pupọ julọ yoo fọ ati pe iwọ yoo padanu gbogbo okun lu gbogbo rẹ.
| Iwọn | Ibi-ipin Lb/ft | Iṣiro àdánù iru | Odi sisanra | |||
| ninu. | mm | lb/ft | kg/m | ninu. | mm | |
| 2 3/8 | 60.3 | 6.65 | 6.26 | 9.32 | 0.28 | 7.11 |
| 2 7/8 | 73 | 10.4 | 9.72 | 14.48 | 0.362 | 9.19 |
| 3 1/2 | 88.9 | 9.5 | 8.81 | 13.12 | 0.254 | 6.45 |
| 3 1/2 | 88.9 | 13.3 | 12.31 | 18.34 | 0.368 | 9.35 |
| 3 1/2 | 88.9 | 15.5 | 14.63 | 21.79 | 0.449 | 11.4 |
| 3 1/2 | 88.9 | 15.5 | 14.63 | 21.79 | 0.449 | 11.4 |
| 4 | 101.6 | 14 | 12.93 | 19.26 | 0.33 | 8.38 |
| 4 1/2 | 114.3 | 13.75 | 12.24 | 18.23 | 0.271 | 6.88 |
| 4 1/2 | 114.3 | 16.6 | 14.98 | 22.31 | 0.337 | 8.56 |
| 4 1/2 | 114.3 | 20 | 18.69 | 27.84 | 0.43 | 10.92 |
| 5 | 127 | 16.25 | 14.87 | 22.15 | 0.296 | 7.52 |
| 5 | 127 | 19.5 | 17.93 | 26.71 | 0.362 | 9.19 |
| 5 | 127 | 19.5 | 17.93 | 26.71 | 0.362 | 9.19 |
| 5 | 127 | 25.6 | 24.03 | 35.79 | 0.5 | 12.7 |
| 5 | 127 | 25.6 | 24.03 | 35.79 | 0.5 | 12.7 |
| 5 1/2 | 139.7 | 21.90 | 19.81 | 29.51 | 0.361 | 9.17 |
| 5 1/2 | 139.7 | 24.70 | 22.54 | 33.57 | 0.415 | 10.54 |
