Igbesẹ fifa bit jẹ diẹ lulẹ ti a ṣe apẹrẹ fun lilo ninu awọn ilana rirọ gẹgẹbi iyanrin, amọ, tabi diẹ ninu awọn apata rirọ.Sibẹsibẹ, wọn kii yoo ṣiṣẹ daradara ni okuta wẹwẹ isokuso tabi awọn ipilẹ apata lile.Awọn lilo pẹlu liluho awọn kanga omi, iwakusa, geothermal.environmental ati liluho iwakiri.Nigbakugba ti o ba ṣeeṣe, wọn yẹ ki o lo lati lu awọn ihò awaoko nitori pe wọn gbe awọn eso ti o rọrun julọ lati wọle.
Igbesẹ fifa awọn iyẹ 3 jẹ ohun elo kan ti simẹnti irin alloy pẹlu awọn imọran gige tungsten carbide ati awọn ẹgbẹ wiwọn lati rii daju igbesi aye to gun.O ni awọn iyẹ-apa mẹta ati awọn ihò ṣiṣan 3.Akawe pẹlu 4 iyẹ, 3 iyẹ igbese fa bits ṣọ lati lu yiyara ati ibinu, ko da, ni o wa kikuru pípẹ ati ki o kere durable.3 iyẹ igbese ara fa bits yoo gbe awọn ti o tobi eso agbara ju chevron ara fa bit.Iyara tabili Rotari awọn iwọn fifa igbesẹ yẹ ki o wa laarin 60 ati 80 rpm pẹlu iwuwo ina lori bit (WOB).
Awọn ipele fifa awọn iyẹ 3 jẹ awọn irinṣẹ ọrọ-aje nigbati liluho awọn ilana Jiolojikali rirọ ati awọn ijinle aijinile, wọn jẹ apẹrẹ nipataki fun awọn iṣelọpọ tomedium rirọ, gẹgẹbi Clay, Loam, Silt, Mostsoft-to-medium earthsthat ni diẹ ninu ọrinrin, bbl Ati tun gbe awọn gige fa diẹ. ti wa ni iṣeduro fun liluho ni Mining, Exploration, Environmental, Water well, Geo Exchange, etc.
Akiyesi: Iwọn ila opin ati okun ti a fihan bi loke jẹ iwọn deede, awọn iwọn miiran wa lori ibeere.
Iwọn okun: 2 3/8 '' API Reg, 2 7/8 '' API Reg, 3 1/2 '' API Reg, 4 1/2 '' API Reg, 6 5/8 '' API Reg, 2' ' API IF, 2 3/8 '' API IF, 2 7/8 '' API IF, A Rod, N Rod, AW, BW, NW, AWJ, BWJ, NWJ.
| Iwọn Iwọn Bit | |||||
| (Inches) | (mm) | (Inches) | (mm) | (Inches) | (mm) |
| 3 1/2" | 88,9 mm | 6 1/8" | 155.6mm | 8 7/8" | 225.4mm |
| 3 5/8" | 92,1 mm | 6 1/4" | 158.8mm | 9" | 228.6mm |
| 3 3/4" | 95.3 mm | 6 1/2" | 165.1mm | 9 1/8" | 231.8mm |
| 3 7/8" | 98,4 mm | 6 5/8" | 168.3mm | 9 1/4" | 235.0mm |
| 4" | 101,6 mm | 6 3/4" | 171.5mm | 9 1/2" | 241.3mm |
| 4 1/8" | 104,8 mm | 6 7/8" | 174.6mm | 9 5/8" | 244.5mm |
| 4 1/4" | 108,0 mm | 7" | 177.8mm | 9 3/4" | 247.7mm |
| 4 1/2" | 114,3 mm | 7 1/8" | 181.0mm | 9 7/8" | 250.8mm |
| 4 5/8" | 117,5 mm | 7 1/4" | 184.2mm | 10" | 254.0mm |
| 4 3/4" | 120.7mm | 7 3/8" | 187.3mm | 10 5/8" | 269.9mm |
| 4 7/8" | 123.8mm | 7 1/2" | 190.5mm | 11 1/2" | 292.1mm |
| 5" | 127.0mm | 7 5/8" | 193.7mm | 12" | 304.8mm |
| 5 1/8" | 130.2mm | 7 3/4" | 196.9mm | 12 1/4" | 311.2mm |
| 5 1/4" | 133.4mm | 7 7/8" | 200.0mm | 12 1/2" | 317.5mm |
| 5 3/8" | 136.5mm | 8" | 203.2mm | 13 3/4" | 349.3mm |
| 5 1/2" | 139.7mm | 8 1/8" | 206.4mm | 14" | 355.6mm |
| 5 5/8" | 142.9mm | 8 1/4" | 209.6mm | 14 3/4" | 374.7mm |
| 5 3/4" | 146.1mm | 8 1/2" | 215.9mm | 15" | 381.0mm |
| 5 7/8" | 149.2mm | 8 5/8" | 219.1mm | 15 3/4" | 400.1mm |
| 6" | 152.4mm | 8 3/4" | 222.3mm | 17 1/2" | 444.5mm |
Fa Bits jo
| Opoiye ibere ti o kere julọ | N/A |
| Iye owo | |
| Awọn alaye apoti | Standard Export Ifijiṣẹ Package |
| Akoko Ifijiṣẹ | 7 ọjọ |
| Awọn ofin sisan | T/T |
| Agbara Ipese | Da lori Apejọ Alaye |
