
Fihla isiqulatho 1 IiNdawo zeNkonzo 2 UKhetho oluhlanganisiweyo lwePDC 3 Ubugcisa obuhlanganisiweyo bePDC...
Screw Motors, Rotary Steerable Systems, Downhole Drilling Tools, njl.
Ukukhetha izinto ezidibeneyo ezinempembelelo ephezulu yokuchasa kunye nokumelana nokunxiba okuphezulu.
1. I-Resistance ye-Wear: I-avareji ye-avareji yokunxiba umthamo omkhulu kune-400 x 10,000;
2. Ukumelana nobushushu: Ubushushu bokumelana nobushushu bungekho ngaphantsi kwe-700℃;
3. Ukumelana neMpembelelo: Amandla empembelelo eyongezelekayo ≥ 40J;
4. I-Diamond Layer: Ngaphantsi kwe-microscope (i-20x magnification), akukho ziqhekeko ezibonakalayo, akukho ukungalingani okucacileyo, akukho ziphene ezinobubanzi> 0.15mm kunye nobunzulu> 0.15mm zivumelekile, kwaye ubuninzi be-edge chipping size <0.15mm.
| ubukhulu | |||||
| Ufakelo oludityanisiweyo lwePDC oludityanisiweyo oluchasene nempembelelo | |||||
| 1308 | 1313 | 1608 | 1613 | ||
| ububanzi (D) mm | 13.44±0.025 | 13.44±0.025 | 15.875±0.025 | 15.875±0.025 | |
| ubude (h) mm | 8.00±0.05 | 13.2±0.05 | 8±0.05 | 13.2±0.05 | |
| ubukhulu (t) mm | 2.2±0.15 | 2.2±0.15 | 2.2±0.15 | 2.2±0.15 | |
| DiamondChamfer | |||||
| phezulu c1 | 0.3/0.4mm | ||||
| iengile a1 | 45° | ||||
| I-Hard alloy chamfering | |||||
| phezulu c2 | 0.40/0.76mm | ||||
| iengile a2 | 45° | ||||