China API 7-1 Ibs Drilling Stabilizer Near Bit Stabilizer, Find details about China Stabilizer, Drilling Stabilizer from API 7-1 Ibs Drilling Stabilizer Near Bit Stabilizer
The Integral Spiral Blade Stabilizer is made from AISI 4145H modified alloy steel, and completely meets the requirement of API Spec 7-1 and SY/T5051-91 Standard. It is mainly used to stabilize the drilling tools in the process of drilling hole. It can be separated into Drill String and Near bit types.
Hardfacing Type: HF1000, HF2000, HF3000, HF4000, HF5000
Bit O.D.(in) | O.D. (mm) | End O.D (mm) | I.D. (mm) | Length(mm) | Connection | ||||||
Short Type | Long Type | Drill string | Near bit | ||||||||
Near bit | Drill string | Near bit | Drill string | Top | Down | Top | Down | ||||
6 | 152.4 | 121 | 51 | 800 ~900 | 1,000 ~1,100 | 1,200 ~1,400 | 1,400 ~1,600 | NC 38 | NC 38 | NC 38 | 3-1/2 REG |
6-1/4 | 158.7 | ||||||||||
6-1/2 | 165.1 | ||||||||||
7-1/2 | 190.5 | 159 165 178 | 57 71 | 1,000 | 1,600 | 1,800 | NC 46 | NC 46 | NC 46 | 4-1/2 REG | |
7-7/8 | 200.0 | ||||||||||
8 -3/8 | 212.7 | 1,000 ~1,200 | 1,600 ~1,800 | 1,800~ 2,000 | NC46 NC50 | 4-1/2 REG | |||||
8 -1/2 | 215.9 | ||||||||||
8-3/4 | 222.2 | ||||||||||
9-1/2 | 241.3 | 178 197 | 71 | 800 ~1,000 | 1,000 ~1,200 | 1,600 ~1,800 | NC 50 | NC 50 | NC 50 | 6-5/8 REG | |
9-5/8 | 244.5 | ||||||||||
9-7/8 | 250.8 | ||||||||||
12-1/4 | 311.2 | 203 229 | 76 | 1,000 ~1,200 | 1,200 1,500 | 1,800 2,000 | NC56 6-5/8 REG | 6-5/8 REG | |||
17-1/2 | 444.5 | 1,200 ~1,300 | 1,200 ~1,300 | 2,000 ~2,200 | 2,000~ 2,200 | NC61 7-5/8 REG |