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Integral Spiral Blade Stabilizer
The Integral Spiral Blade Stabilizer of Zhongzhong 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.
Specification:
Bit Size (in) | Working OD (mm) | End OD of body(mm) | ID (mm) | Length (mm) | Thread code on both ends | |||
Drill string type | Near bit type | |||||||
Top | Down | Top | Down | |||||
6 | 152.2 | 121 | 51 | 1200 | NC38 | 3 1/2 REG | ||
6 1/4 | 158.7 | |||||||
6 1/2 | 165.1 | |||||||
7 1/2 | 190.5 | 159 | 57 | 1600 | NC46 | 4 1/2 REG | ||
7 7/8 | 200 | |||||||
8 3/8 | 212.7 | 159165 | 71 | 16001800 | NC46NC50 | |||
8 1/2 | 215.2 | 159165178 | ||||||
8 3/4 | 222.2 | |||||||
9 1/2 | 241.3 | 178197 | 1600 | NC50 | NC50 | NC50 | ||
9 5/8 | 244.5 | 1800 | 6 5/8 REG | |||||
9 7/8 | 250.8 | |||||||
12 1/4 | 311.2 | 203209 | 76 | 1800 | NC566 5/8 REG | NC566 5/8 REG | NC566 5/8 REG | 6 5/8 REG |
16 | 406 | 229241.3 | 20002200 | NC617 5/8 REG | NC617 5/8 REG | NC617 5/8 REG | NC617 5/8 REG | |
17 1/2 | 444.5 | |||||||
24 | 609.6 | |||||||
26 | 660.4 | |||||||
28 | 711.2 | |||||||
Note: Stabilizer can be made according to customer’s special requirement. | ||||||||