Main Products: Oil Drilling Tools Washover Pipe ,Kelly Valve ,Check Valve ,Washover
API Standard Integral Spiral Stabilizer 311.1
USD $315 - $786 /Unit
Min.Order:1 Unit
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Guanghan Hongcheng Petroleum Tools Co., Ltd.
Business Type: Manufacturer,Trading Company
Deyang Sichuan ChinaMain Products: Oil Drilling Tools Washover Pipe ,Kelly Valve ,Check Valve ,WashoverProduct Details
1. High-strength
2. API Standard
This product is designed and manufactured in accordance with the petroleum and natural gas industry standard of People’s Republic of China Drilling Tool Stabilizers (SY/T 5051-2009) and API7-1 standard.
3. Excellent Cost Performance
As an original manufacturer, we are sure that we can supply the tool you need in most reasonable price.
Major technical parameters and dimensions:
Applicable bit diameter mm (in.) | Operating OD mm | Length of stabilizing surface L2 ±5mm | Joint OD mm | Bore mm | L1±10 mm | Total length L±20 mm | ||
Short | Long | Short | Length | |||||
165.1 (6 1/2) | 164 | 300 | 400 | 121 | 50.8 | 500 | 1400 | 1450 |
311.1 (12 1/4) | 311 | 400 | 550 | 203 | 71.4 | 500 | 1650 | 1700 |
444.5 (17 1/2) | 444 | 500 | 650 | 229 | 71.4 | 500 | 1950 | 2000 |
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