Main Products: Oil Drilling Tools Washover Pipe ,Kelly Valve ,Check Valve ,Washover
api 7-1 standard oilfield drill collar lifting sub 6 5/8 inch REG
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 Drill-stem Subs (SY/T 5200-2002) 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:
S/N | ND ±0.8 (1/32 in.) mm (in.) | ID ±1.6 | Male screwed nipple | Lift end | |||||
Thread type | OD ±0.8 (1/32 in.) mm (in.) | Fillet diameter mm | Tong occlusion length mm | OD ±0.8 mm | Fillet radius of shoulder root mm | Tong occlusion length mm | |||
1 | 88.9 (3 1/2) | 54 | NC31 | 104.8 (4 1/8) | 100.4 | 250 | 127 | 4.8 | 100 |
2 | 50.8 | NC35 | 120.7 (4 3/4) | 114.7 | |||||
3 | 68.3 | NC38 | 127 (5) | 121 | |||||
4 | 127 (5) | 52.6 | NC46 | 165.1 (6 1/2) | 154.8 | 250 | 168.3 | 6.4 | |
5 | 95.3 | NC50 | 177.8 (7) | 164.7 | |||||
6 | 6 5/8 in. REG | 209.6 (8 1/4) | 195.7 | 300 | |||||
7 | NC70 | 254 (10) | 237.3 | ||||||
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