High Quality Api Lifting Sub 2 7/8" to 5"
high quality api lifting sub 2 7/8" to 5"
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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