Stabilizer is a downhole equipment used in the bottom hole assembly of a drill
String. Its purpose is to mechanically stabilize the BHA in the borehole in
Order to avoid unintentional sidetracking, vibrations, and ensure the quality
Of the hole being drilled. It is composed of a hollow cylindrical body and
Stabilizing blades, both made of high-strength steel. The blades can be either straight or spiralled, and are hardfaced for wear resistance. Depending on the requirement stabilizer may be placed either near the bit or along the drill string.
Stabilizer is made from AISI 4145H alloy steel. Acc. To API Spec. 7. All threads are phosphated, copperized or cold worked.
|
D1 |
L2
± 5 |
D2 |
d |
L1
± 10 |
L
± 20 |
mm ( in ) |
190.5
190
189 |
400
500 |
159 |
57 |
750 |
1900
2000 |
190.5 ( 7 1/2 ) |
200.0
199
198 |
200.0 ( 7 7/8 ) |
212.7
212
211 |
400
500
600 |
159
178 |
57
71 |
1900 |
212.7 ( 8 3/8 ) |
215.9
215
214 |
2000 |
215.9 ( 8 1/2 ) |
222.2
221
220 |
2100 |
222.2 ( 8 3/4 ) |
241.3
240
239 |
400
500
600 |
178 |
71 |
1900 |
241.3 ( 9 1/2 ) |
244.5
244
243 |
2000 |
244.5 ( 9 5/8 ) |
250.8
250
249 |
2100 |
250.8 ( 9 7/8 ) |
311.1
310
309 |
500
600
700 |
203
229 |
76 |
2100
2200
2300 |
311.1 ( 12 1/4 ) |
444.5
443
441 |
500
600
700 |
2300
2400
2500 |
444.5 ( 17 1/2 ) |
Jiyuan East heavy industry Co., Ltd is located at Jiyuan City, Henan province China where is the headstream of Jishui River and the hometown of "Old Foolishman"at the foot of the TaiHang mountain.
Jiyuan East heavy industry Co., Ltd Was founded in 2007 with an area over 30, 000 square meters, our company' S total assets attained over USD $16million (RMB¥ 100million). We have about 25 technicians and over 50 employees. The company owns a full range of drilling tools production lines, of which are deep-hole drilling and boring machine, 11m ordinary lathe, the frequency of heat treatment production lines, spiral milling machine tools, CNC pipe threading lathes, the imprint of milling machines and so on. In our company a special testing center has been established, equipped with advanced delicate testing equipments which control the whole process of manufacturing, strictly implement the standard of SY/T5144-2007 SY/T5146-2006 China National Standard and API Standard. We had ISO9001 Certification in November in 2007 and in June 2008 passed the authentication of American Petroleum Association, certificate No. 7-1-0638. With the annual output of 10000, the main products of our company are drill collars, spiral drill collars, No-magnetic drill collars,
Integral heavy weight drill pipes, stabilizers, No-magnetic stabilizers, lifting subs, kelly, iron casting pipe mould, long mandrel, Non-ferrous metal, explosion-proof switch and so on, we can also make other types according to different demands. If you want to know more about our products, please feel free to contact us or visit our website.
HTTP: //www. Easten-industry. COM/
With"FAITH BASED, INNOVATIVE BUSINESS, KEEP IMPROVING,
PURSUIT OF EXCELLENCE"as our consistent policy. We will give our customer competitive product with best quality and reasonable price. So if you are interested in any of our products or would like to discuss a custom order, then we will be your ideal partner at the field of petroleum machinery industry. It is our hope to promote, by joint efforts, both trade and friendship to our mutual advantage. We are looking forward to forming successful business relationships with clients all over the world in the near future.
