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kelly bar, drilling pipe drilling rod, machine pipe
Kelly, as the driven part of drill string, locates in the top of it to transmit torque and bear the suspended weight. According to API Spec7-1 Specifications, the material quality is 4145H that’s after heat treatment, thread hardening treatment and phosphating to better antiseize. It also can be produced 114.3×114.3and 170×170 upon customers’ requirements.
|
Kelly Specifications |
m Drive Length |
m Length |
Internal thread connection |
External thread connection |
||||
mm |
in |
Left-hand thread |
mm External Diameter |
Specifications |
mm External Diameter |
mm Internal Diameter |
||
76.2 |
3 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC31 |
85.7 |
31.8 |
88.9 |
31/2 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC38 |
120.6 |
57.2 |
108.0 |
41/4 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC46 |
158.8 |
71.4 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC50 |
161.9 |
71.4 |
||
133.4 |
51/4 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC56 |
177.8 |
82.6 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
51/2FH |
177.8 |
82.6 |
||
|
|
m Drive Length |
m Length |
Internal thread connection |
External thread connection |
||||
mm |
in |
Left-hand thread |
mm External Diameter |
Specifications |
mm External Diameter |
mm Internal Diameter |
||
76.2 |
3 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC26 |
85.7 |
31.8 |
88.9 |
31/2 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC31 |
104.8 |
44.4 |
108.0 |
41/4 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC38 |
120.6 |
57.2 |
133.4 |
51/4 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC46 |
158.8 |
76.2 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC50 |
161.9 |
82.6 |
||
152.4 |
6 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
51/2FH |
177.8 |
88.9 |
11.28 |
12.19 |
6 5/8REG -LH |
196.8 |
NC56 |
177.8 |
88.9 |
||
SHIJIAZHUANG LONGXUAN TRADING CO., LTD is located in Shijiazhuang-- the capital of Hebei Province with convenient transportation.The company was established in Feb.2012.It is
professional in supplying industrial equipment covering pipe processing machinery, automatic welding equipment,cutting machine and etc.The company always adhere
to "credibility and integrity,efficiency"purpose and develop rapidly,creating excellent results,has fostereda good image in suppliers and foreign customers.And the company has established long friendly cooperation relationships with many high-tech machinery manufactruing enterprises.
The company will continue to provide our clients with professional quality integrated solution in automatic welding,cutting and robot welding.
Send Inquiry to This Supplier
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