Changsha Golden Drilling Machinery Co.,Ltd
| Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 5000pcs per month |
| Delivery Time | 3-10days |
| Packaging Details | safety package |
| Type | Kelly Stub |
| name | Foundation Rotary Drilling Rig Equipment Kelly Bar tool Kelly Stub |
| After-sales service provided | video technical support , online support |
| Application | Interlocking & Friction Kelly Bar |
| Drilling depth | 20-120m |
| Processing type | Forging |
| Brand Name | JZTG |
| Model Number | Kelly Stub |
| Certification | CE,ISO,IAF,CQC |
| Place of Origin | Changsha, China |
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Product Specification
| Payment Terms | T/T, L/C, Western Union | Supply Ability | 5000pcs per month |
| Delivery Time | 3-10days | Packaging Details | safety package |
| Type | Kelly Stub | name | Foundation Rotary Drilling Rig Equipment Kelly Bar tool Kelly Stub |
| After-sales service provided | video technical support , online support | Application | Interlocking & Friction Kelly Bar |
| Drilling depth | 20-120m | Processing type | Forging |
| Brand Name | JZTG | Model Number | Kelly Stub |
| Certification | CE,ISO,IAF,CQC | Place of Origin | Changsha, China |
| High Light | kelly springs ，kelly bar spare parts | ||
Kelly Stub / Kelly Bar Tool 20-120m Drilling Depth Forging Processing Type
Kelly bar is a comsumable part, to improve the perforemance and prolong the service life of old kelly bars, we can supply all kinds of spare parts including Kelly swivel, Kelly Spring, Kelly Stub, Water flow block, Kelly Terminal, Kelly Strip, Kelly pipe and so on.
Technical Parameter of Kellyway Inter-Locking Kelly Bars
| Diameter (MM) | Elements | Length (M) | Torque (KN·M) | Max Drilling Depth(M) |
| 355 | 3&4&5 | 8-12 | 180 | 54 |
| 377/368 | 3&4&5 | 8-13 | 220 | 59 |
| 406/394 | 3&4&5 | 8-14 | 230 | 64 |
| 419/426 | 3&4&5 | 8-15 | 250 | 69 |
| 440/445 | 3&4&5 | 8-15 | 259 | 69 |
| 470 | 4&5&6 | 8-17 | 280 | 95 |
| 508 | 4&5&6 | 10-17 | 320 | 95 |
| 530 | 4&5&6 | 10-20 | 380 | 112 |
| 575 | 4&5&6 | 10-21 | 420 | 118 |
| 630 | 4&5&6 | 10-21 | 460 | 118 |
| All specifications can be tailored as per customers’ special requirements. | ||||
Company Details
Business Type:
Manufacturer
Year Established:
2009
Total Annual:
12,000,000-16,000,000
Employee Number:
130~150
Ecer Certification：
Active Member
Changsha Golden Drilling Machinery Co., Ltd. Was founded in the central city of the capital of construction machinery - Changsha, Hunan in 2008 .Our Main Products : Rotary drilling rig & Drill pipe, Rotary drilling bit、Tooth、Pick wire rope、Pipe、Casing and other accessories. It is a ... Changsha Golden Drilling Machinery Co., Ltd. Was founded in the central city of the capital of construction machinery - Changsha, Hunan in 2008 .Our Main Products : Rotary drilling rig & Drill pipe, Rotary drilling bit、Tooth、Pick wire rope、Pipe、Casing and other accessories. It is a ...
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