1. Interlocking kelly bar
Kev Qhia Tsis Tau. Torque(ton.m) OD(mm) Seem Drilling Depth (m)
IK 36/470/3/27–28 36 470 3 27–28
IK 36/470/4/36–72 36 470 4 36–72
25/440/3/36 25 440 3 36
IB 25/440/4/50 25 440 4 50
IK 28/394/3/24–48 28 394 3 24–48
IK 28/394/4/32–65 28 394 4 32–65
IK 18/377/3/36 18 377 3 36
IK 18/377/4/50 18 377 4 50
22/406/3/36 22 406 3 36
IB 22/406/4/50 22 406 4 50
36/508/4/60 36 508 4 60
* Lwm qhov ntau thiab tsawg tuaj yeem tsim tau raws li cov neeg siv khoom xav tau.
2. Kev sib txhuam kelly bar
Kev Qhia Tsis Tau. Torque(ton.m) OD(mm) Seem Drilling Depth (m)
FK 36/470/3/27–28 36 470 3 27–28
FK 36/470/4/36–72 36 470 4 36–72
25/440/3/36 25 440 3 36
25/440/4/50 25 440 4 50
25/440/5/65 25 440 5 65
FK 28/394/3/24–48 28 394 3 24–48
FK 28/394/4/32–65 28 394 4 32–65
FK 18/377/3/36 18 377 3 36
18/377/4/50 18 377 4 50
22/406/3/36 22 406 3 36
22/406/4/50 22 406 4 50
36/508/4/60 36 508 4 60
36/508/5/75 36 508 5 75
* Lwm qhov ntau thiab tsawg tuaj yeem tsim tau raws li cov neeg siv khoom xav tau.
