Oil Drill Collar
Product Description
Technical Parameter
| Size(inch) |
Weight Designation |
Calculated Plain-End weight |
Outside Diameter |
Wall Thickness |
| Lb/ft |
Kg/m |
inch |
mm |
inch |
mm |
| 2-3/8 |
6.65 |
6.26 |
9.32 |
2.375 |
60.3 mm |
0.28 |
7.11 mm |
| 2‐7/8 |
10.4 |
9.72 |
14.48 |
2.875 |
73.0 mm |
0.362 |
9.19 mm |
| 3‐1/2 |
9.5 |
8.81 |
13.12 |
3.5 |
88.9 mm |
0.254 |
6.45 mm |
| 3‐1/2 |
13.3 |
12.31 |
18.34 |
3.5 |
88.9 mm |
0.368 |
9.35 mm |
| 3‐1/2 |
15.5 |
14.63 |
21.79 |
3.5 |
88.9 mm |
0.449 |
11.40 mm |
| 4 |
14 |
12.93 |
19.26 |
4 |
101.6 mm |
0.33 |
8.38 mm |
| 4‐1/2 |
13.75 |
12.24 |
18.23 |
4.5 |
114.3 mm |
0.271 |
6.88 mm |
| 4‐1/2 |
16.6 |
14.98 |
22.31 |
4.5 |
114.3 mm |
0.337 |
8.56 mm |
| 4‐1/2 |
20 |
18.69 |
27.84 |
4.5 |
114.3 mm |
0.43 |
10.92 mm |
| 5 |
16.25 |
14.87 |
22.15 |
5 |
127.0 mm |
0.296 |
7.52 mm |
| 5 |
19.5 |
17.93 |
26.71 |
5 |
127.0 mm |
0.362 |
9.19 mm |
| 5 |
25.6 |
24.03 |
35.79 |
5 |
127.0 mm |
0.5 |
12.70 mm |
| Group |
Grade |
Yield Strength |
Tensile Strength |
| Minimum |
Maximum |
Minimum |
| Psi |
Mpa |
Psi |
Mpa |
Psi |
Mpa |
| 1 |
E-75 |
75000 |
517 |
105000 |
724 |
100000 |
689 |
| 2 |
X-95 |
95000 |
655 |
125000 |
862 |
105000 |
724 |
| G-105 |
105000 |
724 |
135000 |
931 |
115000 |
793 |
| S-135 |
135000 |
931 |
165000 |
1138 |
145000 |
1000 |
Drill rod Feature:
A. High precision in size and shape
B. Good low temperature toughness
C. Excellent comprehensive mechanical properties
D. High connection strength and sealability
E. Large inside diameter of tool joint
F. High torque resistance
G. High fatigue strength and long fatigue life
Related Products
We can also supply other drilling rig, drilling equipment and drilling tools, such as
Trailer Mounted Drilling Rig, Truck Water Well Drill Rig, Core Drill Rig, Mud Pump, Air Compressor, DTH Hammer, Tricone Bit, Drag Bit, DTH Bit, etc.
Packing and Transport
Packing: Seaworthy Packing
Delivery: about 30 days after your down payment.
Company Profile
Glorytek Industry (Beijing)Co.,Ltd., located in Beijing, China, is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for decades. We are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients.
Our products are widely used in the scope of mining, water well drilling and exploration, anchor grouting project, side slope protection engineering, oil and gas engineering,underwater rock drilling & blasting operations of seaport channel, hydropower project, national defense projects ect.
Exhibition
Certifications
Customer Photos
After-sale Warranty
(1) Within the period of the first year after delivery, the main parts of Drilling Rig are guaranteed to be supplied free of charge once the problem caused by the quality issue.
(2) Service at working site: If need, our technical engineer can be dispatched to the working site for technical service, but the expense of ticket, accommodation, diet, service charge shall be on buyer's account.
(3)Timely after-sale assistance shall be provided all the time.
FAQ
Q: Are you original manufacturer or trading company?
A: We are an integrated corporation specialized in manufacturing and exporting.
Q: Can you supply related drilling tools?
A: Yes, we can supply full set of drilling tools, such as drill pipe, tricone bit, PDC bit, drag bit, DTH hammer and bit. Moreover, we have drilling equipments like mud pump, air compressor, etc. as well.
Q: Which payment terms can you accept?
A: Normally we prefer 30% advance payment after purchase order by T/T, 70% remaining payment before shipping by T/T.
Q: How is your delivery time?
A: This will depend on your purchasing quantity. Normally we can deliver within 30days.
Q: How can you ensure the quality?
A: We have our professional QC and all the products will be strict inspection and testing for every order before shipping out.
Contact Us
Irene Hou
Sales Representative
Glorytek Industry ( Beijing ) Co., Ltd.
Address:No.B-2507, DongWeiCheng, GuanZhuang,Chao Yang District, Beijing, China.
Website: glorytek.en.made-in-china.com
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