| Customization: | Available |
|---|---|
| Customized: | Customized |
| Surface Treatment: | Polish |
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The details of Non magnetic Drill collar as follows:
1. Material: P550,P540,P530
2. Shape: It is the round pipe with smooth surface and thick wall, and the both ends are machined screw thread for connection.
3. Use: It is mainly used for the inspection in the process of petroleum drilling.
4. Standard: API Spec 7-1 or SY/T5144 Standard.
5. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are die-stamped on each workpiece body. During each manufacturing process, inspection and test are performed.
6. Magnetic permeability(MPS=1×105/4∏A/m)
1). Average: Ur<1.010.
2). Magnetic Field Gradient: ΔB≤0.05μT.
Specification:
|
Nominal size |
D |
d |
L mm |
DF(mm) |
Bending Strength ratio |
||
|
mm |
In |
mm |
in |
||||
|
NC31-41(2-7/8IF) |
104.8 |
4-1/8 |
50.8 |
2 |
9150 |
100.4 |
2.43:1 |
|
NC35-47 |
120.7 |
4-3/4 |
50.8 |
2 |
9150 |
114.7 |
2.58:1 |
|
NC38-50(3-1/2IF) |
127.0 |
5 |
57.2 |
2-1/4 |
9150 |
121.0 |
2.38:1 |
|
NC44-60 |
152.4 |
6 |
57.2 |
2-1/4 |
9150/9450 |
144.5 |
2.49:1 |
|
NC44-60 |
152.4 |
6 |
71.4 |
2-13/16 |
9150/9450 |
144.5 |
2.84:1 |
|
NC44-62 |
158.8 |
6-1/4 |
57.2 |
2-1/4 |
9150/9450 |
149.2 |
2.91:1 |
|
NC46-62(4IF) |
158.8 |
6-1/4 |
71.4 |
2-13/16 |
9150/9450 |
150.0 |
2.63:1 |
|
NC46-65(4IF) |
165.1 |
6-1/2 |
57.2 |
2-1/4 |
9150/9450 |
154.8 |
2.76:1 |
|
NC46-65(4IF) |
165.1 |
6-1/2 |
71.4 |
2-13/16 |
9150/9450 |
154.8 |
3.05:1 |
|
NC46-67(4IF) |
171.4 |
6-3/4 |
57.2 |
2-1/4 |
9150/9450 |
159.5 |
3.18:1 |
|
NC50-67(4-1/2IF) |
171.4 |
6-3/4 |
71.4 |
2-13/16 |
9150/9450 |
159.5 |
2.37:1 |
|
NC50-70(4-1/2IF) |
177.8 |
7 |
57.2 |
2-1/4 |
9150/9450 |
164.7 |
2.54:1 |
|
NC50-70(4-1/2IF) |
177.8 |
7 |
71.4 |
2-13/16 |
9150/9450 |
164.7 |
2.73:1 |
|
NC50-72(4-1/2IF) |
184.2 |
7-1/4 |
71.4 |
2-13/16 |
9150/9450 |
169.5 |
3.12:1 |
|
NC56-77 |
196.8 |
7-3/4 |
71.4 |
2-13/16 |
9150/9450 |
185.3 |
2.70:1 |
|
NC56-80 |
203.2 |
8 |
71.4 |
2-13/16 |
9150/9450 |
190.1 |
3.02:1 |
|
6-5/8REG |
209.6 |
8-1/4 |
71.4 |
2-13/16 |
9150/9450 |
195.7 |
2.93:1 |
|
NC61-90 |
228.6 |
9 |
71.4 |
2-13/16 |
9150/9450 |
212.7 |
3.17:1 |
|
7-5/8REG |
241.3 |
9-1/2 |
76.2 |
3 |
9150/9450 |
223.8 |
2.81:1 |
|
NC70-97 |
247.6 |
9-3/4 |
76.2 |
3 |
9150/9450 |
232.6 |
2.57:1 |
|
NC70-100 |
254.0 |
10 |
76.2 |
3 |
9150/9450 |
237.3 |
2.81:1 |
PICTURES FOR REFERNCE
FAQ
How can I place order?
A: You can contact us by email about your order details, or place order on line.
How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T (HSBC bank), L/C, D/P, Western Union are the most usual ways we are using. If you want to use other way, please tell me, we can discuss.
What's the order procedure?
A: First we discuss order details, production details by email or TM. Then we issue you an PI for your confirmation. You will be requested to do pr-epaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 7-15days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.
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