Product Description
API P550 Mag 601 No magnetic drill collar for well drilling
API drill collar /flex non magnetic drill collar for drilling
1. Hardness range of 285 to 341 BHN and a charpy impact value of 40ft/lbs are guaranteed for evenly distributed 16 points in any cross sections at room temperature.
2. Connections as phosphate coated father machining to protect the threads from corrosive elements and to prevent galling upon initial make -up. Thread roots are cold rolled on API and H0-90 connections.
3. Pressed steel thread protectors are supplied to all drill collar that are equipped with standard connections.
4. Manufactured strictly according to API standard.
5. Widely used in oil, gas, HDD and geothermal field.
Product Parameters
| Nominal size |
D |
d |
L |
DF |
Bending Strength ratio |
| |
mm |
in |
mm |
in |
mm |
mm |
|
| 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 |
Exhibition
Company Profile
We shandong yacheng petroleum technology are established in 2003 year, located in Dongying city, shengli oilfield, which is the second largest oilfield of China.
Our business scope includes oilfield equipment supply, such as, drilling equipment and spares, wellhead equipment ,oil recovery equipment. We have been served Sinope c -Shengli oilfield in the last 19 years, established a solid partnership and network with quality OEM factories. Based on our responsive and responsible engineering & commercial team, we can provide one-stop shop service to our customer, and package plan of procurement which brings added value in terms of delivery time, fair prices, inventory in stock.
We are Looking forward to build up partnership with your company and provide our attentive service to you.
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