Factory Making Gasoline Engine Water Pump - Drill Collar-Slick and Spiral Downhole Pipe – VS
Factory Making Gasoline Engine Water Pump - Drill Collar-Slick and Spiral Downhole Pipe – VS Detail:
The drill collar is made from AISI 4145H or finish rolling structural alloy steel, processed as per API SPEC 7 standard.
In the entire producing process of drill collar, the test data of each item’s performance test, from workblank, heat treatment to connecting thread and other manufacturing process, are traceable.
Drill collars’ detection is completely as per API standard.
All the threads undergo phosphatization or copper plating treatment so as to increase their corrosion resistance and avoid tool threads’ thread gluing phenomenon.
Our company can process slips and elevator grooves on the drill collar as per user’s requirements.
Technical Parameters:
|
Drill collar thread model |
O.D. |
I.D. |
Length mm |
||
|
mm |
in |
mm |
in |
||
|
NC23-31 |
79.4 |
3-1/8 |
31.8 |
1-1/4 |
9150 |
|
NC26-35 |
88.9 |
3-1/2 |
38.1 |
1 1/2 |
9150 |
|
NC31-41(2-7/8IF) |
104.8 |
4-1/8 |
50.8 |
2 |
9150 |
|
NC35-47 |
120.7 |
4-3/4 |
50.8 |
2 |
9150 |
|
NC38-50(3-1/2IF) |
127.0 |
5 |
57.2 |
2-1/4 |
9150 |
|
NC44-60 |
152.4 |
6 |
57.2 |
2-1/4 |
9150/9450 |
|
NC44-60 |
152.4 |
6 |
71.4 |
2-13/16 |
9150/9450 |
|
NC44-62 |
158.8 |
6-1/4 |
57.2 |
2-1/4 |
9150/9450 |
|
NC46-62(4IF) |
158.8 |
6-1/4 |
71.4 |
2-13/16 |
9150/9450 |
|
NC46-65(4IF) |
165.1 |
6-1/2 |
57.2 |
2-1/4 |
9150/9450 |
|
NC46-65(4IF) |
165.1 |
6-1/2 |
71.4 |
2-13/16 |
9150/9450 |
|
NC46-67(4IF) |
171.4 |
6-3/4 |
57.2 |
2-1/4 |
9150/9450 |
|
NC50-67(4-1/2IF) |
171.4 |
6-3/4 |
71.4 |
2-13/16 |
9150/9450 |
|
NC50-70(4-1/2IF) |
177.8 |
7 |
57.2 |
2-1/4 |
9150/9450 |
|
NC50-70(4-1/2IF) |
177.8 |
7 |
71.4 |
2-13/16 |
9150/9450 |
|
NC50-72(4-1/2IF) |
184.2 |
7-1/4 |
71.4 |
2-13/16 |
9150/9450 |
|
NC56-77 |
196.8 |
7-3/4 |
71.4 |
2-13/16 |
9150/9450 |
|
NC56-80 |
203.2 |
8 |
71.4 |
2-13/16 |
9150/9450 |
|
6-5/8REG |
209.6 |
8-1/4 |
71.4 |
2-13/16 |
9150/9450 |
|
NC61-90 |
228.6 |
9 |
71.4 |
2-13/16 |
9150/9450 |
|
7-5/8REG |
241.3 |
9-1/2 |
76.2 |
3 |
9150/9450 |
|
NC70-97 |
247.6 |
9-3/4 |
76.2 |
3 |
9150/9450 |
|
NC70-100 |
254.0 |
10 |
76.2 |
3 |
9150/9450 |
|
8-5/8REG |
279.4 |
11 |
76.2 |
3 |
9140/9450 |
Product detail pictures:
Related Product Guide:
We also offer you product sourcing and flight consolidation expert services. We've our personal manufacturing unit and sourcing business. We can offer you virtually every variety of merchandise associated to our item range for Factory Making Gasoline Engine Water Pump - Drill Collar-Slick and Spiral Downhole Pipe – VS , The product will supply to all over the world, such as: Slovak Republic, Muscat, Frankfurt, Our products have mainly exported to south-east Asia Euro-America, and sales to all of our country. And depending on excellent quality, reasonable price, best service, we've got got good feedback from customers overseas. You are welcomed to join us for more possibilities and benefits. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.





