| Customization: | Available |
|---|---|
| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
|
Still deciding? Get samples of US$ 1500/Piece
Order Sample
|
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment methods: |
|
|---|---|
| Support payment in USD |
| Secure payments: | Every payment you make at Made-in-china.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Non-Magnetic Drill Collar
TIANHE Non-magnetic drill collars are made from non-magnetic steel bars with low-strength by combining a proper chemical analysis and rotary hammer forging process with low magnetic permeability and excellent machinability. It will not interfere with the specialized directional equipment but rather will enhance the performance of the drilling operation.
| Number And Connection Table | Product Code |
Outside Diameter | Inside Diameter | Length mm | Bevel Diameter mm | Bending Strength Ratio | ||
| mm in | mm in | |||||||
| NC23-31 | Z01/Z02-01000 | 79.4 | 3 1/8 | 31.8 | 1 1/4 | 9150 | 76.2 | 2.57:1 |
| NC26-35(2 3/8 IF) | Z01/Z02-02000 | 88.9 | 3 1/2 | 38.1 | 1 1/2 | 9150 | 84.5 | 2.42:1 |
| NC31-41(2 7/8 IF) | Z01/Z02-04000 | 104.8 | 4 1/8 | 50.8 | 2 | 9150 or 9450 | 101.6 | 2.43:1 |
| NC35-47 | Z01/Z02-06000 | 120.6 | 4 3/4 | 50.8 | 2 | 9150 or 9450 | 114.7 | 2.58:1 |
| NC38-50(3 1/2 IF) | Z01/Z02-07000 | 127 | 5 | 57.2 | 2 1/4 | 9150 or 9450 | 121 | 2.38:1 |
| NC44-60 | Z01/Z02-23000 | 152.4 | 6 | 57.2 | 2 1/4 | 9150 or 9450 | 144.5 | 2.49:1 |
| NC44-60 | Z01/Z02-23100 | 152.4 | 6 | 71.4 | 2 13/16 | 9150 or 9450 | 144.5 | 2.84:1 |
| NC44-62 | Z01/Z02-08000 | 158.8 | 6 1/4 | 57.2 | 2 1/4 | 9150 or 9450 | 149.2 | 2.91:1 |
| NC46-62(4 IF) | Z01/Z02-08100 | 158.8 | 6 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 150 | 2.63:1 |
| NC46-65(4 IF) | Z01/Z02-09000 | 165.1 | 6 1/2 | 57.2 | 2 1/4 | 9150 or 9450 | 154.8 | 2.76:1 |
| NC46-65(4 IF) | Z01/Z02-09100 | 165.1 | 6 1/2 | 71.4 | 2 13/16 | 9150 or 9450 | 154.8 | 3.05:1 |
| NC46-67(4 IF) | Z01/Z02-11000 | 171.4 | 6 3/4 | 57.2 | 2 1/4 | 9150 or 9450 | 159.5 | 3.18:1 |
| NC50-67(4 1/2 IF) | Z01/Z02-11100 | 171.4 | 6 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 159.5 | 2.37:1 |
| NC50-70(4 1/2 IF) | Z01/Z02-12000 | 177.8 | 7 | 57.2 | 2 1/4 | 9150 or 9450 | 164.7 | 2.54:1 |
| NC50-70(4 1/2 IF) | Z01/Z02-12100 | 177.8 | 7 | 71.4 | 2 13/16 | 9150 or 9450 | 164.7 | 2.73:1 |
| NC50-72(4 1/2 IF) | Z01/Z02-24000 | 184.2 | 7 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 169.5 | 3.12:1 |
| NC56-77 | Z01/Z02-13000 | 196.8 | 7 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 185.3 | 2.70:1 |
| NC56-80 | Z01/Z02-14000 | 203.2 | 8 | 71.4 | 2 13/16 | 9150 or 9450 | 190.1 | 3.02:1 |
| 6 5/8 REG | Z01/Z02-15000 | 209.6 | 8 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 195.7 | 2.93:1 |
| NC61-90 | Z01/Z02-16000 | 228.6 | 9 | 71.4 | 2 13/16 | 9150 or 9450 | 212.7 | 3.17:1 |
| 7 5/8 REG | Z01/Z02-17000 | 241.3 | 9 1/2 | 76.2 | 3 | 9150 or 9450 | 223.8 | 2.81:1 |
| NC70-97 | Z01/Z02-25000 | 247.6 | 9 3/4 | 76.2 | 3 | 9150 or 9450 | 232.6 | 2.57:1 |
| NC70-100 | Z01/Z02-18000 | 254 | 10 | 76.2 | 3 | 9150 or 9450 | 237.3 | 2.81:1 |
| 8 5/8 REG | Z01/Z02-19000 | 279.4 | 11 | 76.2 | 3 | 9150 or 9450 | 266.7 | 2.84:1 |
Established in 1973 as a state-owned Mudanjiang Petroleum Machinery Factory. After 50 years a new private company(Tianhe) was registered and established in 2006. At present, Tianhe Group has 5 sales companies, including Chengdu, Beijing, Shanghai, Yanan, Mudanjiang branches. 2 large factories, in cluding Mudanjiang and Shanghai factory, controlling the important sales territories in China. The company is also actively expanding its business overseas. Currently, more than 50 countries and regions around the world, as well as over 200 well-known oil companies and service company customers, are using products under the Tianhe brand. Tianhe has become one of the most popular Asian oil brands.
1.The company has over 50 years of professional production experience and is capable of independently manufacturing a complete range of downhole tools, including: drill pipes, drill collars, stabilizers, jars, fishing tools, etc.
2. We have a strict quality control system, conducting strict quality checks from raw materials to finished products.
3.The company has obtained ISO9001 quality system certification and holds API certificates such as 5CT, 5DP, 7-1, Q1, etc.
4.The minimum order quantity is 1, and the delivery cycle can be strictly controlled.
5.Our export products have been recognized by customers in more than 50 countries and regions.
1.Q:Are you a factory or trading company?
We are a factory and the Top 3 of oildrilling equipment manufacturer.
2.Q:Where is your factory located?
We locate in Heilongjiang Province, China.
3. Q:What do your factory do regarding quality control?
From material to products, we inspect each process to keep good quality.
And SGS inspection can be accepted.
4.Q:How about MOQ ?
We have stock of common sizes at hand, so even few ton is accepted.
5.Q:How about payment ?
Both T/T and L/C can be accepted.
6.Q: How long does your warranty?
We can assured the quality within 90 days after receiving the cargoes.
){kind=link}