
API SPEC5CT Oil Casing Steel Tube
* NRAU( NRQ) drill rod 69.9mm
* Material : 4130
* High quality alloy steel tubing
* Consistent concentricity, straightness and heat treatment
* All tubing available in DCDMA sizes
We have always been adhering to the corporate philosophy of 'quality first' and 'perfect service', maintaining a leading level of professional technology, and continuously producing Core Barrels ITH Products, BQ Drill Rod, NQ Drill Rod with excellent performance. The transformation of tacit knowledge, which can be shared among employees and actively used by employees, will inevitably create value for the enterprise and improve the performance of the enterprise and the income of employees. Our company is a young people's enterprise, an enterprise that regards employees as the main wealth, an enterprise with a better future.
Wireline Coring Drill Rods- NRAU Drill Rods Sizes Available
NRCQ( NRQ) drill rod 69.9mm
| Description | Code | O.D (mm) | I.D (mm) | N.W (kg) | G.W (kg) | Thread Pitch (mm) | Thread Length (mm) | ated Depth | Max. Rated Torque | Max Tensile Force |
NRCQ-10' | 20300201 | ¢69.9 | ¢60.3 | 23.9 | 24.3 | 8.47 | 42 | 3000m (9800ft) | 2400Nm (1750ft-lb) | 330kN (75000 lbf) |
NRCQ-3M | 20300202 | ¢69.9 | ¢60.3 | 23.5 | 23.9 | 8.47 | 42 | |||
NRCQ-5' | 20300203 | ¢69.9 | ¢60.3 | 11.95 | 12.35 | 8.47 | 42 | |||
NRCQ-1.5M | 20300204 | ¢69.9 | ¢60.3 | 11.76 | 12.16 | 8.47 | 42 |
Our RCQ thread drill rods have the same performance with the RQ rods from BLY.
Note: RQ is the trademark from Boart Longyear, here we quoted for helping customer to select the rods.

RCQ Thread ( BRCQ, NRCQ, HRCQ)
NRCQ series drill rods undergoes technical upgrading on the basis of AU drill rods. Well drilling capability is improved and well drilling cost is decreased due to its stable and reliable connection.
Pipe Body: Quality alloy steel pipe is adopted and 100% test is conducted for each raw material to ensure completely concentricity, straightness and heat treatment.
Thread: RCQ thread drill rods adopt taper (3 threads per inch) connection and taper and reverse load angle are increased simultaneously to enhance connection strength and making up and breaking convenience.
Heat Treatment: The whole undergoes heat treatment process to improve service life of rods. Threads at both ends of the product undergo special process treatment on the basis of CQ series product to improve about 175% of material strength to further improve strength of material. Service life of inner thread improves obviously.
Thread Surface Hardening: after special process treatment, outer thread surface hardness is up to about 60HRC, which further improves service life of the product;
Good RCQ thread product series provides high performance, strength and quality assurance for wireline coring, enjoying wide application.
Packing Details
NRCQ Drill Rods Bundle Specifications
| Dimensions (L x W x H) | Volume | Gross Weight | QTY |
3100x360x320mm | 0.36m3 | 455kg | 19 pcs/bundle |
* 20 ft container load of 3.0 m/10 ft drill rods holds 30 bundles (570 rods)
* 40 ft container load of 3.0 m/10 ft drill rods holds 45 bundles (855 rods)
We focus on the development strategy of high technology and high value-added API SPEC5CT Oil Casing Steel Tube, and are committed to developing into a first-class company. We keep climbing, innovation-driven transformation and upgrading. We have been adhering to the business philosophy of 'honesty-based, quality first, service innovation', and the service concept of 'meeting requirements of customer as our most important responsibility, pursuing quality for survival and reputation for development', and striving to create a high-quality enterprise brand of the new era.
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