
OCTG/ API 5CT Casing Pipe J/K55 Smls Steel Pipe, N80 Btc Seamless 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 actively introduce localized Water Swivel, PQ Reaming Shell, Casing Tube in order to give our customers a better product experience and let them feel our latest technology at the first time. We will do our utmost to cooperate & satisfied with you relying on top-grade quality and competitive price and best after service, sincerely look forward to cooperating with you and make achievements in the future! Our company staff through professional technical training, with high quality service consciousness, good professional ethics, warm service attitude, satisfactory service effect.
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)
Our OCTG/ API 5CT Casing Pipe J/K55 Smls Steel Pipe, N80 Btc Seamless Tube can be customized to meet special requirements, please contact us if you need more information. We hope to produce positive social influence, maximize the brand value and realize the sustainable and long-term development of the enterprise. At present, both technical development and economic environment are changing rapidly, and it is difficult to grasp the results of company and individual efforts, so we believe that efficient and rigorous style is the key to reducing risks and pursuing success.
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