drill collar

Minimum Order
in bundles
on time
Product Description
Drill Collar is the basic component in the BHA which provides weight on the bit for drilling and keeps the drillsting in tension.

Drill Collar has been approved by the NS-1 certification, it is manufactured from 4145H modified quenched and tempered steel, strict metallurgical specifications are followed to insure that full length heat treating produces a consistent maximum depth of hardness.

Features and Benefits

A hardness range of 285 to 341 BHN and a Charpy impact value of 40 ft-lbs are guaranteed at evenly distributed 16 points in any sections at room temperature;

Connections are completed(phosphate coated)to protect them from the elements after machining and to help prevent galling upon initial make-up;

Thread roots are cold rolled on API and H-90 connections;
Product Feature
Drill collar OD and ID;

Overall length;

Special features desired, for example:

Slick or Spiral;

Stress Relief Features;

Slip and/or Elevator Recess;
GE PETROLEUM EQUIPMENT (BEIJING) CO., LTD. (“GEPEC”) is a large and global assembly supplier specialized in petro-drilling equipment,automotive tyre, industry valves and hydraulic tools, and supply high-quality products and excellent services for the clients, and also makes system solution in order to increase clients’ working efficiency.
At present, “GEPEC” has four divisions: Petroleum Drilling Equipment Division, Automotive Tyre Division, and Hydraulics Tools Division & Industry Valve Division
GEPEC’ solution has been well qualified by relevant quality management system (API / ISO / HSE & others) since its establishment. So far, the petroleum drilling equipment and other products supplied by GEPEC have exported to the majority of the drilling companies all over the world including Middle Asia, Africa, Southeast Asia, South & North Americas, Middle East and North Europe Etc.
GEPEC warmly welcomes business partners around the world to develop and strength business cooperation in various fields, adhering to its business principle of “clients first, quality first and reputation first”. GEPEC commits to offer the best products & services to customers to the clients and to make more contribution to the economic development of the world

Other supplies related products

Slick drill collar/Spiral drill collar /Non-mag drill collar drill string tools oil drill tools

Payment:L/C, T/T
Delivery:Within 30 days after order confirmed
Packing:Customary packing
Slick drill collar/Spiral drill collar /Non-mag drill collar

Xi'an Landrill Oil Tools Co.,Ltd

China China
Manufacturer, Exporter, Wholesaler/Retailer, Others

NMDC, Non-Magnetic Drill Collar, Spiral Drill Collar, Slick Drill Collar manufacturer from China

Packing:by sea or by air
Drill Collar, Nmdc, Non-Magnetic Drill Collar

DeRun Energy Co., Ltd

China China
+86 10 5867 7866

GE Petroleum Equipment (Beijing) Co.,LTD.

China China
Contact Person: Nancy Wang
Telephone: 86-010-68116055
Location: Beijing, China
Business Type:Manufacturer, Exporter
Main Target Region:Middle East
6F Satellite Building,No.63 Zhichun Road,Haidian District
Main Product:
Petroleum Drilling Rigs, BOP. Wellhead Equipment ,Casing Pipe,Tubing Pipe .Valve
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