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Home > Metallurgy, Mineral & Energy > Steel & Products > Steel Pipe & Tube > API Oilfield Spiral Hollow Drill Collars

API Oilfield Spiral Hollow Drill Collars

US$ 500 - 5,000 MOQ: 10 Pieces

Key Specifications

Get Latest Price

Standard:

Thickness:

120.7, 254

Section Shape:

Square

Contact Supplier Request Quote Chat Now

Beijing Ocean Renda Petroleum Equipment Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

Beijing Tianjin

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
Contact Us

Thickness 120.7, 254

Section Shape Square

Outer Diameter 3 7/8"-14"

Place of Origin Shanxi, China

Secondary Or Not Non-secondary

Application Drill Pipe

Technique Cold Rolled

Certification API

Surface Treatment Copper Coated

Special Pipe API Pipe

Alloy Or Not Is Alloy

API Oilfield spiral hollow Drill Collars

Product Description

Specifications

1.Reliable quality and Reasonable price
2.API Spec7-1 and SY5411 standard
3.ID size from 79.4mm to 279.4mm

Oilfield Drill Collar

The Drill Collar of HYRD is made from AISI 4145H alloy steel, and completely meets the requirement of API Spec 7-1 and SY/T5144 Standard. It is the round pipe with smooth surface and thick wall, and the both ends are machined screw thread for connection. It is mainly used between the drill head and the drill pipe, so that it can make the drill head work reposefully and keep right trace by providing the pressure and weight for drill head.

Specification

Connections	OD mm	ID mm	Length mm
NC23-31	79.4	31.8	9150
NC26-35	88.9	38.1	9150
NC31-41	104.8	50.8	9150 or 9450
NC35-47	120.7	50.8	915 or 9450
NC38-50	127.0	57.2	9150 or 9450
NC44-60	152.4	57.2	9150 or 9450
NC44-60	152.4	71.4	9150 or 9450
NC44-62	158.8	57.2	9150 or 9450
NC46-62	158.8	71.4	9150 or 9450
NC46-65	165.1	57.2	9150 or 9450
NC46-65	165.1	71.4	9150 or 9450
NC46-67	171.4	57.2	9150 or 9450
NC50-67	171.4	71.4	9150 or 9450
NC50-70	177.8	57.2	9150 or 9450
NC50-70	177.8	71.4	9150 or 9450
NC50-72	184.2	71.4	9150 or 9450
NC56-77	196.8	71.4	9150 or 9450
NC56-80	203.2	71.4	9150 or 9450
6 5/8REG	209.6	71.4	9150 or 9450
NC61-90	228.6	71.4	9150 or 9450
7 5/8REG	241.3	76.2	9150 or 9450
NC70-97	247.6	76.2	9150 or 9450
NC70-100	254.0	76.2	9150 or 9450
8 5/8REG	279.4	76.2	9150 or 9450

Company Information

Beijing Ocean Renda Petroleum Equipment Co.,Ltd engaged in Petroleum Equipment already 10 years. We provide the Petroleum Equipment ,qualifield parts and service about the Petroleum Equipment. Our products get the API certificates. At present, our main market is in South America. Our company have established four overseas company in United States, Colombia , Mexico and Dubai.

FAQ

1. What does Ocean Renda do?

Beijing Ocean Renda Petroleum Equipment Co.,Ltd has been engaged in research, design, manufacturing and assembly of land oil drilling rig and equipments for oil exploration and development since 2006. Ocean Renda is a leading one in this field in China.

2. What does Ocean Renda offer?

Beijing Ocean Renda Petroleum Equipment Co.,Ltd offers kinds of equipments for oilfield. We are one professional company in oil industry and our business covers oil field service, drilling rig/workover and its spare parts supply, equipment maintenace, and chemicals supply.

3.Can I expect a quality products?

All the production and processing are strictly according to ISO 9001:2008 and API standard. At the same time, mature production technology ensuring the quality satisfy international request. We also welcome the third party inspection, such as BV and SGS.

Contact information