Drilling Collar 5 Inch OCTG Thread NC38-50 3 1/2IF Length 9150 MM

Drill Collar Size

Drill Collar Use:
One of the most important components of the drill string is to provide drilling pressure to the drill bit and improve the rigidity of the drill string.
Product Description:
Made of AISI4145H chromium molybdenum steel, the content of trace elements is effectively controlled. According to the shape and material of the drill collar, it is divided into three forms:
1. Type A (cylindrical): It is made of ordinary alloy steel, and the cross-section of the pipe body is round drill collars both inside and outside.
2. Type B (spiral): It is made of ordinary alloy steel and has a drill collar with a spiral groove on the outer surface of the pipe.
3. Type C (non-magnetic type): It is made of stainless alloy steel with very low magnetic permeability, and the cross section of the pipe body is round drill collar inside and outside.

Shaanxi FORUS Petroleum Machinery Equipment Co., Ltd is a professional exporter of oil drilling machinery and equipment ,we mainly engaged in

worldwide brands oil drilling equipments and accessories etc.

Our goal is to meet the different needs of customers, to provide high quality products and the best service. We have a professional team to ensure

fast response, delivery in strict accordance with the delivery date, to meet the production needs of customers. Integrity is the cornerstone of our

development, we guarantee the quality, the products that we sold must meet the requirements of customers.

Our products are exported to Kuwait, UAE, Egypt, Indonesia, Russia, the United States, Kazakhstan and other countries and regions, the products

have been well received among customers and get long-term foreign trust.