API Drilling Tool Short Drill Collar NC31-41

Overview: the company manufactures short drill collars of all specifications and models in accordance with relevant standards. Our short drill collars are manufactured of high-strength alloy steel forgings after heat treatment and finish mechanical machining. The mechanical performance of our drill collars and the specifications of the joint threads also meet relevant requirements. The drill collar is primarily utilized for the connection of special tools of vertical wells, directional wells, cluster wells, and horizontal wells. It also is used to compose drill tools. This product is designed and manufactured in accordance with the petroleum and natural gas industry standard of People’s Republic of China Drill Collar (SY/T 5144-2007) and API7-1 standard.

1.  High-strength Alloy Steel

2. API Standard

Major technical parameters and dimensions: