A Crossover Sub is
used as an adapter to convert one thread type to another thread type, or as the disposable component used to extend the connection life of a more expensive drill stem member.
Crossover subs
enable different sizes and types of BHA components to be connected to form the
drillstring. These subs allow the crossover from large connections to smaller
ones and visa versa.
Crossover Sub Crossover Sub,Transition Joint,Aluminum Transition Joint,Steel Transition Joint ROTATE DRILLING MOTOR CO., LTD , http://www.tcbearings.com
According to reports from the Japan Daily News (Mainichi Daily News), parts supplier Aisin Seiki has planned to set up two subsidiaries in India to produce and sell automotive parts. The two subsidiaries are located in the city of Rohtak in the suburbs of New Delhi and Narsapur near Bangalore.
It is understood that Aisin Seiki invested 7.1 billion rupees (1 billion yen) in the establishment of Aisin Automotive Haryana Pvt. Ltd., which is located in the city of Rohtak in the suburbs of New Delhi. Aisin Seiki invested a total of 3.1 billion rupees (460 million yen) in the establishment of Aisin Automotive Karnataka Pvt. Ltd., which is located in Narsapur near Bangalore.
Aisin Haryana will not only produce and sell automotive parts, but will also design automotive parts. Aisin Seiki began manufacturing components in India in 1999.
Japan Aisin Seiki Co., Ltd. was established in 1949 as one of the world's top 500 companies and the ninth-largest auto parts manufacturer in the world. Started production of parts in India since 1999. Its automotive parts manufacturing technology is well-known. About 95% of the company's sales come from automotive parts. Its business is mainly concentrated in five major areas: bodywork, communications, brakes and chassis, power systems, and engines, among which the power system is the backbone of its business. .
