The crank shafts are alloy steel castings. Gears, connection rods and bearings are separately mounted on the crank shaft. The teeth on the gears are herringbone teeth. The tight fitting is used for the assemble between inner hole of gears and crank shaft together with inserting bolt and locknut for solidification. The big end of rod is installed respectively on three eccentric elbow of the crank shaft by means of the single column roller bearing, while the small end is installed on the cross pin through the double column roller bearing. Both ends of the crank shaft are double column centripetal sphere roller bearing.

  Kangyu petro company is a professional supplier of various oilfield equipment, including oil drilling and service equipment,oil production equipment,OCTG ,wellhead & downhole tools and spare parts with API certification. our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). Kangyu Petro company has become VIP (assigned) supplier and built strategic partnership with some coutries' national petroleum companies.

FAQ

 Why you need to choose Kangyu petro ?

As a professional oil and gas service company, Kangyu petro has many good experience is selling and serve for the oilfield industies,quality is the culture of the company, we provide the API and BV certifed products for customer.

Can  you make us the best quality products as well as a good price.

Yes. we can give you really quality products with best price,we have a better understanding of Chinese market, with us your moeny will be safe.

What is special compare with other company ?

First, we provide the quality products, with BV and API certified, at the same time, we will provide the customer with the best service after sale, any time any where.

How to contact us?

Name of contact: Mr.David

Skype ID :david19910611

Tel(What App):86-187-66725390