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Square And Hexagonal Kelly - China

price: contact company for price

Kellys are available up to 46 feet long.Our kellys are made from 4145H

modified alloy bars that are quenched and tempered full length. A

hardness range of 285 to 341 BHN and a minimum impact value of 40ft-lbs

are maintained one inch below the surface at room temperature. All ends

and center drive sections trepanned to provide true bores. They are

drifted to API specifications, and all connections are machined. Kellys

are stamped with the API monogrom, where applicable.

Company Contact:

  • Phone: 08603514388799

  • Address: No.3,South Industrial Zone Of Nanshahe, Songzhuang, Taiyuan, China

  • Email: Email

Published date: July 20, 2013 -

  • Business Description: Shanxi Weigao Petroleum Drilling Tools Co., Ltd, a private high tech

    enterprise integrating scientific research, production and marketing,

    with years of history in the production of petroleum drilling collars,

    square kellys, and other products, produces series of petroleum drilling

    machineries and no excavation drills professionally.

    We have many kinds of high precision manufacturing and inspection equipment: special numerical control pipe thread lathes, large cylindrical lathes, milling machine, deep hole boring machine, friction welding machine, medium frequency heat treatment production line, as well as variety of thread gauge, single measuring instruments, thickness gauges, hardness testers, ultrasonic flaw detectors, ballistic work testing machines, universal hydraulic testing machines with microcomputer display and so on.

    With sophisticated production equipment, strict inspecting method and strong technology strength, we have mastered the key technique in producing petroleum drilling tools, whole process of production meet the requirement of API standard. Our company has already won the Certification of Quality System ISO9001:2000 and has obtained the product logo licenses of API SPEC7 1 (Certificate No.7 1 0625) and API Q1 (Certificate No.0571), which are issued by American Petroleum Institute.

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