Welcome, GuestSign InSign Up
Position - - / - - Detail

Square & Hexagonal Kelly

Product Details

Square & Hexagonal Kelly
Kelly are made from 4145H alloy steel , which are quenched and tempered along full length. Hardness range of 285~341 BHN and impact value of 54 joules as per ASTM A370 charpy-v , these values are guaranteed one inch below the surface .Kelly ends and drive sections , internal diameters and connections are machined and inspected to API specifications .Kelly bars are in inspected by an ultrasonic unit over their full length .

Contact Information

Contact Personbrigette
Telephone+86 29 88368846
Fax Number
Post Code
AddressRoom 10401, Building 31, Tangyuan Xiaoqu,No.69 Dianzi Zhengjie, Yanta District, Xi'an, China 710065
About Us - Contact Us - Privacy Policy - Daily Updates - Report Abuse