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We are one of the top 3 China’s leading drilling tool exporters servicing regular customers from Russia, Vietnam, UK, USA, Brazil...etc. Each kellyshall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact energy more than 54J. Each product shall conduct sleeve gauge test strictly in accordance with API specification. |
Category: Drill Pipes, Drill Collars, Heavy Weight Drill Pipes, Non-magnetic Drill Collars, Kellys , Pup Joints and others |
If any product meets your demand, please contact us for further information. |
Best regards, |
Alex |
Marketing Manager |
Shuguang Huayang Drilling Tool Co., Ltd. |
Add:Shuguang Industrial Park Jiangyan District Taizhou City Jiangsu P.R.China 225532 |
Mobile:+86-188 0526 8846 Skype: alexding0824 |
Website: www.shuguang.com/huayang/index.asp |