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- Contact Person : Ms. bai Sophia
- Company Name : Tianhe Oil Group Huifeng Petroleum Equipment Co., Ltd.
- Tel : 0086-0453-6558966
- Fax : 0086-0453-5979992
- Address : Heilongjiang,MuDanjiang,NO.43,West Diming Street,Mudanjiang City,Heilongjiang Province of China.
- Country/Region : China
- Zip : 157011
Drill Collar with spiral grooves
Product Detailed
Related Categories:Steel Pipes
Related Product Searches:Drill Collar with spiral grooves,High Quality drill collar,drill collar
Drill Collar with spiral grooves
Related Product Searches:Drill Collar with spiral grooves,High Quality drill collar,drill collar
01 Design & working procedure Conform to the requirment of API Spec 7
02 Non-API standard type of drill collars are also available as per client'request
03 Cold-rolled thread roots
04 Thread connections are performed with stress relief grooves
05 phosphated threads applied
