TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.

Hailin, Heilongjiang, China
3YR
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Spiral Drill Collar With Elevator Groove And Slip Groove

Country:
China
Brand Name:
TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.

Product Description

Spiral Grooving In order to avoid differential pressure sticking in the hole.

Stress Relief Groove & Bore Back Box
Stress relief grooves improve bending strength of pin and box connections and, therefore, durability. Stress relief grooves for box and pin are defined by API.

Bore back box is nothing but gradual reduction of internal diameter by gradually increasing material cross sectional area at critical section. This will ultimately reduce drastically stress concentration during Static / Dynamic loading and prevents box connections from failure
Hardbanding

We provide several hardbanding materials for Customer’s choice: Arnco-100XT, Arnco-300XT, TCS-8000;

Slip and Elevator Recess

Slip and elevator recesses improve downhole handling efficiency and safety. Slip and elevator recesses are machined in accordance with API 7-1.

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Contact Details

TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.

No.43, West Diming Street, Hailin, Heilongjiang, 157011, ChinaMs. Jocelyn Xu View Contact Details Catalog - http://www.tianheoil.net/
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Last updated on : 26 October 2017

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