API Standard 10" Spiral Non magnetic Drill collar

API 7-1 10" Non magnetic Drill collar Factory Direct

Product Introduction

Oilfield Non magnetic Drill Collar

♦ The Petroleum drilling tools of Zhongzhong's mainly include Drill collars, Spiral drill collars, Non magnetic drill collars, Short drill collars, Drill tool stabilizers, Non magnetic drill tool stabilizers, Integral heavy weight drill pipes, Kellys, etc.

♦ The details of Non magnetic Drill collar as follows,

1. Material: Non magnetic steel P530,P550.etc

2. Shape: It is the round pipe with smooth surface and thick wall, and the both ends are machined screw thread for connection.

3. Use: It is mainly used for the inspection in the process of petroleum drilling.

4. Standard: API Spec 7-1 or SY/T5144 Standard.

5. Inspection&Test: When producing, traceability are maintained from the receipt of raw material to completion of final products, and serial numbers are diestamped on each workpiece body. During each manufacturing process, inspection and test are performed.

6. Magnetic permeability(MPS=1×105/4∏A/m)

1. Average: Ur<1.010.

2. Magnetic Field Gradient: ΔB≤0.05μT.

7. Specification:

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Quality control or assurance:

In order to keeping competition and developing, the basic is to improve any possible aspects such as company quality, we place an emphasis on elements includes controls, job management, defined and well managed processes, performance and integrity criteria and identification of records, on competence includes knowledge, skills, experience and qualifications, on soft elements includes personnel integrity, confidence, organizational culture, motivation, team spirit and quality relationship. 


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