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Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-1 API 7-1

Model API 7-1

Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-1 API 7-1

Overview

Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-1 API 7-1, from Shijiazhuang Coal Mining Machinery Co., Ltd in Shijiazhuang, Hebei. Published figures include certification API, standard API 7-1 and surface treatment spray-painting.

Technical specifications

CertificationAPI
StandardAPI 7-1
Surface treatmentspray-painting
Materialgood quality steel

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