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AISI 4145h Drill Collar 104.8mm-Nc31 with API Spec 7-1/7-2

China AISI 4145h Drill Collar 104.8mm-Nc31 with API Spec 7-1/7-2, Find details about China Drill Collar, API 7-1 from AISI 4145h Drill Collar 104.8mm-Nc31 with API Spec 7-1/7-2

Model NO.
O. D. 104.8mm-NC31
Manufacturing Process
Forging and Integral Heat Treatment
Surface Treatment
Spray-Paint
Operation Pressure
Atmospheric Pressure
Material
Structural Alloy Steel 4145h
Trademark
Shitan
Specification
O. D. 104.8mm-NC31
Origin
China
HS Code
8431431000

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